Powered by Lumo AI

Write smarter.
Crunch numbers faster.

A rich text editor, AI-powered spreadsheet, and user agent builder with writing assistant, formula generation, image generation, and beautiful themes. Your office suite, elevated.

The Future of Writing

Writing has always been a craft that demands focus, clarity, and the right tools. With the rise of AI-powered assistance, writers can now focus on their ideas while letting technology handle the polish.

From grammar corrections to stylistic improvements, modern editors adapt to your voice and enhance your natural writing style.

✨ AI Suggestion
Consider rephrasing for stronger impact
6
Beautiful Themes
10
AI Writing Tools
9
Languages Supported
3
Image AI Modes

Everything you need to write, calculate, and automate

A complete workspace powered by AI, designed for speed, simplicity, and privacy.

AI Writing Assistant

Fix grammar, rewrite text, translate to 9 languages, and transform your writing with 10+ smart tools — all powered by Lumo AI.

Fix Text Rewrite Translate +7 more

Auto-Fix While Typing

Toggle on auto-fix and watch your text improve in real-time. Detects complete sentences and fixes them automatically after a short pause.

Always watching, never interrupting
🎨

AI Image Studio

Generate images from text, describe uploaded images with AI, or edit existing images with natural language instructions.

Generate Describe Edit

Lumo Sheets

An AI-powered spreadsheet with formula generation, formula explanation, data analysis, and 6 matching themes. Built right alongside the editor.

Formula Gen Explainer Data Helper
🤖

Lumo Agents

Describe your ideal AI agent and watch it come to life. Generate complete personas with system prompts, edit in markdown, refine with AI, and download.

Generate Edit & Refine Download .md
🎨

6 Beautiful Themes

Switch between Light, Dark, Sepia, Ocean, Rose, and Mint themes. Every element adapts — editor, toolbar, modals, and code blocks.

{ }

Code Blocks

Embed clean, styled code blocks directly in your documents. Perfect for technical documentation and sharing code snippets.

const editor = new EditorJS('#root');
📝

Full-Spectrum Formatting

Bold, italic, headings, lists, blockquotes, links, colors, alignment, superscript, subscript, and more. Everything a pro editor needs.

B I U S H1 H2
🔒

100% Private

Everything runs in your browser. No documents, spreadsheets, or agent data are ever saved on our servers. Your content stays yours.

Client-Side Only No Tracking Your Data Stays Yours

Write in any language

The AI assistant understands and adapts to your language with native-level fluency.

🇺🇸 English
🇧🇷 Português
🇪🇸 Español
🇫🇷 Français
🇩🇪 Deutsch
🇮🇹 Italiano
🇳🇱 Nederlands
🇯🇵 日本語
🇨🇳 中文

Adapt to any tone

Choose a writing style and the AI will match it perfectly.

💼
Professional
Formal & polished
😊
Casual
Friendly & relaxed
✂️
Concise
Short & to the point
🎓
Academic
Scholarly & rigorous
🎭
Creative
Expressive & vivid
💬
Chat
Messenger style
📰
Journalistic
News & editorial
⚙️
Technical
Precise & detailed

Ready to get started?

Open the editor, spreadsheet, or agent builder, set your API key, and experience AI-powered productivity.