Compose AI logo

Compose AI

AI writing assistant and autocomplete

A free Chrome extension that autocompletes your sentences and generates text wherever you type.

AI writing toolsFreemiumautocompleteemail writingdocument writingwriting assistant
Compose AI homepage screenshot
Compose AI homepage (compose.ai), captured 2026-10-02

What is Compose AI?

Compose AI is a browser extension that acts as a personal writing assistant. It autocompletes your sentences as you type and can generate text on demand. The tool works across many platforms, so you can use it for emails, documents, and chat without switching tabs. It aims to cut your writing time by 40%.

You start by installing the Chrome extension and signing up for a free account. Once installed, you type as usual, and Compose AI suggests completions and phrases in the background. It also learns your writing style over time to offer more personalized suggestions that match your voice.

This tool suits anyone who writes a lot on a computer, from professionals to students. The free version is available forever, while a premium plan adds advanced features like deeper personalization. The website notes that your text is used only to improve autocompletions and is never sold.

Compose AI features

  • Autocomplete everywhere: Finish your sentences in any text field across your tools and platforms.
  • Text generation: Generate any text you need, such as emails or document content, with AI.
  • Style personalization: The tool learns your voice and suggests phrases that match how you write.
  • Universal integration: Works with your existing platforms and tools without getting in the way.
  • Free Chrome extension: Start using the core features at no cost, with a premium tier for extras.

What you can do with Compose AI

  • Write emails faster by letting AI complete your sentences as you type.
  • Create document drafts quickly with generated text suggestions.
  • Speed up chat responses with personalized phrase suggestions.
  • Reduce overall typing time across your daily writing tasks.

How to get started with Compose AI

  1. Visit Compose AI's website and click Install Extension to add it to Chrome.
  2. Sign up for a free account to start using the tool.
  3. Type in any text field and accept autocomplete suggestions or generate text as needed.

Tips for better results with Compose AI

  • Install Compose AI in Chrome and type normally in any field to see autocomplete suggestions appear, then press Tab to accept them and speed up your writing.
  • Use Compose AI to generate full text on demand by typing a prompt or partial sentence, then review and edit the output to match your intended message.
  • Let Compose AI learn your voice by using it consistently across emails and documents; over time, its personalized phrase suggestions will align better with your style.
  • Start with the free version of Compose AI to test its autocomplete and generation features, then decide if the premium personalization options are worth upgrading for.

Compose AI pricing

Compose AI has a free way to start, with paid plans for heavier use. Check compose.ai for current limits and prices.

What to check before you rely on Compose AI

  • Check that Compose AI works in the specific platforms and text fields you use daily, since the website lists broad integration but does not name every supported site.
  • Verify the premium plan's exact price and feature list before upgrading, as the website mentions advanced personalization but does not state costs or full details.
  • Review Compose AI's privacy policy to confirm how your text is stored and used, since the site only states data is never sold and used for autocompletions.

Who Compose AI is for

Compose AI suits professionals, students, writers and anyone who types often. If that is not you, the AI writing tools below may fit better.

Similar tools compared with Compose AI

ToolWhat it isPricing
Compose AIAI writing assistant and autocompleteFreemium
FreeSiToolsFree AI image prompt generatorFree
Jenni AIAI academic writing and research assistantFreemium
WordtuneAI writing and paraphrasing assistantFreemium
GrammarlyAI writing assistant for clear communicationFreemium

Compose AI FAQ

What is Compose AI?

Compose AI is a free Chrome plugin that speeds up your writing. It provides autocomplete anywhere and reduces the time you spend typing. You can use it for emails, documents, and chat.

How much does Compose AI cost?

The plugin is free to use forever. There is also a premium version with advanced features, including some personalization options. The website does not list specific premium pricing.

Who is Compose AI for?

It is for anyone who writes on a computer, including professionals, students, and teams. The website says it is trusted by 10,000+ teams and 400,000 people.

What about my privacy with Compose AI?

The website states your text is only used to provide better autocompletions and that they will never sell your data. For more details, you can view their privacy policy.

Does Compose AI work on my phone or tablet?

The Compose AI website describes it as a Chrome extension, which typically runs on desktop and laptop computers. The site does not mention a mobile app or support for phones or tablets. To confirm whether it works on your specific device, check the Chrome Web Store listing or contact support.

What can Compose AI export or connect to?

Compose AI integrates with your existing platforms and tools, so it can work in email, documents, and chat without switching tabs. The website does not list specific apps or export formats. For a detailed list of supported integrations, check the extension's details in the Chrome Web Store or contact support.

Does Compose AI require an account to use?

Yes, you need to sign up for a free account to use Compose AI. The website says you start by installing the Chrome extension and signing up. The free account gives you access to the core features, and a premium plan is available for advanced options like deeper personalization.

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