kitio.aiGrammarly vs ConversAI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ConversAI has the lower starting price: about $19 a month, against $30 for Grammarly.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Grammar and spelling checks
- Tone detection
- Full-sentence rewrites
- Plagiarism checker
- Authorship tracking
- One-click replies
- Message summaries
- Tone detection
- Multi-language support
- GIF responses
| Feature | Grammarly | ConversAI |
|---|---|---|
| Best for | Grammar, tone and rewrite suggestions in almost every app you type in | One-click AI replies for any messaging app in your browser |
| Category | Writing | Writing |
| Pricing model | Freemium | Paid |
| Starting price | $30/mo | $19/mo |
| Free plan | Yes | No |
| Made by | Superhuman Platform Inc. | ConversAI |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Both offer: Tone detection.
Pricing compared
ConversAI has the lower starting price: about $19 a month, against $30 for Grammarly.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Spelling and grammar checks
- Tone detection
- 100 AI prompts
Pro
$30/mo
- Per member
- Full-sentence rewrites
- Tone adjustments
- Plagiarism and AI detection
Enterprise
Contact sales
- BYOK encryption
- Custom roles and permissions
- Data loss prevention
- Dedicated support
2 plans
Credits
$15 / 100 credits
- Pay as you go
- Larger packs available
Unlimited
$19/mo
- Unlimited usage
- All features
- Cancel anytime
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Grammarly
- Works in nearly every app and website
- Free plan catches most basic errors
- Clear explanations for each suggestion
- Best features need the paid plan
- Can flatten a writer's personal style
- English only
ConversAI
- Works across messaging apps
- Adapts to the tone of a thread
- Credit packs as an alternative
- Still in early access
- No free plan shown
- Few details on supported apps
Which one should you choose?
Choose Grammarly if you want:
- Works in nearly every app and website
- Free plan catches most basic errors
- Clear explanations for each suggestion
Watch out: best features need the paid plan.
Choose ConversAI if you want:
- Works across messaging apps
- Adapts to the tone of a thread
- Credit packs as an alternative
Watch out: still in early access.
Grammarly vs ConversAI FAQ
What is the difference between Grammarly and ConversAI?
Grammarly: Grammar, tone and rewrite suggestions in almost every app you type in. ConversAI: One-click AI replies for any messaging app in your browser. Both are writing tools.
Is Grammarly or ConversAI cheaper?
ConversAI has the lower starting price: about $19 a month, against $30 for Grammarly.
Do Grammarly and ConversAI have free plans?
Grammarly: Yes. ConversAI: No.
Who makes Grammarly?
Grammarly is made by Superhuman Platform Inc., based in United States.
Who makes ConversAI?
ConversAI is made by ConversAI.
Which should I choose, Grammarly or ConversAI?
Choose Grammarly if you value works in nearly every app and website and free plan catches most basic errors. Choose ConversAI if you value works across messaging apps and adapts to the tone of a thread.