A sentence-level rewriting and tone-refinement assistant for improving existing drafts.
Key Features
- Rewrites and AI suggestions
- Grammar, spelling, fluency
- AI summarization
- API access through AI21 Studio
Pricing
Free
Basic
- 10 rewrites/day
$4.89
/mo (annual)
Advanced
- More rewrites
- Full features
$6.99
/mo (annual)
Unlimited
- Unlimited rewrites
Version History
Current
2026-01-01
Continuous updates
Pros
- Low-cost polishing
- Generous Unlimited pricing
Cons
- No-refund policy
- Less suited for campaign orchestration