Best Free Web App Development Platforms of 2025

Compare the Top Free Web App Development Platforms as of October 2025

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What are Free Web App Development Platforms?

Web app development platforms provide the tools and frameworks needed to design, develop, test, and deploy web applications. These platforms often include integrated development environments (IDEs), pre-built templates, code libraries, and drag-and-drop components that simplify the development process. Web app development platforms support various programming languages, databases, and APIs, allowing developers to build scalable, secure, and interactive web applications. By using these platforms, developers can streamline the app development lifecycle, enhance productivity, and reduce time-to-market for web-based applications. Compare and read user reviews of the best Free Web App Development platforms currently available using the table below. This list is updated regularly.

1

Hostinger Horizons

Hostinger

Hostinger Horizons is a powerful vibe coding tool designed to accelerate the web app development lifecycle. Go from a simple text prompt to a fully functional web application in minutes, bypassing the complexities and delays of traditional coding. Built for rapid prototyping and MVP creation, Horizons allows you to instantly generate applications with integrated backend logic. It supports essential developer integrations, including Supabase for user authentication and databases, and Stripe for payment processing, allowing you to build and test real product cases instantly. It's the ultimate tool for developers and teams looking to launch faster.

65 Ratings

Starting Price: $9.99/month

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2

GW Apps

GW Apps

GW Apps delivers responsive, cloud-based web applications without traditional coding. Build secure, data-driven apps featuring dashboards, forms, and automated workflows, all managed through a visual interface. Role-based permissions, audit trails, and scalable architecture make deployment and ongoing changes straightforward, helping organizations launch and evolve web apps quickly with minimal IT overhead.

37 Ratings

Starting Price: $99/month / 15 users & 3 apps

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3

Ionic

Drifty

The Ionic Platform allows you to bring your apps to market faster with an integrated app platform built on the leading cross-platform mobile SDK. Build, secure, and deliver new mobile apps—and transform existing ones—across iOS, Android, and Web platforms from a single codebase. Full scalability—Grow from prototype to production to enterprise-scale, without having to think about capacity, reliability, or performance. Better apps, everywhere—Slash your development time and costs with a platform that lets you write once and deploy anywhere—iOS, Android, and Web. The core of the Ionic development experience is Ionic Capacitor, a cross platform native runtime that runs equally well on native iOS and Android mobile devices, as well as any web browser. The big difference is that, unlike traditional native development or cross-platform approaches, the UI of a Capacitor app runs primarily in the browser.

6 Ratings

Starting Price: Free

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4

Alpha Anywhere

Alpha Software Corporation

Alpha Anywhere is the only development platform with both low-code and no-code capabilities. Developers can rapidly create secure, cross-platform mobile and web business apps. Alpha leads in offline development, ensuring that data can be captured AND accessed (database lookups/media file retrieval) offline. A powerful bi-directional API can integrate with existing systems of record and workflows, tie into web services, and meet advanced security requirements. Offers: - pre-built templates - full-stack development - sophisticated analytics/dashboards - full-stack development - scale-able, secure, and reliable cloud deployment Professional developers and citizen developers can use the Alpha TransForm mobile forms builder to digitize paper forms in minutes. Offers offline operation, built-in analytics, and unmatched speed, power, and flexibility in the no-code segment.

8 Ratings

Starting Price: $0

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5

DHTMLX

DHTMLX

DHTMLX is a JavaScript UI library that provides a set of highly customizable and flexible components for building modern and responsive web applications. The library includes more than 30 UI components, such as Gantt, Scheduler, Kanban, diagrams, charts, grids, spreadsheets, calendars, trees, forms, and more. DHTMLX helps to advance web development and build feature-rich data-intensive applications of any complexity. One of the key advantages of DHTMLX is its compatibility with different web frameworks, including React, Angular, and Vue.js, which makes it a great choice for developers who are already working with these frameworks. DHTMLX is also designed with performance in mind. Its components are optimized for fast rendering. A comprehensive and rich API provides a straightforward way to manipulate JavaScript/HTML5 UI widgets. The library has detailed API documentation, tutorials, and examples that help developers quickly get up to speed and start building their apps.

Starting Price: $79

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6

Stadium

Twenty57

Stadium allows you to rapidly build and host web applications using a drag and drop interface. It is a versatile developer tool that easily connects to databases and APIs to quickly produce data-rich web applications.

Starting Price: $19 per month

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7

CaptainCasa Enterprise Client

CaptainCasa

Rapid development and cost-effective maintenance of web applications with server-side Java. The developer uses only this most widely used development language; no html, css or javascript knowledge is required for frontend programming. Unique clear separation of UI design and logical processing. Integration of Java business logic into the design through expression language and event control. Numerous and exceptional components serve a unique overall look; unlimited use of additional CSS or JavaScript on design side. Of course, the developed applications can also be hosted on Microsoft Azure or AWS (Amazon Web Services); the developed applications can also be used in-house with simple deployment. CaptainCasa Enterprise Client protects against hidden costs and provides long-term protection of your software development investment.

7 Ratings

Starting Price: Free

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8

Kissflow

Kissflow

Kissflow is an easy-to-use, low-code platform for custom application development tailored to business operations. Kissflow empowers process owners and IT developers to automate and build processes and applications for internal business operations. We help solve two main challenges in the enterprise: The first is the custom application backlog. Enterprise IT teams say “not now” to most custom application requests from business teams. While important to a department, they aren’t vital enough to engage limited IT bandwidth. Kissflow gives internal developers a hyper-fast platform to build various applications quickly. The second is starting a citizen development program. Process owners are scattered throughout the organization and need a standard, approved, and governed way to build automated applications that are a step up from spreadsheets. With its simple no-code design, patented rules engine, and comprehensive governance module,

2 Ratings

Starting Price: $1500 per month

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9

AppSheet

Google

A trusted and scalable platform for mobile apps. Here's the reality: too many apps need to be built and there are not enough IT resources to create them. Enter AppSheet, a no code development platform that anyone can use to build and deploy apps. Empower your business users, and anyone else in your company to build apps. But ensure that those apps remain under centralized management and control with AppSheet for the Enterprise. AppSheet for the Enterprise is a trusted platform for building, publishing and managing mobile apps. It promotes innovation, agility, and flexibility throughout your organization while enabling security and governance. Connect data and software to a unified platform that’s fully integrated with Google Workspace. Integrate with Google Workspace apps like Gmail, Sheets, and Spaces. Connect to third-party apps such as Office 365, Dropbox, and Salesforce.com. Integrate with SQL databases, Apigee, REST APIs, and OData.

2 Ratings

Starting Price: $5 per user per month

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10

Neptune DXP

Neptune Software

Neptune Software's leading low-code app development platform - Neptune DXP – digitizes and optimizes business processes and user interfaces – at scale and with ease. Neptune DXP offers enterprise mobility, as well as the best low-code app development for SAP customers with the choice of no-code/low-code app development. The platform gives IT departments the right tools to build the apps they need. Neptune DXP provides a fast, cost-effective, and future-proof way to industrialize the development of custom applications (especially SAP Fiori, SAP mobile applications), turning your IT organization into an app factory, saving time and money on enterprise app development, app integration, and enterprise app operations.

2 Ratings

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11

sterlo

sterlo

sterlo is an Enterprise-grade low-code no-code platform that enables users to develop Web and Mobile apps in a code-free environment. Enabling custom application development for business process owners sterlo offers a wide range of features, including secure authentication, custom data connections, document management system, sterlo facilitates digital transformation that matters and changes the way apps are developed worldwide.

2 Ratings

Starting Price: $9/user/month

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12

Microsoft Power Apps

Microsoft

Now everyone can quickly build and share low-code apps with Microsoft Power Apps. Increase agility across your organization by rapidly building low-code apps that modernize processes and solve tough challenges. Empower your team to start building and launching apps right away using pre-built templates, drag-and-drop simplicity, and quick deployment—then roll out continuous improvements as needed. Give everyone the power to build the apps they need with advanced functionality previously only available to professional developers—including pre-built AI components. Provide professional developers the tools to seamlessly extend app capabilities with Azure Functions and custom connectors to proprietary or on-premises systems. Connect your apps to hundreds of data sources using a library of more than 260 connectors and Common Data Service —bringing your data together for a single source of truth while you modernize processes as well as customize and extend Office 365, Dynamics 365 etc.

2 Ratings

Starting Price: $20 per user per app per month

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13

Amazon Honeycode

Amazon

You need to manage your tasks, your projects, and your team. Now you can build an app to achieve your goals with Amazon Honeycode. No programming required. As your business changes, you can adapt your custom app built with Honeycode. Any updates made to your app or its data are instantly shared to your team. You can configure your custom Honeycode app so that each team member sees only the data they need to see and nothing more. You can build your custom Honeycode app for web browsers and mobile devices so your team can work from anywhere. Set up your custom Honeycode app to automatically notify the team when there's an update or remind people when it's their turn to take action.

2 Ratings

Starting Price: $19.99 per month

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14

OutSystems

OutSystems

OutSystems is the number one low-code platform that is specifically designed to help users build and deliver better apps faster. Combining the power of low-code development with advanced mobile and enterprise integration capabilities, OutSystems enables users to visually develop and manage their entire application portfolio, stage interdependent apps and components, seamlessly integrate with existing systems, and streamline DevOps processes.

1 Rating

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15

Webflow

Webflow

Break the code barrier. Build better business websites, faster. Without coding. Build production-ready experiences without coding. Bring your design vision to life in clean, semantic HTML5, CSS, and JavaScript — with the Webflow Designer. Build completely custom databases for dynamic content types, including online stores. Easily create immersive interactions and animations. Go live on a fast, reliable, and hassle-free hosting network that scales with your business — with a click. Built to scale — on the same network as Netflix, Pinterest, Airbnb, Slack, and Adobe. So you don’t have to worry about your site going down. No updates to run, packages to install, or headaches to deal with. Create, launch, and iterate on new marketing campaigns without distracting your product team. Metadata controls, automatic XML sitemaps, easy 301 redirects, and canonical tags. Connect your marketing tools with built-in integrations and the flexibility of custom code.

3 Ratings

Starting Price: $12 per month

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16

Joget DX

Joget, Inc.

Joget offers an open-source, AI-powered platform that converges no-code/low-code development with AI to rapidly build and customize enterprise applications at scale. By combining AI with visual app builders—not raw code—Joget makes app generation faster, safer, and more accessible. With Generative AI and Agentic AI capabilities, Joget Intelligence enables organizations to automate and enhance processes while maintaining oversight and compliance. Unlike typical AI code generation, Joget's visual-first approach ensures applications are maintainable and governed within collaborative human workflows. As an Application and Integration Fabric, Joget connects legacy and modern systems seamlessly. Its extensible, open-source core and plugin architecture offer unmatched flexibility, and its White Label solution allows OEMs and digital solution providers to fully rebrand the platform. Trusted by startups, global enterprises, and government agencies across the globe.

Starting Price: $5/user/month

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17

UI Bakery

UI Bakery

A low-code platform for creating internal tools visually. Allows people with basic web app development understanding to build beautiful UIs, connect data sources to it, publish & share apps securely. Have a customizable Design System under the hood. Have a variety of predefined widgets, UI components, free app templates and dashboards. Features: - Autogenerate UI components - Connect, read, write data - Create workflows & business logic - Add custom JavaScript code - Debug and test apps - Publish your web app

Starting Price: $10/user/month

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18

Momen

Momen

From MVP to scaled SaaS, build your custom apps with a smooth learning curve, all powered by Momen. Streamlined from prototype design to app deployment, with robust built-in backend, say farewell to traditional dev. Create apps in weeks, and iterate your ideas with ease, no coding needed. Project-based pricing without overage fees and third-party backend service, estimate costs upfront. Advanced collaboration workflows with access control, build fully custom apps for million-user projects from the start. Build every part of your product visually in Momen's drag-and-drop editor. Clarify user journey and interaction, and unleash your inner designer's creativity. See holistically how users journey through your product with our interactive and dynamic canvas. Watch your product come to life in real-time with live preview as you build and test its features, with the browser preserving the navigation state.

Starting Price: $33 per month

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19

Aire

Aire

Build web apps to manage any type of business in minutes with zero coding or app-building experience required. Create practically any kind of custom database web app for any type of business in minutes directly from text prompts with no coding or app-building experience required. Start with the AI, then use intuitive no-code tools to customize your data models, pages, charts, and dashboards. Or build it all yourself with or without AI. Deploy your apps on your dedicated Aire hub low-code instance; add complexity, custom design, roles and permissions, advanced workflows, third-party integrations, and more. Aire builds web apps to manage records for any type of organization in any industry. Aire builds custom apps to manage records for any type of organization in any industry. The Aire AI Assistant will automatically create charts, user interfaces, and dashboards for you. You can manually edit your charts, interfaces, and dashboards or create new ones.

Starting Price: $57 per month

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20

LoftOS

Innoloft

Forget traditional tech delays, we're making digitalization quicker, easier, and way more affordable. With LoftOS, you’re in control. Build web applications like networks, marketplaces, or internal tools all without writing a single line of code. Forget about juggling multiple tools or expensive IT agencies. Don’t waste time on month-long development projects. Go live instantly with our no-code development platform. Stop overpaying for complex IT projects. Don’t worry about escalating costs. All the features you need and none you don’t. Transform your business ecosystem from analog to digital. With LoftOS, you’re not just increasing transparency, you’re unlocking a world of exciting business opportunities. Ditch outdated community management. With LoftOS, anchor your members to a digital hub packed with digital tools that make every click count. Don’t just showcase your research, monetize it. With LoftOS, you can effortlessly connect your skills, services, and technologies.

Starting Price: $375 per month

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21

Mendix

Mendix

Mendix, a Siemens business and the global leader in enterprise low-code, is fundamentally reinventing the way applications are delivered in the digital enterprise. With the Mendix platform, enterprises can ‘Make with More,’ by broadening their development capability to conquer the software development bottleneck; ‘Make it Smart,’ by making apps with rich native experiences that are intelligent, proactive, and contextual; and ‘Make at Scale,’ to modernize core systems and build large app portfolios. The Mendix platform is built to promote intense collaboration between business and IT teams and dramatically accelerate application development cycles while maintaining the highest security, quality, and governance, in short, to help enterprises leap into their digital futures. The Mendix platform has been adopted by more than 4,000 leading companies around the world including Conoco Phillips, Business Development Bank of Canada, Post NL, Continental, Zurich Insurance, and

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22

Iron Speed Designer

Iron Speed

Simply point to an existing database and let Iron Speed Designer create a visually stunning, feature-rich .NET application that is easy to customize. Our professionally-designed layouts are intuitive and flexible. Pages are easy to customize, so you can choose what to include. Efficient data entry panels update multiple tables in a single transaction. You can even edit multiple records in a convenient spreadsheet format. Easily develop applications for Apple, Android and other mobile devices which are ready to submit to the App Store and Google Play. Page- and component-level access control. Single sign-on. Remember user name and password. Lost password retrieval. Data and URL parameter encryption. Display Google Maps. Build location-aware mobile apps. Filter and sort records by proximity to your location. Convert from street address to latitude and longitude. Visualize important trends with automatically configured charts and graphs.

Starting Price: $749 one-time payment

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23

Smart GWT

Isomorphic Software

Smart GWT Combines the industry's richest set of GWT UI components with a Java server framework to provide an end-to-end solution for building business web applications. Using the power of Google Web Toolkit (GWT), you can build a cutting edge HTML5/Ajax UI in standard Java. Because your Java code runs as JavaScript inside the browser, you can easily build high-productivity UIs that respond instantly to users, and eliminate the incessant server round-trips typical of server-centric technologies like JSF, ZK, or Vaadin. Other "multi-device" technologies actually require writing an entirely separate mobile UI with a different set of components. SmartGWT is different. Even if you know nothing about mobile development, your Smart GWT application supports mobile. Device-aware components automatically switch appearance and behavior to best suit the size of the device, and to provide a better experience for touch screens.

Starting Price: $745 per developer

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24

Idea2App

Idea2App

idea2App is an easy-to-use platform that helps you to live your dream into reality. Choose all the preferred features and we will provide you with Web/App equipped with avant-garde technology. Now, building an app is as simple as ordering a food in the restaurant. With an extensive experience across wide range of industries, we offer business-centric solutions customized as per specific business needs. From small scale companies to multinational organisations, our industry-specific solutions are designed to propel businesses forward and achieve excellence. With Idea2App, the app ideas are only limited by your imagination. Here is a list of some of the most common applications out of our limitless offerings, powered by Idea2App. Just pick and start creating your application now.

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25

Wisej.NET

Ice Tea Group

Wisej.NET provides a platform and set of tools designed to ease the burden of developing, testing, deploying, and maintaining complex AI-powered business software. It bridges the gap between traditional WinForms-style desktop applications and the web by empowering developers to leverage their existing .NET and C# or VB.NET) skills. Developers are able to use the tools they are familiar with, like a pixel-perfect design surface and drag-and-drop controls with the languages they are comfortable with (C# or VB.NET) to build real-time web applications without having to learn HTML, CSS, or JavaScript. They can stay in their favorite IDE like Visual Studio to take advantage of features like IntelliSense, integrated debugging, design surfaces and source control integration. Front-end developers can leverage their knowledge of web technologies to augment applications and seamlessly integrate third-party packages like HTML5 charting libraries and ASP.NET controls.

Starting Price: $990

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