AI Undetectable vs HumanEnough
Both are in AI content tools. Here is how their plans, prices and features compare, taken from each vendor's own site.
The main differences
- AI Undetectable's cheapest paid plan is $5/mo, against $15/mo for HumanEnough.
| AI Undetectable | HumanEnough | |
|---|---|---|
| Starting price | from $5/mo | from $15/mo |
| Free plan | Not stated by the vendor | Not stated by the vendor |
| Free trial | Yes | Yes |
| Plans | 10K words ($9.99/mo, $5/mo annual, $60/yr); 20K words ($19/mo, $9.50/mo annual, $114/yr); 35K words ($31/mo, $15.75/mo annual, $189/yr) | Draft ($18/mo, $15/mo annual, $180/yr); Flow ($41/mo, $34/mo annual, $408/yr); Studio ($90/mo, $75/mo annual, $900/yr); Word packs (One-time: $3 for 1,000 words up to $45 for 30,000; words stay until used) |
| Fees and pricing notes | None stated | One-time: $3 for 1,000 words up to $45 for 30,000; words stay until used |
| Best for | Creators | Creators |
| Key features | AI text detector that estimates how machine-written a passage looks; Two rewrite modes: Basic and a deeper Stealth rebuild; Image detector for uploaded images or image links; Five writing modes: general, essays, articles, marketing copy and stories | Paste text, upload a DOCX, or write a first draft from a prompt; Rewrites text while aiming to keep the meaning; Aims to keep supported tables, formulas, images and structure in documents; AI-likelihood score for your text (a signal, not proof) |
| Checked on | 2026-10-08 | 2026-10-10 |
Prices change; confirm on the vendor's site before you buy. Full details and sources are on each tool's page.
AI Undetectable
- 3-day free trial on every plan
- Yearly billing is about 50% cheaper
- Detector and rewriter in one workspace
Trade-offs
- No free plan, and the selected plan is billed after the trial unless cancelled
- Monthly word allowances do not roll over
- Detector scores are estimates, not proof of how a text was written
HumanEnough
- Word packs need no subscription, and bought words stay on your balance until used
- Annual billing is cheaper than monthly on every plan
- 14-day refund on a first payment or word pack if the service is unused
Trade-offs
- No ongoing free plan, and the amount of free starter words is not stated
- AI detector scores are signals, and no detector result is guaranteed
- Aimed at getting text past AI detectors, so check the rules of any school, platform or publisher you submit to