AI summary
Privacy-focused open-source keyboard forked from HeliBoard with optional AI-powered proofreading and translation via Gemini, Groq, or OpenAI-compatible APIs. Features offline ONNX models, dual toolbar, touchpad mode, clipboard search, and three privacy tiers including a fully offline build. Note: requests contacts, external storage, media images, and record audio permissions.
Generated by AI. May contain inaccuracies.
About this app
LeanType is a fork of HeliBoard - a privacy-conscious and customizable open-source keyboard based on AOSP/OpenBoard.
This fork adds optional AI-powered features using Gemini, Groq, and OpenAI-compatible APIs, offering a hybrid experience: a private, offline core with opt-in cloud intelligence.
What's New in LeanType
- 🤖 Multi-Provider AI - Proofread using Gemini, Groq (Llama 3, Mixtral), or OpenAI-compatible providers. - 🛡️ Offline AI - Private, on-device proofreading and translation using ONNX models (Offline build only). - 🌐 AI Translation - Translate selected text directly using your chosen AI provider. - 🧠 Custom AI Keys - Assign custom prompts and personas (#editor, #proofread) to 10 customizable toolbar keys. - ⌨️ Dual Toolbar / Split Suggestions - Option to split suggestions and toolbar for easier access. - 🖱️ Touchpad Mode - Swipe spacebar up to toggle touchpad; custom sensitivity controls. - 🎨 Modern UI - "Squircle" key backgrounds, refined icons, and polished aesthetics. - 🔄 Google Dictionary Import - Easily import your personal dictionary words. - ⚙️ Enhanced Customization - Force auto-capitalization toggle, reorganized settings, and more. - 🕵️ Clear Incognito Mode - Distinct "Hat & Glasses" icon for clear visibility. - 🔍 Clipboard Search - Search through your clipboard history directly from the toolbar. - 🔎 Emoji Search - Search for emojis by name. Requires loading an Emoji Dictionary. - 🔒 Privacy Choices - Choose Standard (Opt-in AI), Offline (Hard-disabled network, offline model load), or Offline Lite (Minimalist, no AI) versions.
License
LeanType (as a fork of HeliBoard/OpenBoard) is licensed under GNU General Public License v3.0.
About this version
- Version
- 4.1.8 (4108)
- Size
- 11.05 MB
- Requires Android
- 6.0
- Target SDK
- 23
- Architecture
- arm64-v8a, armeabi-v7a
- Downloads
- 28
- Updated
- Aug 30, 2026
- Package
- com.leanbitlab.leantype
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