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Top Rated App Building Software with Free

Last updated: May 2026

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112 software options

SpreadsheetWEB logo

No-code development platform for Excel users

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SpreadsheetWEB is a no-code development platform that helps businesses build custom web applications from Microsoft Excel spreadsheets. Using the drag-and-drop interface, professionals can add various web controls such as list boxes, drop-downs, checkboxes, or sliders to the application.

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AwareIM logo

Application development for developers and corporations

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Aware IM is an application development platform for businesses which allows developers, as well as employees with little technical experience, to create and manage web database applications. With Aware IM businesses can build and deploy mobile-optimized, custom apps online or within private intranets.

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AppSheet logo

Mobile app creation for technical and non-technical users

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AppSheet is the intelligent no-code platform trusted by Clearlink, Enterprise, Pepsi, and more to build powerful mobile apps | Forrester Leader for Dev Platform

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Buddy logo

The simplest CI/CD tool ever made

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Buddy is a cloud-based CI/CD and DevOps automation platform for web developers, which provides tools for building, testing, and deploying applications. The platform includes 100+ built-in actions to help simplify development and deployment pipelines.

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Bitrise logo

Mobile continuous integration with customizable workflows

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Bitrise is a cloud-based and on-premise mobile continuous integration and delivery software designed to help developers build, test, and deploy applications efficiently. The platform automatically configures the initial workflows of users based on the type of existing mobile stacks, such as Xamarin, React Native, Cordova, Flutter, and Ionic.

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Formaloo logo

The most powerful form builder for modern workflows

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Create beautiful forms, smart docs, e‑signatures, and automate approvals, all powered by AI, with unlimited responses, free forever.

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Google Cloud logo

Modular platform for computing, hosting, storage and more

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Google Cloud Platform is a modular-based platform providing multiple build and scale services to businesses of any size within any industry. It offers tools for document storage, data warehousing, security key enforcement, app creation, API management, AI and machine learning, live chat, and more.

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Bizness Apps logo

Mobile Apps for Businesses Made Easy

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Easy to use mobile app builder for small businesses.

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Airtable logo

AI-Powered, No-Code App Building Platform

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Airtable is the AI-powered app platform that unifies data, maximizes collaboration, and powers smarter workflows — no code required.

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Appcircle logo

Appcircle is an easy-to-use mobile CI/CD platform.

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Appcircle is an enterprise-grade mobile DevOps platform that automates the building, testing, and publishing of iOS, Android, React Native, and Flutter apps. Set up an end-to-end pipeline without DevOps knowledge for faster, more efficient release cycles and seamless app store distribution.

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Clepher logo

Get Clepher with Chatbots

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With Clepher's AI-powered conversational chatbots, users engage with customers on Facebook, Messenger, and Instagram Direct Message. Building a bot is easy with the visual drag n' drop builder. Use any of the 50+ native integrations. Add Zapier or Make to take your bot to the next level!

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Essential Studio logo

UI development suite for .NET, Javascript, Angular

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Syncfusion Essential Studio® is a UI development suite that offers 1,700+ software components and frameworks for developing web, mobile, and desktop applications. Essential Studio® supports ASP.NET, Javascript, Angular, React, Flutter, WinForms, WPF, and more.

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OutSystems logo

Low code development platform to create apps using AI

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OutSystems low-code rapid application development platform. Build powerful apps fast, change them even faster.

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ABP logo

Complete Web Development Platform

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ABP Commercial provides pre-built application modules, rapid application development tooling, professional UI themes, premium support, and more.

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Softr logo

Build business apps with AI — that actually work.

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Softr is the AI platform for building production-ready business apps without code. Build apps, manage data, and automate workflows—everything you need to run and scale your business with zero technical overhead.

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Baserow logo

Build apps, databases, automations and AI agents — no code.

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Baserow is a secure open-source platform to build databases, apps, automations, dashboards and AI agents without code. Trusted by 150,000+ users, GDPR/HIPAA/SOC 2 compliant, and available in cloud or self-hosted deployments for full data control.

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Engini logo

Deploy Secure AI Agents Across Your Core Systems.

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The app builder by Engini extends your workflows by enabling seamless creation of custom app interfaces directly tied to your processes, without the need for coding. It integrates screens, properties, and business rules to enhance and visualize your workflows effortlessly.

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Ionic logo

The enterprise mobile SDK and Superapp SDK

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Ionic is an app building platform that helps users build, secure, and deliver new mobile applications and transform existing ones across Android, iOS, and Web platforms from a single codebase.

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Axelor logo

Cloud-based ERP solution for small to midsize businesses

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Axelor is an open source ERP, CRM, and BPM platform powered by AI and Low Code. Modular and customizable, it combines business apps, workflows, analytics, portals, and 1,500+ connectors to help organizations build flexible, intelligent, and scalable management systems.

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Choicely logo

Application building software for developers

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No code studio means that teams don't need to know how to code to build a mobile application, only how to compose. Mobile apps created by Choicely generate or create new revenue streams to factually improve customer relationships.

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Google App Engine logo

Multi-language platform for app developers

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The program is designed to help single developers and entire development teams It lets programmers focus on writing code without having to manage the underlying infrastructure that supports their software. With support for many major international languages, the app utility allows users to manage resources directly from their app's command line.

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ASP.NET Zero logo

Web and mobile application development software

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AspNet Zero is a base web application solution that gathers many of the common features of a line of business application. It’s a full-stack solution from the database to the UI. It’s a generic base solution that you can build anything on top of.

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Theta logo

Software for designing, prototyping and testing UI

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Theta offers a no-code solution for designing, prototyping, and testing user interfaces across a variety of platforms including iOS, Android, web, and desktop. It's geared towards product teams looking for a seamless way to bridge the gap between design and development, thereby accelerating their workflow from concept to deployment.

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Netlify logo

Cloud-based application development solution.

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Netlify is a cloud-based application development platform for modern web development. The solution offers continuous deployment, a powerful build environment, and worldwide edge delivery, simplifying the process of going live faster. From sites to stores and apps, Netlify provides the infrastructure and automation required for seamless deployment.

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Fliplet logo

No code app building software

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Fliplet is a cloud-based no code app building software. The software has a suite of pre-built solutions for use cases, remote, like directories and marketing, office management, training, events, internal comms, pitches and crisis management. This enables firms to rapidly deliver apps for customers or staff and distribute via public or enterprise stores.

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