QuillBot
9.1#1 in ai writing toolsFree planFree planAndroidiOSWebExtension
VisitQuillBot vs T-4OO
What both publish
| Fact | QuillBot | T-4OO |
|---|---|---|
| Founded | 2017 | 2004 |
| Free plan | Yes | No |
| Integrations | Its desktop app can appear as a widget in apps including Slack, Notes, and Messages, and its Premium page lists a Word add-in. | T-4OO’s translation engine is available through Rozetta’s API for integrating translation into other platforms and systems. |
QuillBot plans
- FreeFree
- Premium$8.33 a month
- Team Plan (51+ seats)$69.95
- Team Plan (11–50 seats)$79.95
- Team Plan (2–10 seats)$89.95
- TeamPriced on request
T-4OO plans
- 超高精度プラン（スタンダード）¥14,980 a month
- T-4OO 法人プランPriced on request
Pick QuillBot if…
QuillBot suits people who want writing support across web, desktop, mobile, or browser-extension workflows. Its Team Plan features also suit groups that need writer-management dashboards and centralized billing.
Pick T-4OO if…
You want what its maker publishes above — check its page for the details.