Freemium · With API App Development AI tools, A–Z

9 freemium · with api tools for App Development

Compare tools built for App Development. Filter by pricing and access, then open a few before you commit.

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Price

Any Free Freemium Trial Paid

Platforms & integrationsAPI, web, mobile, and connected apps

Access

Any API Web iOS Android Chrome ext.

Works with

Make LinkedIn Instagram MCP Slack X / Twitter

Cursor ✓

Freemium

AI-powered IDE for faster coding

Source rating 4.6 Free + from $16/mo 6.8M/mo 108k views 422 saves

Coding

Fabricate ✓

Freemium

Fabricate builds entire web apps from a single prompt - free!

Source rating 4.3 Free + from $25/mo 12k views 107 saves

Vibe coding

Floot ✓

Freemium

Build AI apps with the subscription you're already paying for.

Source rating 4.7 Free + from $25/mo 144.5K/mo 78k views 112 saves

Vibe coding

Hatchable ✓

Freemium

Hosting for your coding agent. Free.

Free + from $12/mo 6.6k views 20 saves

Apps

OnSpace.AI - Build AI Apps, No Code & No API Keys ✓

Freemium

Build AI Mobile & Web Apps - No Code, No Api Keys

Source rating 5.0 Free + from $25/mo 19k views 58 saves

Vibe coding

PromptFix ✓

Freemium

AI Prompt Optimizer & Analyzer

Source rating 4.7 Free + from $9/mo 11k views 62 saves

Prompts

Singlebase ✓

Freemium

AI-powered backend platform for faster app development

Free 1.3k views 11 saves

Apps

VibeKit ✓

Freemium

Every app gets its own AI agent & free hosting.

Free + from $19/mo 2.4k views 13 saves

Agents

ZEGOCLOUD ✓

Freemium

APIs for real-time voice, video and chat.

Free + from $0.39 141.3K/mo 1k views 13 saves

APIs