kitio.aiGrammarly vs Life Story AI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Grammarly starts at $30/mo and Life Story AI starts at See pricing page. Check both pricing pages for current plans.
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
- AI interviewer by voice or text
- Collaboration with family members
- Printed book delivery
- Gift card option
- English and French
| Feature | Grammarly | Life Story AI |
|---|---|---|
| Best for | Grammar, tone and rewrite suggestions in almost every app you type in | Turn family memories into a printed book with an AI biographer |
| Category | Writing | Writing |
| Pricing model | Freemium | Free trial |
| Starting price | $30/mo | See pricing page |
| Free plan | Yes | No, trial available |
| Made by | Superhuman Platform Inc. | Life Story AI |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Grammarly starts at $30/mo and Life Story AI starts at See pricing page. Check both pricing pages for current plans.
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
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
Life Story AI
- Voice answers make it easy for older relatives
- Family members can contribute together
- Ends with a physical book
- Price is not shown on the homepage
- Printing and delivery take a few weeks
- Only English and French
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 Life Story AI if you want:
- Voice answers make it easy for older relatives
- Family members can contribute together
- Ends with a physical book
Watch out: price is not shown on the homepage.
Grammarly vs Life Story AI FAQ
What is the difference between Grammarly and Life Story AI?
Grammarly: Grammar, tone and rewrite suggestions in almost every app you type in. Life Story AI: Turn family memories into a printed book with an AI biographer. Both are writing tools.
Is Grammarly or Life Story AI cheaper?
Grammarly starts at $30/mo and Life Story AI starts at See pricing page. Check both pricing pages for current plans.
Do Grammarly and Life Story AI have free plans?
Grammarly: Yes. Life Story AI: No, trial available.
Who makes Grammarly?
Grammarly is made by Superhuman Platform Inc., based in United States.
Who makes Life Story AI?
Life Story AI is made by Life Story AI.
Which should I choose, Grammarly or Life Story AI?
Choose Grammarly if you value works in nearly every app and website and free plan catches most basic errors. Choose Life Story AI if you value voice answers make it easy for older relatives and family members can contribute together.