Shortlist by what you need
Start here if you know why you are leaving Compose AI.
Want the closest match?
WordtuneMost similar to Compose AI in what it does, its category and its price.
Visit (opens Wordtune in a new tab)Need a free plan?
GrammarlyHas a free plan, rated 4.6 out of 5.
Visit (opens Grammarly in a new tab)Want the best rated?
HyperWriteRated 4.3 out of 5 in our review, against 4.2 for Compose AI.
Visit (opens HyperWrite in a new tab)
At a glance
Green means better than Compose AI, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 Compose AIBaseline | 4.2 | $9/mo | Yes | Autocomplete for anything you type in the browser | |
| Wordtune | 4.3+0.1 | $7/mo$2 less | Yes | Sentence-level rewriting from the team behind Jurassic | vs Compose AI |
| HyperWrite | 4.3+0.1 | $19/mo$10 more | Yes | A writing assistant built by OthersideAI, now leaning agentic | vs Compose AI |
 AI Blaze | 3.8−0.4 | Free | Yes | Chrome extension from Blaze Today Inc. that triggers GPT-5 prompts to draft, rewrite and correct text inside any webpage text box. | vs Compose AI |
| Grammarly | 4.6+0.4 | $12/mo$3 more | Yes | The writing assistant almost everyone has already used | vs Compose AI |
 Outwrite | 3.3−0.9 | Free | Yes | Grammar, style, paraphrasing, and passive-voice fixes with readability scoring - across Chrome, Word, Docs, Gmail, and more. | vs Compose AI |
 AImReply | 3.7−0.5 | $9.95/mo$0.95 more | Yes | An AI email writer that drafts four toned, ready-to-send replies from a short prompt. | vs Compose AI |
 Linguix | 3.9−0.3 | $10/mo$1 more | Yes | Grammar checker and AI writing assistant that works across any website | vs Compose AI |
 Scribbly | 3.7−0.5 | $9.9/mo$0.9 more | Yes | Reads the email you received and drafts the reply, in Gmail or Outlook. | vs Compose AI |
The alternatives in detail
In order of how closely each one matches Compose AI.
Wordtune
4.3$7/mo
vs Compose AI$2 less+0.1
Sentence-level rewriting from the team behind Jurassic.
- Sentence-level rewrite suggestions
- Tone and formality adjustment
- Shorten and expand rewriting modes
Backed by AI21 Labs' genuine language-model research background
Not built for generating content from scratch
HyperWrite
4.3$19/mo
vs Compose AI$10 more+0.1
A writing assistant built by OthersideAI, now leaning agentic.
- Inline autocomplete via Chrome extension
- Chat-based drafting assistant
- Web research assistant for mid-draft fact-finding
Chrome extension covers writing across the whole browser
Agentic features are newer and less polished than the core writer
AI Blaze
3.8Free
vs Compose AI−0.4
Chrome extension from Blaze Today Inc. that triggers GPT-5 prompts to draft, rewrite and correct text inside any webpage text box.
- Triggers GPT-5 prompts inside any text box on any webpage
- Drafts, rewrites, shortens or corrects text with a keyboard shortcut
- Automatic detection of surrounding message text for context
Works inside any webpage text box, not a separate chat window
A separate download from the company's non-AI Text Blaze extension, readily mixed up with it
Grammarly
4.6$12/mo
vs Compose AI$3 more+0.4
The writing assistant almost everyone has already used.
- Real-time grammar, spelling, and punctuation checks
- Tone detection and clarity rewrite suggestions
- GrammarlyGO generative drafting and rewriting
Free tier is genuinely useful long-term, not just a trial
Generative features feel bolted onto an older core product
Outwrite
3.3Free
vs Compose AI−0.9
Grammar, style, paraphrasing, and passive-voice fixes with readability scoring - across Chrome, Word, Docs, Gmail, and more.
- AI-powered grammar, spelling, and punctuation correction
- Style improvement suggestions
- Readability and grade-level writing statistics
Broad platform integration - works everywhere from Gmail to Google Docs to LinkedIn
Specific pricing for Pro/Teams tiers isn't shown on the main page
AImReply
3.7$9.95/mo
vs Compose AI$0.95 more−0.5
An AI email writer that drafts four toned, ready-to-send replies from a short prompt.
- Drafts 4 tone/style variations per prompt instead of a single output
- 12 selectable tones and 3 length presets
- 17-language support for drafting and replies
Free tier requires no account creation, lowering friction to try it
Free tier capped at 15 generations a day on the smaller GPT-4o Mini model
Linguix
3.9$10/mo
vs Compose AI$1 more−0.3
Grammar checker and AI writing assistant that works across any website.
- Grammar and clarity correction on any website
- Tone and length rewriting
- Shared snippets across a team
Corrects where the writing happens rather than in a separate editor
Correction quality is close to competitors, so differentiation is thin
Scribbly
3.7$9.9/mo
vs Compose AI$0.9 more−0.5
Reads the email you received and drafts the reply, in Gmail or Outlook.
- Replies drafted from the incoming email's content
- Tone adjustment by intent
- Smart Mode requiring minimal input
Solves replying, not just composing
Free tier of two or three emails a day is too small for real use
FAQ
Questions people ask
Is Compose AI free?
Compose AI has a free plan, and paid plans start from $9/mo.
What is the best free alternative to Compose AI?
Grammarly is the highest-rated alternative here with a free plan (4.6 out of 5). Other free options: Wordtune, HyperWrite, Linguix.
What is the cheapest alternative to Compose AI?
Among paid plans, Wordtune has the lowest starting price (from $7/mo). If you need it free, start with Grammarly.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.