Based only on the facts in our directory. The right pick still depends on the job you need done.
Lower starting price
Ivo
From $500/mo against from $550/mo
Free plan
Tie
Neither has one
Higher rating
LegalOn
4.1 against 4.2
Same job?
Yes
Both are Legal AI tools
Side by side
Compared on
Ivo
LegalOn
Our rating
4.1
4.2Better
Starts at
$500/moBetter
$550/mo
Free plan
No
No
Category
Legal AI
Legal AI
Plans
From $500/mo
From $550/mo
Key features
AI contract redlining applied against a legal team's own playbook and precedents
Works directly inside Microsoft Word rather than a separate review interface
Built specifically for Fortune 500 and enterprise in-house legal teams
Reports up to 75% reduction in contract review time
Annual per-user pricing includes playbook creation and ongoing support
Attorney-built playbooks ready to use immediately, not built from scratch
One of Japan's most-adopted AI contract review platforms before US expansion
Surpassed $65M in annual recurring revenue as of October 2025
$50M Series E led by Goldman Sachs Alternatives, $200M raised total
Partnership with OpenAI announced alongside continued product development
Pros
Playbook-driven redlining keeps output consistent with a team's actual negotiating positions
Native Microsoft Word integration fits how in-house legal teams already work
Included playbook creation and onboarding lowers the setup burden versus a bare API tool
Pre-built attorney playbooks remove setup time other contract review tools require
Proven adoption at scale in Japan before expanding into a competitive US market
Strong recent funding and an OpenAI partnership support continued investment
Cons
$6,000 per user per year is a real commitment with no visible lower-cost tier
Built specifically for in-house teams, a weaker fit for solo practitioners or small firms
Playbook-driven output is only as good as the playbook a team builds and maintains
Individual plan at $550 a month is a real cost for solo practitioners
Enterprise team pricing requires a sales conversation, not published upfront
Originally built for the Japanese market, still establishing full US-market depth
Company
Ivo, founded 2021
LegalOn Technologies, founded 2017
Prices come from each vendor's pricing page, last checked 20260716. Check the vendor before you buy.
FAQ
Questions people ask
Is Ivo better than LegalOn?
In our reviews Ivo scores 4.1 and LegalOn scores 4.2. The better pick depends on the job. Ivo: Redlines contracts against a legal team's own playbook directly inside Microsoft Word. LegalOn: Japan's most-adopted contract review AI, now partnered with OpenAI after crossing $65M ARR.
Which is cheaper, Ivo or LegalOn?
Ivo has the lower starting price: from $500/mo for Ivo and from $550/mo for LegalOn.
Ivo
LegalOn
