Best AI Detector Pro Alternatives in 2026
Updated
20 tools from AI content detection software ranked against AI Detector Pro on the same published basis.
- 1AI Detector Pro vs GPTZero
- 2AI Detector Pro vs Polygraf AI Detector
- 3AI Detector Pro vs Trinka
- 4AI Detector Pro vs Winston AI
- 5AI Detector Pro vs Ahrefs
- 7AI Detector Pro vs Pangram
- 8AI Detector Pro vs Proofademic
- 9AI Detector Pro vs AI or Not
- 10AI Detector Pro vs TraceGPT
- 11AI Detector Pro vs Copyleaks AI Detector
- 12AI Detector Pro vs Hive AI-Generated Content Detection
- 13AI Detector Pro vs Humbot
- 14AI Detector Pro vs Reality Defender
- 15AI Detector Pro vs Undetectable AI
- 16AI Detector Pro vs Detecting-AI.com
- 17AI Detector Pro vs Illuminarty
- 18AI Detector Pro vs Isgen AI Detector
- 19AI Detector Pro vs Originality.ai
- 20AI Detector Pro vs Quetext AI Detector
- 21AI Detector Pro vs Resemble Detect
AI Detector Pro alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | GPTZero | 7.4 | Free plan | $8.33/mo | API, Browser, Web |
| 2 | Polygraf AI Detector | 7.3 | Free plan | $9.95/mo | API, Browser, Web |
| 3 | Trinka | 7.3 | Free plan | — | API, Browser, Mac, self-hosted, Web, Windows |
| 4 | Winston AI | 7.2 | Free plan | $5/mo | API, Browser, Web |
| 5 | Ahrefs | 7.1 | Free plan | $29/mo | API, Web |
| 7 | Pangram | 7.1 | Free plan | $1.67/mo | API, Browser, Web |
| 8 | Proofademic | 7.1 | Free plan | $15/mo | API, Web |
| 9 | AI or Not | 7.0 | Free plan | $5/mo | API, iOS, Web |
| 10 | TraceGPT | 7.0 | No | — | API, Browser, Web |
| 11 | Copyleaks AI Detector | 6.9 | No | $1.17/mo | API, Browser, Web |
| 12 | Hive AI-Generated Content Detection | 6.9 | Free plan | $6/mo | API, Browser, self-hosted, Web |
| 13 | Humbot | 6.9 | No | $0.67/mo | API, Web |
| 14 | Reality Defender | 6.9 | Free plan | $33.25/mo | API, self-hosted, Web |
| 15 | Undetectable AI | 6.9 | No | $0.42/mo | API, Browser, Web |
| 16 | Detecting-AI.com | 6.8 | Free plan | $0.58/mo | API, Web |
| 17 | Illuminarty | 6.8 | Free plan | $10/mo | API, Web |
| 18 | Isgen AI Detector | 6.8 | Free plan | $8/mo | API, Web |
| 19 | Originality.ai | 6.8 | Free plan | $12.95/mo | API, Browser, Web |
| 20 | Quetext AI Detector | 6.8 | Free plan | $7.99/mo | API, Browser, Web |
| 21 | Resemble Detect | 6.8 | Free plan | $280/mo | API, Browser, self-hosted, Web |
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Questions about AI Detector Pro alternatives
What is the best alternative to AI Detector Pro?
GPTZero, number 1 in AI content detection software with a score of 7.4 out of 10. The others here: Polygraf AI Detector, Trinka, Winston AI and 16 more.
What is the best free alternative to AI Detector Pro?
GPTZero is the best-ranked alternative with a free plan. 16 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.