SmartWrite: Local AI Keyboard
Tools In-app purchases
Private on-device AI keyboard: translate, polish, fix, and rewrite fast.
- Downloads
- 536+
- on Google Play
- Price
- Free
- In-app purchases
- Updated
- Oct 24
- 2026 · v1.0.7
Screenshots
About SmartWrite: Local AI Keyboard
SmartWrite is your private, AI-powered writing companion that lives entirely on your device. Now featuring deep system integration, SmartWrite brings advanced Large Language Model (LLM) tools to your fingertips via Keyboard, Context Menus, and System Share.
Three Ways to Use SmartWrite
AI Keyboard: Access tools directly while typing.
Context Menu: Long-press any text in any app and select "SmartWrite" to process it instantly.
System Share: Highlight text and share it to SmartWrite for a full-screen, focused AI experience.
Core AI Tools
Custom Instructions: Save your own prompts — like "Write a bit longer," "Shorten," or "Formal email" — and run them with a single tap from the keyboard.
Professional Polishing: Instantly refine your text. Elevate your tone, improve clarity, and transform your drafts into polished masterpieces.
Precision Translation: Break language barriers in real-time. Seamlessly translate selected text across 40+ languages.
Smart Grammar Fixing: Write with confidence. Automatically detect and repair grammar, spelling, and punctuation errors locally.
Built for Everyday Typing
• Space, Enter, Backspace, and cursor keys are always one tap away.
• AI edits apply only to the text you select, so the rest of your message stays untouched.
• Pick a target language once and translate in a tap.
• The app follows your system language, with 12 interface languages available.
Why SmartWrite?
Privacy First: Your data never leaves your device. Our local LLM ensures your sensitive messages, emails, and notes remain 100% confidential. No cloud uploads, no data tracking.
Offline & Reliable: No internet? No problem. SmartWrite works perfectly in airplane mode or areas with zero connectivity.
Instant & Stable: Forget about server latency and queues. Enjoy lightning-fast, zero-lag AI assistance powered by your phone's hardware. Try it free, then upgrade for unlimited use.
Deep System Integration: Whether you are browsing the web, reading an email, or chatting, SmartWrite is just one tap away via the system context menu or share sheet.
Experience the future of secure, local AI. Download SmartWrite today.
Three Ways to Use SmartWrite
AI Keyboard: Access tools directly while typing.
Context Menu: Long-press any text in any app and select "SmartWrite" to process it instantly.
System Share: Highlight text and share it to SmartWrite for a full-screen, focused AI experience.
Core AI Tools
Custom Instructions: Save your own prompts — like "Write a bit longer," "Shorten," or "Formal email" — and run them with a single tap from the keyboard.
Professional Polishing: Instantly refine your text. Elevate your tone, improve clarity, and transform your drafts into polished masterpieces.
Precision Translation: Break language barriers in real-time. Seamlessly translate selected text across 40+ languages.
Smart Grammar Fixing: Write with confidence. Automatically detect and repair grammar, spelling, and punctuation errors locally.
Built for Everyday Typing
• Space, Enter, Backspace, and cursor keys are always one tap away.
• AI edits apply only to the text you select, so the rest of your message stays untouched.
• Pick a target language once and translate in a tap.
• The app follows your system language, with 12 interface languages available.
Why SmartWrite?
Privacy First: Your data never leaves your device. Our local LLM ensures your sensitive messages, emails, and notes remain 100% confidential. No cloud uploads, no data tracking.
Offline & Reliable: No internet? No problem. SmartWrite works perfectly in airplane mode or areas with zero connectivity.
Instant & Stable: Forget about server latency and queues. Enjoy lightning-fast, zero-lag AI assistance powered by your phone's hardware. Try it free, then upgrade for unlimited use.
Deep System Integration: Whether you are browsing the web, reading an email, or chatting, SmartWrite is just one tap away via the system context menu or share sheet.
Experience the future of secure, local AI. Download SmartWrite today.
What’s new
Version 1.0.7 · Updated October 24, 2026
• Run your own saved instructions with the new Custom button • AI edits now apply only to the selected text, making them safer and more precise • 9 new UI languages, including German, French, Japanese, Korean and Traditional Chinese • New presets: Expand, Shorten, Formal email, Summarize
User reviews
I really like this app and I use it a lot. However, I think it would be really nice if there were an option to instruct the LLM to do whatever we want, like telling it to write in a specific style or in a specific task, such as asking it to rewrite a paragraph in the first person. Also, the option to select only the...
I enjoy it and find it useful. I like the multiple ways to use it and grammer check. Im satisfied with the purchase. AI model doesn't slow device which is good.
👍
Overall pretty solid dev work. This person is clearly passionate about their work, thats rare, respect.
awesome app. It is worth downloading and paying for this app. Highly Recommendable App. Deserves 5 stars.
I never knew I needed such an app until I tried it. I don't have any AI apps (on my phone) as I don't find them useful in my day to day life. However, since everything on this app is processed locally and is completely offline, I thought of giving it a try and oh my, has this been handy. It has quite a few options t...
Alternatives to SmartWrite: Local AI Keyboard
Looking for apps like SmartWrite: Local AI Keyboard? Here are 6 similar Android apps on Google Play. The highest rated is Wondr Note: Fun Notes & Lists (4.6/5), and all 6 are free to download.
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Positive Intelligence 4.5
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Supafit: Gym & Workout Planner
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Wondr Note: Fun Notes & Lists 4.6
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| SmartWrite: Local AI Keyboard | – | Free | 500+ | Oct 24, 2026 | |
| Positive Intelligence | 4.4 / 5 | Free | 50,000+ | Sep 18, 2026 | Compare |
| Supafit: Gym & Workout Planner | – | Free | 1,000+ | Oct 3, 2026 | Compare |
| Toddle Family | 3.4 / 5 | Free | 100,000+ | Jul 30, 2026 | Compare |
| Wondr Note: Fun Notes & Lists | 4.6 / 5 | Free | 100,000+ | Apr 14, 2026 | Compare |
| To-Do List & Planner: Taskito | 4.2 / 5 | Free | 1,000,000+ | Oct 21, 2026 | Compare |
| Habit Project | 4.0 / 5 | Free | 100,000+ | Nov 4, 2025 | Compare |
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