Best System Utilities
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Compare the Top System Utilities as of October 2025
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What are 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 System Utilities currently available using the table below. This list is updated regularly.
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1
Shift
Shift Technologies Inc.
Shift is the first fully customizable browser that empowers you to make the most of your life online. Shift allows you to drag and drop apps, bars, and controls, to create a central hub that adapts to however you work. Sign into 1,500+ web apps, swap instantly between Spaces for work, side hustles or personal browsing, and stay logged into multiple accounts at once. In addition, Shift is proudly pioneering carbon-neutral browsing as part of its promise to reimagine what browsers can do—not only for users, but for the planet. Founded in 2016 in Victoria, British Columbia, Shift is a Certified B Corp within the Redbrick portfolio. Key capabilities & features - Build your browser: Create a custom layout for how you use the internet. - Create Spaces: Create separation between work, side hustles, and passion projects. - Integrate Apps: Add web apps to Shift to customize its capability. - Templates: Choose from 6 different layouts to build on.Starting Price: Free -
2
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.Starting Price: $0/Month -
3
Rambox
Rambox
Rambox is a digital workspace organizer that boosts productivity for professionals who use web apps frequently. It centralizes all your apps, making it easy to organize and access frequently used applications in one place. With over 700 pre-configured apps, including Gmail, WhatsApp, Facebook, iCloud, and more, you can instantly add them to your workspace. And if your app isn't listed, no problem - you can add any custom app in a few easy steps. Rambox synchronizes app configurations and can disable notifications across all devices in the user dashboard, automatically hibernating inactive apps to free up memory. Plus, users can apply CSS styling and JS code to improve each app's design and performance. Other features include: dark mode, do not disturb mode, spell checking, ad blocking, password management, notification management, and keyboard shortcuts.Starting Price: $7 per user per month -
4
Snagit
TechSmith
Capture. Create. Connect. TechSmith Snagit is a powerful screen capture and recording tool that makes it easier than ever to collect and share information. With intuitive editing features and access to a library of templates, anyone can transform simple captures into professional-quality images, GIFs, and videos. Share information like never before Snagit lets you quickly capture your screen and camera at the same time and instantly share your video anywhere. Give status updates, deliver feedback, or demonstrate a process without a meeting, call, or long email. Bring your ideas to life Adding context to your screen captures is a breeze with Snagit's full suite of easy-to-use editing tools. Redact sensitive information, rearrange objects, and even draw on your screen while you record a video. Work and share from anywhere Instantly share your images, videos, and GIFs via the apps you already use every day.Starting Price: $39/year -
5
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.Starting Price: $59.95 -
6
SeaMonkey
SeaMonkey
SeaMonkey is an all-in-one Internet application suite that combines a web browser, email and newsgroup client, feed reader, IRC chat, and HTML editor into one powerful platform. Developed by the SeaMonkey community, it continues the legacy of the classic Netscape and Mozilla suites with a modern, open-source foundation. Built using the Mozilla Firefox and Thunderbird codebase, SeaMonkey offers a familiar and reliable browsing and communication experience. Users benefit from advanced features like tabbed browsing, smart location bar, adaptive junk filtering, and multi-account support. Its integrated design caters to web developers, advanced users, and corporate professionals who value functionality and control. With ongoing updates and strong community backing, SeaMonkey delivers everything you need for the Internet—right in one place.Starting Price: Free -
7
Feedly
Feedly
Feedly is the fastest way to track the topics and trends that matter to you. We believe that reading opens doors, whether that’s performing better at work, mastering a craft, learning something new or following current events. Reading is an important tool for those with curious minds, and Feedly is an app that enables readers to connect with the websites and sources about the things they are most passionate. Organize and read all your trusted publications and blogs in one place. Train Leo, your AI research assistant, to read your feeds and filter out the noise. Collaboratively research and share key industry trends. Ask Leo to read your feeds and prioritize the topics, events, and trends that matter to you. Share insights with your team. Organize, curate, and share key industry insights as a team. Feedly is a secure space where you can privately organize and research the topics and trends that matter to you.Starting Price: $6 per month -
8
Regain
Regain Software
Enjoy seamless conversion with proficient OST to PST Converter tool to retrieve inaccessible and corrupt OST files. It helps corrupt items like email, tasks, contacts, calendars etc. Ever since the start, the sole motive of Regain Software has been to offer a wide range of complete recovery and repair solutions for emails so as to better help companies, data technicians, and even the general audience to recover lost contacts, emails, and many other things. When your OST files are severely corrupted, you can recover and save into Outlook PST/EML/MSG/HTML format using Regain OST Recovery Tool. If your PST Tool is corrupted and you are unable to access the data stored, use the Regain PST recovery tool to recover and convert multiple files into different formats namely EML/MSG/HTML/MBOX/RTF. removing duplicate data is a matter of seconds as this tool enables you to remove duplicate content including duplicate emails, attachments, calendars, contacts, notes, etc. from one or more files.Starting Price: $49.00/one-time/user -
9
ATS NSF To PST Converter
ATS Software
ATS NSF to PST Converter is excellent with Professional tool that easily Imports or Recover the entire data from IBM Lotus Notes NSF file to Outlook PST file easily and safely. This application design to a perfect conversion process to easy and smooth Lotus Notes to Outlook PST file, office365 & Live Exchange Server. By taking the help of this tool you can convert lots of NSF file in at one time. This tool support overall version of Lotus Notes 9.0.1, 9.0, 8.5, 8.0.2, 7.0, 6.5 and 6.0. The working process of ATS Lotus Converter Software is safe and secure which is very useful for users. In this Software available preview option, you can see the recovered mailbox before the actual conversion in HTML and TEXT file type. This Software is available multiple advantages gives multiple saving formats like office365, Live Exchange Server, PST, EML, vCal, EMLX, MBOX, vCard, MSG and CSV for restoring NSF data in a safe mode.Starting Price: $59 one-time payment -
10
NetDocuments
NetDocuments
Simplify document reviews by making it easy for everyone on your team to preview, annotate, share, and mark up documents in real-time without ever sending an email or downloading a file to your desktop. Facilitate centralized feedback, comments, and discussions on documents without ever removing them from your secure NetDocuments environment. Communicate content edits clearly and quickly reference feedback with Margin Notes. Users can quickly add comments to a document directly from the preview window, enabling your team to collaborate without downloading or opening the document itself. Collaborate in real-time and communicate around the document, without editing directly within the document. By doing so, you avoid the need to wait for a colleague to check a document in so you can work, or create a duplicate version that may not include someone else’s edits. -
11
Afterlogic Aurora
AfterLogic
Groupware system for businesses and providers, backed with mobile apps. Your private cloud combining groupware, file storage and email in a single, unified environment. Clean and modern interface. Can work with your existing mail server or use its own for the complete solution. iOS/Android apps for Email and Files let your users just type their email/password and never deal with mail server settings or blocked IMAP/SMTP ports. Can be integrated with LDAP authentication or LDAP address book, along with OAuth 2.0 authentication and resources, like Google Drive or Dropbox.Starting Price: $99.00/one-time -
12
New Sloth
New Sloth
Knowledge you need to power the decisions you make. Smarter way to gather insights from essential news and informative websites of your interest. Keep your finger on the pulse of your industry, and the topics and trends that impact its direction. We deliver 'more signal, less noise' every day to global business teams and knowledge workers, helping them avoid information overload, and prosper! Leverage the power of aggregation, and discover emerging facts and trends to stay ahead of the crowd. Identify actionable insights to gain from fresh opportunities. Stay informed of essential news, breaking events, and any other public web content organized in one place. Easily gather and analyze concise information on an industry or competitor, that will affect your decisions, opportunities, strategy, and growth. Turn websites into instant notifications. Make a feed for any public source to track its updates. Convert any webpage to a feed with our feed builder or powerful API.Starting Price: $9 per month -
13
Email Studio .NET
OMID SOFT
Email Studio is an enterprise grade email and storage viewer, parser and converter. Email Studio fully supports MIME and MAPI plus generic Windows, MacOS and Linux formats. Your all-in-one (20+) multi format email and storage processor with embedded RBL, DKIM and Tracer in addition to the unmatched enterprise storage tools. ► Calendar Converter/Merger/Splitter ► Contact Converter/Merger/Splitter ► Remote Server Certificate Validator ► Email Converter/Downloader/Validator ► Email/Storage Based File Format Detector ► Send Custom POP3/IMAP4/SMTP/DNS Commands ► Storage Converter/Extractor/Merger/Splitter/Builder/DownloaderStarting Price: $0 -
14
Qoli.AI
Qoli.AI
Qoli.ai is an advanced call management software integrated with a robust CRM system, designed to streamline inbound and outbound communication for modern teams. It brings together essential tools like call tracking, recording, and analytics to provide a clear and data-driven view of every customer interaction. By automatically capturing and organizing call details, including duration, outcomes, and contact history, Qoli.ai ensures that teams never miss critical insights. The platform’s intuitive dashboards and reports help managers monitor agent performance, understand customer sentiment, and make informed decisions to enhance efficiency and service quality.Starting Price: $750/month -
15
SoftTweak OST Converter
SoftTweak
No doubt that the OST migration tool is ultimate solution and its graphical user interface is effective for all users (technical or non-technical). It works in only three simple steps yet it is capable to convert multiple PST files into other file format at once. (To select multiple files, press Ctrl key + Click on the files) OST Converter successfully completes al migration process and provides effective resultant files in few moments. Basically, it converts OST file in multiple file formats. The multi-talented OST to PST converter tool is effective solution and has capability to export large-size OST files into PST for Outlook at once. During the complete migration of OST in PST, it also displays complete progress status of the migration which shows the number of files converted during the process. Therefore, users can simply check the status of the software working. Moreover, the OST Converter software works smoothly and also maintained all mails and other data properties.Starting Price: $69 one-time payment -
16
Birdie eM Client Converter
Birdie Software
For large scale email migration, eM Client Converter supports Multiple Folders conversion option. So that users can convert more than one eM Client Mailboxes folder at a time, this option is available in "Email Migration License. This features is available on "Personal License", Single Folder conversion option is also work as Batch conversion but with single folder selection option. In this option you can convert single folder (having multiple eM client emails and sub-folders). During the conversion process, software will keep emails formatting as it is. Accurately retains emails Rich-text and other formatting, header source (from, to, Cc, Bcc, time, date, subject), body source (font, text, color, line, table, etc), images, etc. -
17
SoftSpire Zimbra Converter
SoftSpire
Zimbra Converter is a comprehensive tool, designed to convert Zimbra Mailboxes to multiple applications, with full precision. A complete migration utility, Zimbra Mail Converter moves all the emails, contacts, notes, tasks, calendars of multiple user profiles into format, to be further imported into various applications. The software creates individual file for every mailbox, allowing easy management of all user accounts. Tested with around 20000+ files, the software offers smooth Zimbra mailbox conversion, thereby eliminating any kind of file size limitation and promoting large scale migration. A Windows based tool, Zimbra Converter works on Windows 10 and all its earlier editions. While carrying out the Zimbra Mailbox conversion, software retains the same Zimbra folder structure thoroughly in MS Outlook, without any change or damage.Starting Price: $299 one-time payment -
18
PstViewer Pro™
Encryptomatic
PstViewer Pro™ is a viewer for opening, searching and converting different kinds of email content, including .pst, .ost, .msg, .eml, and .mbox files. Use PstViewer Pro to convert emails between different formats. Save email and file attachments as PDF documents. Bulk export and convert emails Also supports bulk printing of emails. Download the free 15 day trial.Starting Price: $79.99 -
19
Kamzan
Kamzan
Cloud suite for business digitization, collaboration and sharing. A Private Cloud dedicated exclusively to you. We create an ad-hoc technological infrastructure for each customer and separate from the others to minimize the risk of data-breach. The data is stored exclusively in the European Union, in a Data Center located in Germany which is part of the CISPE. All data is encrypted with a different key for each private cloud, just as the database on which the service is based is also encrypted. The encrypted communication protocol uses a unique TLS 1.3 certificate for each customer. A uniquely European supply chain and a contract in which we make it clear that profiling will never be carried out, that no data will ever be sold or transferred to third parties and that the intellectual and physical property of the data in their entirety is held by the client company. -
20
MS Outlook Email Extractor
Monocomsoft
MS Outlook Email Extractor is developed to extract email addresses from Outlook: PST Files, Profiles, Inbox, Sent, Draft and Folders. It extract unique emails from Outlook accounts. This software was designed to meet the leads generation needs of email marketing professionals, companies, businessmen and independent internet users. MS Outlook Email Extractor is an easy to use and feature packed desktop email extractor software. It parses through Outlook accounts to extract all email ids stored in them. Top Features of MS Outlook Email Extractor Extract unique email addresses from selected dates Auto Filter duplicate emails Removes bounced emails from email lists. Smart Filters for easy sorting of emails from domain, region, name etc; Exports email lists to Excel, CSV and Text File formatsStarting Price: $31 -
21
IceWarp
IceWarp
The only office rule is, there is no office. Business email, TeamChat for project teamwork, real-time office document collaboration and online meetings. All in our secure cloud and for half the usual cost. Chat in teams organized around projects, upload files, mention coworkers, comment on posted emails, pin important posts. Integration with email enables sharing received messages directly to TeamChat room for colleagues‘ attention. Skyrocket your office work effectivity with Desktop Client and Desktop Office documents on Windows as well as Linux devices. Get the complete Suite, or choose only the app you need.Starting Price: $312.00/year/user -
22
Datavare OST to PST Expert
Datavare
Datavare OST to PST Expert tool is a best-in-class OST to PST converter which helps you migrate inaccessible OST files to PST file format which lets you easily access your OST files anywhere in Outlook. OST files can be corrupted due to varieties of reasons. If there is server error during synchronization process of an OST file, it can corrupt. Oversized can also make OST files inaccessible. Hardware and software issues can also corrupt OST. To save oversized OST from corruption, conversion is one of the best solutions. PST is the most common file format of Outlook. You can switch from OST to PST. Our conversion program helps you. This software is specialized in converting OST to PST only. The sizing of the OST file doesn't matter. The converter is capable to scan OST files at one go. It supports all Outlook versions including 2003, 2007, 2010, 2013 and 2016.Starting Price: $49 per month -
23
Mail.ru
Mail.ru
Mail.ru Group is developing a services ecosystem to help millions of people get on with their day-to-day tasks online. Mail.ru Group is building the VK ecosystem giving its users an opportunity to communicate, play, sell and buy goods and services, order food and taxi, find a job and new employees, receive professional training and master new skills, and stay abreast of the latest developments. The ecosystem’s various services share several common features, a voice assistant, universal user account, platform for mini apps and a payment system. Mail.ru Group provides a range of solutions for digitalizing business processes, from online promotion to cloud services. Mail.ru Group develops the VK ecosystem as a way to bring together a wide variety of technologies and products. We believe that technologies are created and developed for the good of society. Our mission is to improve people’s lives by making technologies simple and accessible to as many users as possible. -
24
Sudo Platform
Anonyome Labs
Sudo Platform is an API-first, developer-focused ecosystem that delivers the tools necessary to empower our partners to quickly and completely deliver to end-user consumers the necessary capabilities to protect and control their personal information while navigating the digital world. It provides a modular, quick to implement, and powerful collection of the most important digital privacy and cyber safety tools. including safe and private browsing, password management, VPN, virtual cards, encrypted and open communications, and decentralized identity. This developer-focused platform includes: Developer-focused documentation API-first ecosystem SDK source code via GitHub Sample applications for test-to-deploy of various capabilities Vendor-brandable (white-label) apps for quick go-to-market deployments. -
25
Aryson Email Conversion Tool
Aryson Technologies
Aryson Email Migration Software allows you to migrate emails from one email client to other email clients. It supports up to 20+ email clients and migrates those email into various types of file format and other web or cloud-based email clients. The software provides an advantage to import MBOX files to Outlook. It can export Outlook data file elements including email, contacts, calendars, tasks, notes, and more successively. This utility helps to convert Lotus Notes Database (.nsf) to Outlook (.pst) file with all email properties. The software serves the need to convert emails from encrypted NSF files. Maintains data integrity of the mailbox throughout the conversion process of OST file to PST format. -
26
Social Catfish
Social Catfish
We help you find lost connections and verify a person's online identity using images, email addresses, phone numbers and online profiles. A reverse name search allows you to find people using their names. By using a reverse name lookup, you can find out what social accounts they have under their names. From there, you are able to get additional information such as name, physical address, phone numbers and even their relatives. This is great for people who think they might be catfished, people who want to avoid getting scammed or just connect with loved ones and lost connections. Find lost connections and verify if people are really who they say they are online. Social Catfish helps you find people and verify information like images, email addresses, phone numbers and online profiles. Get access to powerful tools to easily search through billions of hard to find public records all in one place to find lost connections, verify someone’s online profiles, and manage your online data.
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