kitio.aiGrammarly vs AI Life Story
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. AI Life Story 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
- AI interviewer
- Voice-recorded answers
- Autobiography drafting
- Photo additions
- Digital book output
| Feature | Grammarly | AI Life Story |
|---|---|---|
| Best for | Grammar, tone and rewrite suggestions in almost every app you type in | AI ghostwriter that interviews you and writes your memoir |
| Category | Writing | Writing |
| Pricing model | Freemium | Free trial |
| Starting price | $30/mo | $29/mo |
| Free plan | Yes | No, trial available |
| Made by | Superhuman Platform Inc. | AILifeStory.com |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
AI Life Story 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
Monthly
$29/mo
- Free trial to start
- Cancel anytime
Annually
$228/yr
- Billed once a year
- Lower cost than monthly
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
AI Life Story
- No writing skills needed
- Answer by voice or text
- Editable final book
- Monthly fee for a one-off project
- Output is a digital book only
- Quality depends on interview depth
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 AI Life Story if you want:
- No writing skills needed
- Answer by voice or text
- Editable final book
Watch out: monthly fee for a one-off project.
Grammarly vs AI Life Story FAQ
What is the difference between Grammarly and AI Life Story?
Grammarly: Grammar, tone and rewrite suggestions in almost every app you type in. AI Life Story: AI ghostwriter that interviews you and writes your memoir. Both are writing tools.
Is Grammarly or AI Life Story cheaper?
AI Life Story has the lower starting price: about $19 a month, against $30 for Grammarly.
Do Grammarly and AI Life Story have free plans?
Grammarly: Yes. AI Life Story: No, trial available.
Who makes Grammarly?
Grammarly is made by Superhuman Platform Inc., based in United States.
Who makes AI Life Story?
AI Life Story is made by AILifeStory.com.
Which should I choose, Grammarly or AI Life Story?
Choose Grammarly if you value works in nearly every app and website and free plan catches most basic errors. Choose AI Life Story if you value no writing skills needed and answer by voice or text.