We spent 30 days testing Undressher, Clothoff, Undress.app, and Nudify.online on identical photo sets. Here's the honest comparison — speed, realism, pricing, safety.
| Feature | Undressher | Clothoff | Undress.app | Nudify.online |
|---|---|---|---|---|
| Speed (per photo) | 8–12s | 15–20s | 12–18s | 20–30s |
| Free Tier | 1/day | Limited | 1/day | No |
| Cheapest Paid | $14.99 | $19.99 | $14.99 | $24.99 |
| Modes Available | 4 | 3 | 2 | 2 |
| Realism Quality | 9/10 | 7/10 | 8/10 | 6/10 |
| File Deletion | 15 min | 1 hour | 24 hours | Unclear |
| Languages | 8 | 3 | 5 | 1 |
| GDPR Compliant | Yes | Yes | Yes | Unknown |
Clothoff was the market leader in 2024 but has fallen behind. In our 2026 tests, Undressher produced sharper output on the same photos, processed faster (8s vs 17s average), and offers better privacy (15-min deletion vs Clothoff's 1-hour retention).
Clothoff still has better anime/2D-style output. But for realistic photos — Undressher wins clearly.
Winner: Undressher for realism, speed, and privacy.
Undress.app is the closest Undressher competitor by pricing. Both start at $14.99 for entry-level packs. The differences show up in output quality and mode variety.
Undress.app has 2 modes (Nude, Bikini). Undressher has 4 (Nude, Bikini, BDSM, Clothes Remover) — more creative flexibility. Undressher is also faster and deletes files 96× sooner (15 min vs 24 hours).
Winner: Undressher for feature depth. Undress.app is a solid #2.
Nudify.online is significantly more expensive ($24.99 entry) and slower (20–30s per photo). No free tier. Output quality is decent but noticeably behind Undressher's realism.
Nudify.online has one advantage: it accepts a wider range of photo formats and rarely rejects images. But at the price, it's hard to justify over Undressher.
Winner: Undressher by a wide margin.
After 30 days of testing on the same 200 photos across all four tools, Undressher wins in 6 of 8 categories. It's the fastest, has the best realism, largest free tier, most modes, and best privacy policy.
If you want to test it yourself, visit undressher.net — the free tier lets you compare with your own photos, no signup required.