kitio.aiDeepL Write vs Undetectable AI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. DeepL Write starts at See pricing page and Undetectable AI starts at $9.99/mo. Check both pricing pages for current plans.
AI humanizer and detector that rewrites text to sound more natural
Freemium · $9.99/moAt a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Style and tone presets
- Word-level alternatives
- Grammar correction
- Desktop app
- Browser extension
- AI humanizer
- Multi-detector check
- Readability settings
- Paraphraser
- Chrome extension
| Feature | DeepL Write | Undetectable AI |
|---|---|---|
| Best for | AI editor from DeepL that rewrites text in a chosen style and tone | AI humanizer and detector that rewrites text to sound more natural |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $9.99/mo |
| Free plan | Yes | Yes |
| Made by | DeepL SE | Undetectable AI |
| Based in | Germany | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
DeepL Write starts at See pricing page and Undetectable AI starts at $9.99/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Basic DeepL Write
- Limited usage
Individual
€7.49/mo billed yearly
- 300,000 characters per month
- No data training
- Write Pro available as add-on
Team
€24.99/mo billed yearly
- Per user
- 1M characters per user/month
- SSO and team admin
Business
€49.99/mo billed yearly
- Per user
- Unlimited characters
- Translation memory
5 plans
10K words
$9.99/mo
- 10K words per month
- AI humanizer and detector
- Unlimited AI detecting
20K words
$19/mo
- 20K words per month
- All humanizer features
35K words
$31/mo
- 35K words per month
- All humanizer features
50K words
$42.50/mo
- 50K words per month
- All features from other plans
Business
Custom
- Non-expiring credits
- White labeling
- Priority 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
DeepL Write
- Natural-sounding rewrites
- Good for non-native writers
- Same account as DeepL Translator
- Supports fewer languages than DeepL Translator
- Free use has length limits
Undetectable AI
- Detector and humanizer in one place
- Readability controls
- Free detector checks
- Rewrites can lose nuance
- Using it to evade school rules breaks policies
Which one should you choose?
Choose DeepL Write if you want:
- Natural-sounding rewrites
- Good for non-native writers
- Same account as DeepL Translator
Watch out: supports fewer languages than deepl translator.
Choose Undetectable AI if you want:
- Detector and humanizer in one place
- Readability controls
- Free detector checks
Watch out: rewrites can lose nuance.
DeepL Write vs Undetectable AI FAQ
What is the difference between DeepL Write and Undetectable AI?
DeepL Write: AI editor from DeepL that rewrites text in a chosen style and tone. Undetectable AI: AI humanizer and detector that rewrites text to sound more natural. Both are writing tools.
Is DeepL Write or Undetectable AI cheaper?
DeepL Write starts at See pricing page and Undetectable AI starts at $9.99/mo. Check both pricing pages for current plans.
Do DeepL Write and Undetectable AI have free plans?
DeepL Write: Yes. Undetectable AI: Yes.
Who makes DeepL Write?
DeepL Write is made by DeepL SE, based in Germany.
Who makes Undetectable AI?
Undetectable AI is made by Undetectable AI, based in United States.
Which should I choose, DeepL Write or Undetectable AI?
Choose DeepL Write if you value natural-sounding rewrites and good for non-native writers. Choose Undetectable AI if you value detector and humanizer in one place and readability controls.