RewriteDoc vs Undetectable AI: Honest Comparison 2026
Both RewriteDoc and Undetectable AI promise to make your AI text undetectable. Here's how they actually compare.
| Feature | RewriteDoc | Undetectable AI |
|---|---|---|
| AI Detection Bypass | 91% success rate | ~85% claimed |
| Free Trial | 3 free credits | 250 words once |
| Starting Price | $4.99 (50 uses) | $9.99/month |
| Pay-as-you-go | ✓ Yes | ✗ Subscription only |
| Academic Mode | ✓ Specialized | ✓ Available |
| Additional Tools | 5+ (detector, grammar, etc.) | Humanizer only |
| Processing Speed | ~5 seconds | ~10-15 seconds |
RewriteDoc Advantages
Flexible pricing: Pay only for what you use with credit packs, or subscribe for unlimited. No forced monthly subscription.
Complete toolkit: Get AI detection, grammar fixing, paraphrasing, and summarization — all in one place.
Faster processing: Our optimized pipeline delivers results in seconds, not minutes.
Lower cost: Starting at $4.99 vs $9.99/month means you save money, especially for occasional use.
When Undetectable AI Might Be Better
If you need very high volume (thousands of documents monthly), their unlimited plan might offer better value. They also have more readability modes. But for most users, RewriteDoc offers better value and more tools.