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Best AI Detector Pro Alternatives in 2026

Updated

20 platforms from AI content detection software ranked against AI Detector Pro on the same published basis.

  1. 1
    GPTZero Free plan apiextensionWeb $8.33/mo7.6
    AI Detector Pro vs GPTZero
  2. 2
    Polygraf AI Detector Free plan apiextensionWeb $9.95/mo7.6
    AI Detector Pro vs Polygraf AI Detector
  3. 4
    Winston AI Free plan apiextensionWeb $5/mo7.5
    AI Detector Pro vs Winston AI
  4. 5
    Pangram Free plan apiextensionWeb $1.67/mo7.4
    AI Detector Pro vs Pangram
  5. 6
    Proofademic Free plan apiWeb $15/mo7.4
    AI Detector Pro vs Proofademic
  6. 7
    TrustOriginality.ai Free plan AndroidapiiOSWeb €4.99/mo7.4
    AI Detector Pro vs TrustOriginality.ai
  7. 8
    Ahrefs Free plan apiWeb $29/mo7.1
    AI Detector Pro vs Ahrefs
  8. 9
    AI or Not Free plan apiiOSWeb $5/mo7.0
    AI Detector Pro vs AI or Not
  9. 10
    Hive AI-Generated Content Detection Free plan apiextensionself-hostedWeb $6/mo7.0
    AI Detector Pro vs Hive AI-Generated Content Detection
  10. 11
    Reality Defender Free plan apiself-hostedWeb $33.25/mo7.0
    AI Detector Pro vs Reality Defender
  11. 12
    TraceGPT Free trial apiextensionWeb 7.0
    AI Detector Pro vs TraceGPT
  12. 13
    Trinka Free plan apiextensionMacself-hostedWeb 7.0
    AI Detector Pro vs Trinka
  13. 14
    Compilatio AI Detector Free trial apiWeb 6.9
    AI Detector Pro vs Compilatio AI Detector
  14. 15
    Copyleaks AI Detector Free trial apiextensionWeb $1.17/mo6.9
    AI Detector Pro vs Copyleaks AI Detector
  15. 16
    Detecting-AI.com Free plan apiWeb $0.58/mo6.9
    AI Detector Pro vs Detecting-AI.com
  16. 17
    DuckDuckGoose DeepDetector Free trial apiself-hostedWeb 6.9
    AI Detector Pro vs DuckDuckGoose DeepDetector
  17. 18
    Humbot Free trial apiWeb $0.67/mo6.9
    AI Detector Pro vs Humbot
  18. 19
    Illuminarty Free plan apiWeb $10/mo6.9
    AI Detector Pro vs Illuminarty
  19. 20
    Isgen AI Detector Free plan apiWeb $8/mo6.9
    AI Detector Pro vs Isgen AI Detector
  20. 21
    Originality.ai Free plan apiextensionWeb $12.95/mo6.9
    AI Detector Pro vs Originality.ai

AI Detector Pro alternatives compared

#PlatformScoreFree planFromRuns on
1GPTZero7.6Free plan$8.33/moAPI, Browser, Web
2Polygraf AI Detector7.6Free plan$9.95/moAPI, Browser, Web
4Winston AI7.5Free plan$5/moAPI, Browser, Web
5Pangram7.4Free plan$1.67/moAPI, Browser, Web
6Proofademic7.4Free plan$15/moAPI, Web
7TrustOriginality.ai7.4Free plan€4.99/moAndroid, API, iOS, Web
8Ahrefs7.1Free plan$29/moAPI, Web
9AI or Not7.0Free plan$5/moAPI, iOS, Web
10Hive AI-Generated Content Detection7.0Free plan$6/moAPI, Browser, self-hosted, Web
11Reality Defender7.0Free plan$33.25/moAPI, self-hosted, Web
12TraceGPT7.0No—API, Browser, Web
13Trinka7.0Free plan—API, Browser, Mac, self-hosted, Web, Windows
14Compilatio AI Detector6.9No—API, Web
15Copyleaks AI Detector6.9No$1.17/moAPI, Browser, Web
16Detecting-AI.com6.9Free plan$0.58/moAPI, Web
17DuckDuckGoose DeepDetector6.9No—API, self-hosted, Web
18Humbot6.9No$0.67/moAPI, Web
19Illuminarty6.9Free plan$10/moAPI, Web
20Isgen AI Detector6.9Free plan$8/moAPI, Web
21Originality.ai6.9Free plan$12.95/moAPI, Browser, 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 7.6 out of 10. The others here: Polygraf AI Detector, Winston AI, Pangram and 16 more.

What is the best free alternative to AI Detector Pro?

GPTZero is the best-ranked alternative with a free plan. 15 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.