Compare the Top Free System Utilities as of October 2025

What are Free System Utilities?

System utilities are specialized software tools designed to maintain, manage, and optimize computer systems. They assist with essential tasks such as file management, disk cleanup, backup, performance monitoring, and troubleshooting. Unlike applications built for end-user productivity, system utilities work behind the scenes to improve efficiency, stability, and security of the operating system. They can be built into the OS or installed as third-party tools to extend functionality. By automating maintenance and diagnostic tasks, system utilities help prolong system lifespan and ensure smooth day-to-day operations. Compare and read user reviews of the best Free System Utilities currently available using the table below. This list is updated regularly.

  • 1
    Control D

    Control D

    Control D

    Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. - Block malicious threats - Block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more) - Deploy in minutes on fleets of devices using RMM - Manage clients using sub-organizations - Gain visibility on network events and usage patterns, with client level granularity - Re-route traffic via proxies (through DNS) for improved privacy and security - Enjoy superior UX and simplicity Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.
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    Starting Price: $2/month
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  • 2
    Kasm Workspaces

    Kasm Workspaces

    Kasm Technologies

    Kasm Workspaces streams your workplace environment directly to your web browser…on any device and from any location. Kasm uses our high-performance streaming and secure isolation technology to provide web-native Desktop as a Service (DaaS), application streaming, and secure/private web browsing. Kasm is not just a service; it is a highly configurable platform with a robust developer API and devops-enabled workflows that can be customized for your use-case, at any scale. Workspaces can be deployed in the cloud (Public or Private), on-premise (Including Air-Gapped Networks or your Homelab), or in a hybrid configuration.
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    Starting Price: $0 Free Community Edition
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  • 3
    Filerev

    Filerev

    Filerev

    Use the Filerev app to organize Google Drive and reduce storage costs. The Duplicate File Finder quickly shows all duplicates in Google Drive without downloading all of your files. The Storage Analyzer lets you browse your folders by size in Google Drive. You can also view your Google Drive files in different categories such as: hidden / orphaned files, large files, empty files, empty folders, large folders, old files, temporary files, files by extension. Every category includes powerful filters and the ability to bulk delete your files in Google Drive. Plus, there are charts and graphs to help you quickly see how your storage space is being used and the number of files and specific types of files or folders that are consuming the most space. You can get started for free to see what is consuming your Google Drive storage space and quickly clean up the clutter.
    Starting Price: $4/month/user
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  • 4
    LogicalDOC

    LogicalDOC

    LogicalDOC

    LogicalDOC helps organizations around the world gain complete control over document management. Focusing on business process automation and fast content retrieval, this premier document management system (DMS) allows teams to create, collaborate, and manage large volumes of documents and stores valuable company data in a centralized repository. System features include a drag-and-drop document upload, forms management, optical character recognition (OCR), duplicate detection, barcode recognition, event logging, document archiving, integrated document workflow, and so much more. Schedule a free, no obligation, one-on-one demo today.
  • 5
    Weavy

    Weavy

    Weavy

    The complete in-app collaboration API and SDK. Add contextual activity feeds, chat, and document collaboration directly into your apps to increase user engagement, improve in-app retention, and reduce customer churn. All Weavy features include integrations to the third party tools your users are already familiar with: add capabilities for Zoom and Teams video conferencing, Google Drive, Dropbox, or Box file sharing, document sync and versioning contextually inside your app. Weavy allows app developers to quickly add the features that users need to be productive and interactive, directly within the app environment. With our SDK and APIs, you can deploy chat, feeds, and document sync in a matter of days, not months, and at a fraction the cost to build in-house. Focus on your core product while simultaneously adding functionality that makes your user experience not only better, but increases user engagement and dependency on your app.
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    Starting Price: $0/Month
  • 6
    GoLogin

    GoLogin

    GoLogin

    GoLogin is a privacy browser for running multiple accounts on any platform. It protects accounts from being flagged or blocked on even the most sophisticated websites - Google, Facebook, Amazon and others. For an end user, it's just like Chrome - but able to safely run separate online identities. This opens unlimited opportunities for commercial use. Marketing agencies, affiliates and advertisers all around the world successfully run and share accounts from one device with no verifications, suspensions or flags. Best For: Marketing agencies - Affiliate marketing teams - SMM/Brand agencies - Advertising agencies - Real estate agents - E-commerce managers - Dropshippers - Web scrapers - Crypto enthusiasts
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    Starting Price: $0 per month
  • 7
    Opera

    Opera

    Opera

    Opera is the personal browser chosen for hundreds of millions of people around the world. Opera is the faster browser with less processing capacity than other browsers with a built-in ad blocker that helps load webpages faster. Opera browser has a free integrated VPN that reduces online tracking and shields your browsing. Opera browser makes your online life much easier having the most popular built-in messengers such as Facebook Messenger, WhatsApp, Telegram and VKontakte available in the sidebar. Other benefits of Opera browser: - Video pop-out - Twitter & Instagram integrated in the sidebar - Pinboards: Save and collect web content easily and share it visually - Search in tabs - Opera Cashback: Get money back when shopping in Opera Browser - Workspaces: Organize tab groups in separate customizable workspaces - Snapshot tool: Easily capture, edit and share your snapshots from webpages - Spotify, YouTube, Apple Music integrated - Crypto wallets - Built-in AI
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    Starting Price: Free
  • 8
    Google Chrome
    Connect to the world on the browser built by Google. Google builds powerful tools that help you connect, play, work and get things done. And all of it works on Chrome. With Google apps like Gmail, Google Pay, and Google Assistant, Chrome can help you stay productive and get more out of your browser.
  • 9
    Brave Browser

    Brave Browser

    Brave Software

    Brave Browser is a super fast, safe, and private web browser with built-in ad blocker. It’s 3x faster than Chrome, more secure than Safari, and has almost 60 million users worldwide. Featuring a built-in VPN, crypto wallet, and a truly independent search engine, Brave is the privacy super app! Download the best privacy online for desktop, Android, or iOS. Easily import bookmarks, passwords, and extensions. It only takes 60 seconds to switch. Browse privately, search privately, and ditch Big Tech. With Brave. Brave is the best browser for privacy!
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    Starting Price: Free
  • 10
    Mozilla Firefox
    Mozilla Firefox is a free, open-source web browser developed by the Mozilla Foundation, a non-profit organization dedicated to internet health and privacy. Designed to prioritize user privacy and security, Firefox offers features like Total Cookie Protection, which provides outstanding privacy by default. The browser includes tools such as Firefox View, allowing users to see tabs open on other devices and access recent history, and built-in PDF editing capabilities, enabling form edits directly within the browser. Available across various platforms, including Windows, macOS, Linux, Android, and iOS, Firefox ensures a consistent and secure browsing experience. Its commitment to user-centric development and transparency makes it a preferred choice for those seeking a trustworthy alternative to proprietary browsers.
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    Starting Price: Free
  • 11
    Aid4Mail

    Aid4Mail

    Fookes Software Ltd

    Aid4Mail is a fast, reliable, and highly accurate tool to collect, recover, search, and convert emails. It supports most mailbox file formats (e.g. PST, OST, OLM, mbox), IMAP accounts (e.g. Yahoo! Mail, AOL) and popular mail service providers (e.g. Microsoft 365, Exchange, Gmail). Aid4Mail can recover double-deleted messages and corrupted emails, and extract MIME data from certain types of unknown file formats through file carving. Aid4Mail provides a large array of tools to search and filter out unwanted emails during conversion. Save time by using native pre-acquisition filters to download a subset of your mail from Exchange, Office 365, Gmail and other webmail services. Use Aid4Mail’s integrated search engine to cull-down your email collection. Its search operators are very similar to Gmail and Office 365. Aid4Mail is used by Fortune 500 companies, government agencies and legal professionals around the world. It is made in Switzerland by perfectionists.
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    Starting Price: $59.95
  • 12
    Microsoft Edge
    The browser for business is here. Built on Chromium open source, backed by Microsoft security and innovation. Microsoft Edge is the fast and secure browser that helps you protect your data, and save time and money. Microsoft Edge is available on supported versions of Windows, macOS, iOS, and Android. Microsoft Edge is the best browser for Windows. Sync your passwords, favorites, and settings across multiple devices and start using Microsoft Edge today. Microsoft Edge was designed to feel at home on a Mac. Easily sync your passwords, favorites, and settings across many devices. Download Microsoft Edge as your new trusted web browser today. Microsoft Edge is available to download on your iOS device. Sync your passwords, favorites, and collections, across your signed-in devices. Scan the QR code to install the app. Microsoft Edge is available to download on your Android device. Sync your passwords, favorites, and collections, across your signed-in devices.
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    Vivaldi

    Vivaldi

    Vivaldi Technologies

    The new Vivaldi browser protects you from trackers, blocks unwanted ads, and puts you in control with unique built-in features. Get Vivaldi and browse fast. Vivaldi is a web browser that was designed with the user in mind. It offers a wide range of features and customization options, making it a powerful and flexible tool for browsing the internet. One of Vivaldi's key features is its tab management system, which allows users to easily organize and manage multiple tabs. Vivaldi also offers a range of built-in tools, such as a notes and bookmarks manager, and the ability to take and share screenshots. Additionally, Vivaldi is designed to be fast and secure, with support for features like built-in ad-blocking and privacy protection. Overall, Vivaldi offers a unique and customizable browsing experience for users who want more control and flexibility.
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    Gigasheet

    Gigasheet

    Gigasheet

    Gigasheet is the big data spreadsheet that requires no set up, training, database or coding skills. If you can use a spreadsheet, you can find opportunities in big data. Best of all, your first 3GB are free! Use Gigasheet to filter, sort, group and aggregate data to gain insights. Create pivot tables by simply dragging columns around. Data cleanup tools and functions clean and insert data during analysis. Enrichments such as Email Validation and Geo IP Location look up make your data even more useful. Sharing and collaboration tools make distributing huge data sets a snap. Gigasheet integrates with more than 135 SaaS platforms and databases. Thousands of individuals and teams use Gigasheet to gain insights in minutes, not hours or days. You don't need to be a data scientist to get answers from big data.
    Starting Price: $95 per month
  • 15
    Perplexity

    Perplexity

    Perplexity AI

    Where knowledge begins. Perplexity is an AI search engine that gives you quick answers. Available for free at as a web app, desktop app, or on the go on iPhone or Android. Perplexity AI is an advanced search and question-answering tool that leverages large language models to provide accurate, contextually relevant answers to user queries. Designed for both general and specialized inquiries, it combines the power of AI with real-time search capabilities to retrieve and synthesize information from a wide range of sources. Perplexity AI emphasizes ease of use and transparency, often providing citations or linking directly to its sources. Its goal is to streamline the information discovery process while maintaining high accuracy and clarity in its responses, making it a valuable tool for researchers, professionals, and everyday users.
    Starting Price: Free
  • 16
    MConverter

    MConverter

    MConverter

    Online converter for video, audio, image, e-book, document, subtitle & archive files up to 10 GB. Easy to use. Clean UI. Select files and folders from anywhere, including the clipboard (Ctrl+V). Save your files to any folder. MConverter lets you compress PDF files in bulk, by up to 90%! Supported formats: 3g2, 3gp, 7z, aac, ac3, ai, aif, aiff, amv, arw, avi, avif, azw, azw3, bmp, bz2, cab, cbr, cbz, cr2, cr3, cso, csv, deskthemepack, dng, doc, docx, drawio, epub, fb2, flac, flv, gif, gz, heic, htm, html, ico, iso, jar, jpeg, jpg, json, jxl (jpeg xl), m4a, mcaddon, mcpack, mctemplate, mcworld, md (markdown), mid, mkv, mobi, mov, mp3, mp4, mpeg, mpg, mpo, mxf, nef, odp, ods, odt, ogg, opus, pdf, pdf/a, png, ppm, pps, ppsx, ppt, pptx, psd, raf, rar, rtf, rw2, sami, smi, srt, sub, svg, tar, tbz2, tgz, themepack, tif, tiff, tini, tsv (tab), txt, txz, vob, wav, webm, webp, wma, wmv, xcf, xls, xlsx, xz, zip
    Starting Price: €9.99
  • 17
    Crestadoro

    Crestadoro

    Brynner Industries

    Crestadoro is a networkable file indexing and search tool. You can install it on multiple Windows machines, create libraries of documents that reside on each machine, then search and access the files from anywhere on your network. You can install Crestadoro on as many machines as you like, both the indexing engine and the search client are easy to set up. You can optionally use SQL Server to store the data if you don't want to use the internal storage mechanism that comes as standard (though it is pretty wizzy!). The Community Edition is completely free to use, you can have as many libraries as you want, the only limitation is that each library can only hold a maximum of 100 documents. Crestadoro is named in honor of Andrea Crestadoro, a chap who lived a couple of hundred years ago who is generally considered to be the first person to come up with the idea of indexing a book by its content rather than its title. He was also an inventor who came up with some bonkers ideas!
    Starting Price: £50
  • 18
    GenLogin

    GenLogin

    GenLogin

    Anti-detect browser with automation capabilities. Handle a limitless amount of accounts through virtual browser profiles. Antidetect browser is a web browser that utilizes technology to simulate computer technical data and browser fingerprint in order to create a protective layer against detection for internet users, creating a private and secure virtual space for users. GenLogin supports you with security protection, prevents account lockout, and allows users to manage a large number of accounts from any platform provided by any entity in e-commerce, social networks, forums, etc. Supports core browsers with the technology of Chrome and Firefox helps users easily use and easily build their own work preferences. Unlimited changes to browser fingerprint, user-agent of the browser, and genuine parameters of current computer models. Free peer-to-peer proxies are available and constantly updated around the clock. The proxy rotates every 5 minutes.
    Starting Price: $20 per month
  • 19
    KACE by Quest

    KACE by Quest

    Quest Software

    KACE® by Quest supports your unified endpoint management (UEM) strategy by helping you discover and track every device in your environment, automate administrative tasks, keep compliance requirements up-to-date and secure your network from a range of cyberthreats. Discover, manage and secure all your endpoints from one console as you co-manage your traditional and modern endpoints, including Windows, Mac, Linux, ChromeOS, and iOS and Android devices. KACE is a Unified Endpoint Management solution that offers a single point of control for managing IT systems across the entire organization, inside or outside your network. This comprehensive solution takes the stress out of keeping devices secure and compliant so you can do more.
    Starting Price: As low as $3/mo/device
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    AOMEI Backupper

    AOMEI Backupper

    AOMEI Technology

    Reliable Windows backup software to safeguard operating system, data and applications using backup, restore or clone feature. Designed for Windows operating system users, both PCs and Servers, to keep OS and files on computers safe and retrieved. AOMEI Backupper is embedded with backup, restore, and cloning features to make itself complete and professional windows backup software. Once disaster strikes, for example, system crashes, one can quickly and easily restore computer to normal state. As image deployment tool, deploying system to dissimilar hardware is also available. Cloning features of AOMEI Backupper help a lot in migrating operating system or upgrading hard drive and ensure success boot.
    Starting Price: $39.95/Professional/Yearly
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    Brave Search

    Brave Search

    Brave Software

    Brave Search is a privacy-focused search engine from the creators of the Brave Browser. Brave Search does not currently show ads. Eventually it will have an ad-supported free model, or a paid model that does not show ads. Brave Search API: Power your search and AI applications with the fastest growing independent search engine since Bing. Access an index of billions of pages with a single API call. All users can get started for FREE for up to 1 query per second, and 2,000 queries per month. Brave is one of only a few global, independent search providers, and it’s the fastest growing search engine since Bing. Get access to high-quality data that’s actually usable. Build everything from search engines to AI apps. As the default engine in the Brave browser, Brave Search is consistently refreshed with new data via its Web Discovery Project contribution framework.
    Starting Price: Free
  • 22
    Bing

    Bing

    Microsoft

    Bing helps you turn information into action, making it faster and easier to go from searching to doing. Bing helps you turn information into action, making it faster and easier to go from searching to doing. As Bing continues to evolve, we’re focused on expanding the ways in which you can use Bing. For example, did you know that Bing powers InPrivate search with Microsoft Edge, quick searches in the Windows taskbar, work search scenarios with Microsoft 365, immersive gaming in Microsoft Flight Simulator, and much more? That’s why starting today, you will see a shift in product to Microsoft Bing, which reflects the continued integration of our search experiences across the Microsoft family. Beyond our commitment to expanding search scenarios, we also believe that you can and should get more value out of the searches you perform every day. That’s why we’re also excited to announce the expansion of Give with Bing, which helps you make a difference just by searching.
    Starting Price: Free
  • 23
    Parseur

    Parseur

    Parseur Pte. Ltd.

    Parseur is an email parser and document processing automation software that automatically extracts data from emails, PDFs, CSVs or Excels and sends it to any app, spreadsheet or database. Parseur saves you hundreds hours of manual data entry and lets you automate your business. Parseur works by creating a template based on a sample email, and highlighting portions of text to capture. After generating a template, Parseur will automatically extract the data from every similar email. The best feature about Parseur is that if you have more than one template, Parseur will automatically pick the right one for you so you can consolidate data extraction from many different providers automatically. Parseur comes loaded with ready made templates for many industries including food orders (Grubhub, DoorDash), Google Alerts, real estate leads (Zillow, Apartments.com), Job applications (LinkedIn), Bookings (Airbnb) and many more!
    Starting Price: $99 / month
  • 24
    ixBrowser

    ixBrowser

    Fuzhou Insight Network Technology

    ixBrowser is an ultimate secure anti-detect browser designed to revolutionize business scalability. With our cutting-edge stealth browser technology, online marketing professionals can now effortlessly manage multiple online profiles while evading account bans. Our virtual profiles boast fully customizable fingerprints that seamlessly mimic native and unique identities. Rest assured, our platform is fortified with industry-leading encryption, ensuring the utmost security for your profiles - to the extent that even we cannot access their contents. Experience the power of ixBrowser and unlock unprecedented growth opportunities for your business.
    Starting Price: $0 (Proxy start from $2.25)
  • 25
    iLovePDF

    iLovePDF

    iLovePDF

    Every tool you need to work with PDFs in one place. Every tool you need to use PDFs, at your fingertips. All are 100% FREE and easy to use! Merge, split, compress, convert, rotate, unlock and watermark PDFs with just a few clicks. Combine PDFs in the order you want with the easiest PDF merger available. Separate one page or a whole set for easy conversion into independent PDF files. Reduce file size while optimizing for maximal PDF quality. Convert your PDF to WORD documents with incredible accuracy. Convert your PDFs to POWERPOINT. Sign and certificate PDF documents. Request for digital signatures or sign your own documents.
    Starting Price: $7 per month
  • 26
    ownCloud

    ownCloud

    ownCloud

    ownCloud develops and provides open-source software for content collaboration, allowing teams to easily share and work on files seamlessly regardless of device or location. More than 100 million users worldwide already use ownCloud as an alternative to public clouds – and thereby opt for more digital sovereignty, security and data protection.
    Starting Price: 1.63€/user/month
  • 27
    DeBounce

    DeBounce

    DeBounce

    DeBounce is a fast, accurate, and affordable email validation service. It helps businesses to get rid of invalid email addresses from their databases. If you use popular ESPs to send emails, DeBounce can easily integrate with them and transfer your lists for validation. Here are some key features of DeBounce: 1. Bulk Email Validation 2. Email Validation API 3. List Monitoring 4. Lead Finder 5. Data Enrichment 6. WordPress Email Validation 7. JavaScript Email Validation Widget for Forms Besides the paid services, DeBounce offers some free services. It offers a life-time free disposable email detection API that helps you combat fake and temporary signups. However, if you want to have a more complex validation engine, you can go for a paid plan. Moreover, you can benefit from a free email extractor tool to build email lists and validate them to find cold leads and increase your delivery rate.
    Starting Price: $10.00/one-time/user
  • 28
    LibreOffice

    LibreOffice

    The Document Foundation

    LibreOffice is a free and powerful office suite, and a successor to OpenOffice.org (commonly known as OpenOffice). Its clean interface and feature-rich tools help you unleash your creativity and enhance your productivity. LibreOffice is Free and Open Source Software. Development is open to new talent and new ideas, and our software is tested and used daily by a large and devoted user community. Your documents will look professional and clean, regardless of their purpose: a letter, a master thesis, a brochure, financial reports, marketing presentations, technical drawings and diagrams. LibreOffice makes your work look great while you focus on the content, thanks to its powerful styles system and structuring tools. LibreOffice is compatible with a wide range of document formats such as Microsoft® Word (.doc, .docx), Excel (.xls, .xlsx), PowerPoint (.ppt, .pptx) and Publisher. But LibreOffice goes much further with its native support for a modern and open standard.
    Starting Price: Free
  • 29
    Aspose.Total Conversion
    Aspose.Total Conversion is a free online document converter that completely supports conversion to/from many common documents formats, such as word processing, spreadsheet, presentation, CAD drawings, images and other popular file formats. It has included support for converting a single as well as multiple files to other supported file formats such as DOC, DOCX, DOTX, EMF, EPUB, GIF, JPEG, JPG, HTML, MHTML, OBJ, ODP, ODS, ODT, OTP TIFF, TXT, XLS, XLSB, XLSM, XLSX, XLT, XLTX, XML, XPS, PCL, PDF, PLY, PNG, POT, POTM, POTX, PPS, PPSM, PPSX, PPT, PPTM, PPTX, PS, PSD, RTF and many more. The app is very stable and efficiently works on all major platforms including Windows, Mac, Android and iOS. For a smooth conversion you need to upload your documents and select the output format and press the convert button. Once the conversion process is completed you can instantly download the converted document as well as view it or share it with others.
    Starting Price: Free
  • 30
    SpeedOf.Me

    SpeedOf.Me

    SpeedOf.Me

    SpeedOf.Me API, the first and only speed test API, allows you to measure your users' connection speed. SpeedOf.Me is now partnered with NordVPN to offer its users the best quality VPN service at a discounted price. SpeedOf.Me is a broadband speed test that allows you to easily measure your actual Internet speed on all your devices like desktop, mobile, tablet, game console, smart TV, car, etc. Without having to host a SpeedOfMe software on your server, you are now able to run a SpeedOf.Me speed test right from your website or app. It is a Javascript-based API that allows you to measure download speed, upload speed, latency and jitter of the client. This means you can create your own speed test service, collect statistical information and benchmark the bandwidth of your users. Decide what audio/video streaming quality is suitable for the client. Tell the user how long it exactly takes to download/upload a specific file. Integrate it in your Internet-connected hard-ware/equipment.
    Starting Price: Free
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