Best AI Content Detection Software in 2026
Updated
45 AI content detection software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
45ranked
2free plans on this page
$0.42/molowest paid tier
9 Oct 2026last checked
2 of the 20 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | Corrector.appWeb | One bar | — | 1 of 6 | Free | 6.1 | |
| 27 | EyeSiftWeb | One bar | — | 1 of 6 | Free | 6.1 | |
| 28 | Compilatio AI DetectorWeb · API | One bar | — | — | 1 of 6 | — | 5.4 |
| 29 | Copyleaks AI DetectorWeb · API · Extension | One bar | — | — | 1 of 6 | $1.17/mo | 5.4 |
| 30 | DuckDuckGoose DeepDetectorWeb · Self-hosted · API | One bar | — | — | 1 of 6 | — | 5.4 |
| 31 | GetReal SecurityWeb · API | One bar | — | — | 1 of 6 | — | 5.4 |
| 32 | HumbotWeb · API | One bar | — | — | 1 of 6 | $0.67/mo | 5.4 |
| 33 | TorenWeb | One bar | — | — | 1 of 6 | $1.99/mo | 5.4 |
| 34 | TraceGPTWeb · API · Extension | One bar | — | — | 1 of 6 | — | 5.4 |
| 35 | Undetectable AIWeb · API · Extension | One bar | — | — | 1 of 6 | $0.42/mo | 5.4 |
| 36 | GLTR (Giant Language Model Test Room)Web · Self-hosted | One bar | — | — | 1 of 6 | — | 5.3 |
| 37 | Pindrop PulseNo platforms listed | One bar | — | — | 0 of 6 | — | 5.3 |
| 38 | Smodin AI DetectorWeb · Extension | One bar | — | — | 1 of 6 | $0.83/mo | 5.3 |
| 39 | Signs of AIWeb · Windows | No signal | — | — | 2 of 6 | — | 5.2 |
| 40 | Blackboard LearnWeb · Android · iPhone · API | Two bars | — | — | 3 of 6 | — | 5.1 |
| 41 | BrandWellWeb · Windows · Mac · API | Two bars | — | — | 3 of 6 | $99/mo | 5.1 |
| 42 | Facia Deepfake DetectionWeb · Android · iPhone · Self-hosted · API | Two bars | — | — | 3 of 6 | — | 5.1 |
| 43 | OrhumanWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 44 | TheChecker.AIWeb · API · Extension | One bar | — | — | 1 of 6 | $8.25/mo | 5.0 |
| 45 | ClassGuardWeb | No signal | — | — | 1 of 6 | — | 4.7 |
Compare all 20 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Supported languages | File uploads |
|---|---|---|---|---|---|---|---|---|
| 26 | Corrector.app | 6.1 | Free plan | Free | Yes | — | — | — |
| 27 | EyeSift | 6.1 | Free plan | Free | Yes | — | — | — |
| 28 | Compilatio AI Detector | 5.4 | No | — | No | — | — | Yes |
| 29 | Copyleaks AI Detector | 5.4 | No | $1.17/mo | — | — | — | — |
| 30 | DuckDuckGoose DeepDetector | 5.4 | No | — | No | — | — | Yes |
| 31 | GetReal Security | 5.4 | No | — | — | — | — | Yes |
| 32 | Humbot | 5.4 | No | $0.67/mo | Yes | 7.99 /mo | — | — |
| 33 | Toren | 5.4 | No | $1.99/mo | No | 1.99 /mo | — | Yes |
| 34 | TraceGPT | 5.4 | No | — | Yes | — | — | — |
| 35 | Undetectable AI | 5.4 | No | $0.42/mo | Yes | 9.99 /mo | — | Yes |
| 36 | GLTR (Giant Language Model Test Room) | 5.3 | No | — | Yes | — | — | — |
| 37 | Pindrop Pulse | 5.3 | No | — | — | — | — | — |
| 38 | Smodin AI Detector | 5.3 | No | $0.83/mo | — | 10 /mo | — | — |
| 39 | Signs of AI | 5.2 | No | — | Yes | — | 2 | Yes |
| 40 | Blackboard Learn | 5.1 | No | — | — | — | — | — |
| 41 | BrandWell | 5.1 | No | $99/mo | No | — | — | — |
| 42 | Facia Deepfake Detection | 5.1 | No | — | No | — | — | Yes |
| 43 | Orhuman | 5.1 | No | — | Yes | — | — | Yes |
| 44 | TheChecker.AI | 5.0 | No | $8.25/mo | No | 9.9 /mo | — | — |
| 45 | ClassGuard | 4.7 | No | — | No | — | — | — |