Write, translate & refine text instantly anywhere.
A privacy-first AI writing assistant engineered with Shadcn Zinc aesthetics. Highlight text on any page to rewrite, correct grammar, translate with regional dialects, and track transformation history with zero monthly fees.
Built for high-performance writing workflows
Version 2.0 introduces deep regional translations, full transformation tracking, custom hotkeys, and native Gemini 3.7 Flash intelligence.
Gemini 3.7 Flash Intelligence
Powered by Google's premier Flash models with frontier-level reasoning, nuanced tone adjustment, and lightning-fast streaming speeds.
Regional Dialect Translation
Translate instantly across 15+ languages with precision dialect support (Brazilian Portuguese, Mexican Spanish, British English, Japanese, German, and more).
History & Token Accounting
Keep a searchable audit trail of past transformations. Filter by action or keyword, view exact token counts, and export records to CSV with one click.
Custom Keyboard Shortcuts
Trigger the rewrite bar instantly with customizable hotkeys (like Ctrl+Shift+K or Alt+Space). Includes an interactive keystroke recorder.
Universal Form Replacement
Seamless 1-click text insertion inside Microsoft Teams, Slack, Notion, Google Docs / ProseMirror, Lexical, Draft.js, and Monaco editors.
Local-First Sandbox Privacy
Zero middleman servers or user tracking. Your Gemini API key and prompt history are stored strictly in your browser's encrypted sandbox.
Select your preferred Gemini engine
Switch seamlessly in settings between speed, reasoning depth, and cost efficiency.
Gemini 3.7 Flash
The new gold standard for reasoning & speed
- High-nuance editing & context retention
- Exceptional multilingual fluency
- Ultra-fast streaming response
Gemini 3.5 Flash
Frontier-grade multimodal foundation
- Rigorous corporate & academic tone
- Strong structured prompt adherence
- Reliable for long-context rewriting
Gemini 3.1 Flash-Lite
High-throughput rapid corrections
- Instant response for quick grammar checks
- Lowest token overhead
- Ideal for high-volume daily writing
Get Started in 3 Steps
Easy setup with zero complex configuration.
Install the Extension
Install TextBetter directly from the Chrome Web Store, or load it unpacked from GitHub for developer previews:
git clone https://github.com/klysman08/TextBetter.git
Get your Free Gemini API Key
Head to Google AI Studio, log in with your Google account, and generate a new API key in under 30 seconds.
Configure & Write Better
Open TextBetter settings, paste your key, and customize your trigger hotkey (default Ctrl+Shift+K). Highlight any text on any page to begin!
Frequently Asked Questions
Everything you need to know about TextBetter v2.0.
chrome.storage.local. No middleman server receives your text or API keys.
pt-BR, European Portuguese pt-PT, Mexican Spanish es-MX, European Spanish es-ES, British English en-GB, American English en-US, German, French, Japanese, etc.). You can set your default target language in Settings and customize the prompt template.
Ctrl+Shift+K (default). You can also customize your combination (e.g. Alt+Space or Ctrl+Shift+E) directly inside the TextBetter Options page using the interactive hotkey recorder.