GPTZero
7.5#4 in ai detection softwareFrom $8.33 a monthFree planWebAPIExtension
VisitGPTZero vs Grammarly
What both publish
| Fact | GPTZero | Grammarly |
|---|---|---|
| Browser extension | The Chrome extension scans web pages and adds AI detection, citation checks, writing feedback, and writing replays to Google Docs and other workflows. | Yes |
| Founded | 2023 | 2009 |
GPTZero plans
- FreeFree
- Essential$8.33 a month
- Premium$12.99 a month
- Professional$24.99 a month
Grammarly plans
- FreeFree
- Pro$12 a month
- EnterprisePriced on request
- Plus—
Pick GPTZero if…
GPTZero suits educators, hiring teams, publishers, journalists, and others assessing writing authenticity. Its API, browser extension, and education integrations may also suit users who want detection in existing workflows.
Pick Grammarly if…
Grammarly suits individuals and teams seeking proofreading, rewriting, and tone guidance across listed browser and mobile options. Organizations can also consider its enterprise security features and support options.