Build AI Apps for Free: The Best Free AI App Builders

Build AI apps for free
Build AI Apps For Free

In 2025, the AI-Powered app creation is rapidly becoming a norm. You can now go from idea to interface-even full-stack logic– without code, budget, or a dev team. But which platform actually lets you build AI apps for free – not just experiment?

Here’s a strategic, feature-first comparison of today’s top platforms: AppForceStudio, Glide, Bubble, Replit, Lovable, Softr, Adalo, Thunkable, and Bolt.


Each evaluated on creation mode, AI capabilities, collaboration, and what “free” really includes.

AI app Builders at a Glance

PlatformPricing ModelInput ModesCollaboration Features
AppForceStudioFreemiumPrompt, Screenshot, Code, pre-built templates.Full-stack, multi user team collaboration
GlideFreemiumSpreadsheet (Google Sheets, Airtable), Prompt.Multi-user collaboration
BubbleFreemiumVisual workflows, drag-and-drop, PromptPartial collaboration (limited in free tier)
ReplitFreemiumCode (multi-language), AI prompts, ImagesReal-time multiplayer coding
LovableFreemiumPrompt-based UI generationNo collaboration features
SoftrFreemiumAirtable, Notion, Google SheetsTeam collaboration with role management
AdaloFreemiumDrag-and-drop interface, Prompt. Paid plans offer multiple app editors
ThunkableFreemiumDrag-and-drop blocks, visual logicCollaboration in paid plans
BoltFreemiumAI prompts, logic flowsCollaboration features in development

Notes:

  • Pricing Model:
    • Freemium: Offers a free tier with optional paid upgrades for additional features. To see more information on AI app builders pricing, check out this article.
  • Input Modes:
    • Refers to the primary methods by which users can build or design their applications within the platform.
  • Collaboration Features:
    • Indicates the extent to which multiple users can work together on app development within the platform.

1. AppForceStudio

AppForceStudio quietly leads in versatility, performance, and team-readiness. It accepts prompt, screenshot, pre-built templates or code inputs and outputs functional, interactive apps with full UI, logic, and export options.

Key Features:

  • AI Input Modes: Prompt-to-app, Screenshot-to-app, Code-to-app
  • Real-time Preview: No waiting-see your logic in action
  • Advanced Logic: Workflows, conditions, states
  • Full Collaboration: Invite PMs, devs, designers, all in one space
  • Export Options: Code handoff or embed
  • Code editor: Ability to edit code for each app screen and make tweaks to UI using HTML, Koltin or Swift code

Free Plan Includes:
✅ Unlimited projects
✅ Live sharing
✅ Team collaboration
✅ Full access to core features & One click deployment

Ideal for: Product teams, Founders, AI-first MVP builders, Developers.

2. Glide

Glide’s value proposition is clear: if you’ve got structured data in Google Sheets or Airtable, you can ship an app in minutes. Limited backend logic, but impressive polish for dashboards and admin tools.

Key Features:

  • Spreadsheet-to-App
  • User Access Control
  • Templated UI Components
  • PWA Deployment

Free Plan Includes:
✅ 3 published apps
✅ Glide branding
✅ Public sharing

Ideal for: Ops, HR, education dashboards, internal tools

3. Bubble

Bubble caters to advanced no-coders with workflow logic, data handling, and conditional UX. The learning curve is real-but so is the power.

Key Features:

  • Drag-and-drop UI Builder
  • Advanced Workflow Logic
  • Custom Database Models
  • Marketplace Plugins
  • Responsive Layouts

Free Plan Includes:
✅ Core editor
✅ Bubble domain
❌ Limited collaboration/API

Ideal for: SaaS founders, marketplace builders, logic-heavy apps

4. Replit

Replit is built for coder-period. Its strength lies in AI-assisted coding, fast deployment, and live co-editing. It’s not visual, but it’s lightning-fast.

Key Features:

  • Ghostwriter AI: Writes, explains, and debugs code
  • Instant Hosting: One-click deploy
  • Multi-language Support
  • Live Team Coding
  • Terminal and Git

Free Plan Includes:
✅ Unlimited public projects
✅ Ghostwriter tokens
✅ Basic compute

Ideal for: Full-stack developers, AI coders, fast prototypes

5. Lovable

Lovable focuses on fast prompt-based front-end design. It’s less about logic and more about visual fidelity. Think pitch demos or landing pages.

Key Features:

  • Prompt-to-UI
  • HTML/CSS Export
  • Clean Templates
  • Mobile-Responsive Layouts

Free Plan Includes:
✅ Limited prompt runs
✅ Hosted previews
❌ No dynamic logic

Ideal for: Designers, startups, quick prototyping

6. Softr

Softr turns your databases into client portals or web tools-fast. The logic is simple, but the value is high for CRM-lite experiences.

Key Features:

  • Data Filtering & User Roles
  • Auth + Memberships
  • Prebuilt Components
  • Automation Integrations

Free Plan Includes:
✅ 1 app
✅ Live publishing
✅ Limited branding

Ideal for: Internal portals, freelancer handoff, client dashboards

7. Adalo

Adalo focuses on native mobile apps. You can create real interactions and user flows, although the logic layer is simpler than others.

Key Features:

  • Drag-and-Drop Mobile UI
  • Component States
  • Database & API Calls
  • Push Notifications
  • App Store Export (paid)

Free Plan Includes:
✅ Full builder access
✅ Preview on device
❌ No public publishing

Ideal for: Mobile MVPs, early-stage app founders

8. Thunkable

Thunkable blends no-code UI with logic via visual blocks. It supports device sensors, APIs, and conditional flows, geared toward mobile use.

Key Features:

  • Visual Block Coding (like Scratch)
  • API Integration
  • Live Testing on Device
  • Cross-Platform Output

Free Plan Includes:
✅ Basic logic blocks
✅ Live preview
❌ Publishing restricted

Ideal for: Educators, beginners, student devs

9. Bolt

Bolt (accessible at bolt.new) is a browser-based AI app builder that enables users to create full-stack web and mobile applications using natural language prompts. By leveraging advanced AI models, Bolt can generate frontend, backend, and database structures swiftly.

Key Features:

  • Prompt-Based Development: Describe your app idea in plain English, and Bolt generates the necessary code.
  • Full-Stack Generation: Builds both frontend and backend components, including database schemas.
  • Mobile App Support: Primarily designed for web applications but also supports mobile app development using Expo. Additional tools and configurations may be needed for full mobile deployment.
  • Rapid Deployment: Deploy applications quickly with built-in hosting solutions.

Free Plan Includes:

  • ✅ Access to core AI features
  • ✅ Ability to build and deploy full-stack applications

Ideal for: Entrepreneurs, startups, and developers seeking rapid prototyping and deployment of AI-generated applications.

Frequently Asked Questions (FAQs)

– What is an AI app builder?

An AI app builder is a platform that utilizes artificial intelligence to assist users in creating applications. These builders can generate code, design interfaces, and even suggest functionalities based on user input, significantly reducing the time and expertise required to develop an app.

– Can i Build AI Apps for Free?

Yes, several no-code app builders offer free tiers with varying limitations. For instance, Bolt and AppForceStudio provides a free plan with daily and monthly token limits, while Thunkable allows users to build and test apps for free, with publishing options available in paid plans

– Can I build both web and mobile apps with these platforms?

Absolutely. Platforms like Bolt and Appforcestudio focus on full-stack web applications but also support mobile app development using tools like Expo. Thunkable, on the other hand, specializes in building native mobile apps for iOS and Android.

– How secure are apps built with no-code platforms?

Security varies across platforms. Reputable no-code builders implement standard security protocols, but it’s essential to review each platform’s security features and best practices, especially when handling sensitive data.

– How scalable are no-code applications?

No-code platforms are suitable for prototyping and small to medium-scale applications. However, for large-scale or highly customized applications, traditional development or low-code solutions might be more appropriate.

– What are the limitations of no-code app builders?

While no-code platforms offer rapid development and ease of use, they may have limitations in terms of customization, performance optimization, and integration with complex systems. It’s crucial to assess whether a no-code solution meets the specific needs of your project. So when considering to Build AI apps for free, also consider the limitations.

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