Free plan
Grammarly
Superhuman
Checks grammar, tone and clarity as you type, with AI rewrites across apps.
- From
- $30/mo
- Skill
- Anyone
Checked 23 Sep 2026
Writing & editing
AI that helps you write better rather than writing for you: fixing grammar and tone, drafting inside the tools you already use, keeping marketing copy on-brand, or helping a novelist through a scene.
If you only try oneGrammarly
Anyone who writes emails, essays or work documents and wants spelling, grammar and tone fixes inside the apps they already use.
Free trial only
Jasper
Jasper AI
Marketing content platform that writes on-brand copy using your brand voice and assets.
- From
- $69/user/mo
- Skill
- Anyone
Checked 23 Sep 2026
Limited free plan
Notion AI
Notion Labs
AI agent in Notion that writes, summarizes, fills databases and searches your workspace.
- From
- $24/user/mo
- Skill
- Anyone
Checked 23 Sep 2026
Free trial only
Sudowrite
Sudowrite
AI writing partner for fiction that drafts, brainstorms and revises scenes and novels.
- From
- $10/mo
- Skill
- Anyone
Checked 23 Sep 2026