kitio.aiLexCheck vs Definely
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. LexCheck starts at See pricing page and Definely starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- AI contract review
- Automatic redlines
- Playbook from your template
- Explained risk insights
- Microsoft Word add-in
- Defined term lookup
- Contract proofreading
- Comparison against precedent
- Natural-language clause search
- Issues lists and reports
- MCP for AI assistants
| Feature | LexCheck | Definely |
|---|---|---|
| Best for | AI contract review and redlining inside Microsoft Word | Contract review and proofreading for lawyers, inside Word and AI tools |
| Category | Legal, finance & HR | Legal, finance & HR |
| Pricing model | Free trial | Paid |
| Starting price | See pricing page | See pricing page |
| Free plan | No, trial available | No |
| Made by | LexCheck | Definely |
| Based in | – | United Kingdom |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
LexCheck starts at See pricing page and Definely starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
LexCheck
- Works where lawyers already edit
- Explains the reasoning behind flags
- Playbook setup from an existing template
- No public pricing
- Tied to Microsoft Word
- Demo needed for full access
Definely
- Works inside Microsoft Word
- Every finding traced to its source
- Connects to Claude and ChatGPT
- No public pricing
- Demo needed before access
- Built for large law firms
Which one should you choose?
Choose LexCheck if you want:
- Works where lawyers already edit
- Explains the reasoning behind flags
- Playbook setup from an existing template
Watch out: no public pricing.
Choose Definely if you want:
- Works inside Microsoft Word
- Every finding traced to its source
- Connects to Claude and ChatGPT
Watch out: no public pricing.
LexCheck vs Definely FAQ
What is the difference between LexCheck and Definely?
LexCheck: AI contract review and redlining inside Microsoft Word. Definely: Contract review and proofreading for lawyers, inside Word and AI tools. Both are legal, finance & hr tools.
Is LexCheck or Definely cheaper?
LexCheck starts at See pricing page and Definely starts at See pricing page. Check both pricing pages for current plans.
Do LexCheck and Definely have free plans?
LexCheck: No, trial available. Definely: No.
Who makes LexCheck?
LexCheck is made by LexCheck.
Who makes Definely?
Definely is made by Definely, based in United Kingdom.
Which should I choose, LexCheck or Definely?
Choose LexCheck if you value works where lawyers already edit and explains the reasoning behind flags. Choose Definely if you value works inside microsoft word and every finding traced to its source.