Lex
8.3#19 in ai writing toolsFrom $179.88 a yearFree planiOSWebAPI
VisitLex vs QuillBot
What both publish
| Fact | Lex | QuillBot |
|---|---|---|
| API | Lex publishes a public API documentation site at docs.lex.page. | QuillBot states that it currently offers no B2B or B2C API. |
| Free plan | Yes | Yes |
| Integrations | The documented native integration is with Kit, formerly ConvertKit, for analyzing newsletters and sending drafts back to Kit. | Its desktop app can appear as a widget in apps including Slack, Notes, and Messages, and its Premium page lists a Word add-in. |
| Product | Lex describes itself as collaborative documents with AI editing tools. | Quillbot describes its AI tools as helping users write, communicate, design, code, and collaborate across platforms and formats. |
Lex plans
- FreeFree
- Lex Pro monthly$24.99 a month
- Lex Pro annual$179.88 a year
- Lex Pro—
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
Pick Lex if…
Lex may suit individuals and teams working on drafts that need revision, from academic papers and fiction to customer-facing copy and important emails. Its shared prompts and context tags may help teams give AI guidance about their voice and goals.
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.