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Head to head · 2026

LegalOn vs Superlegal

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

LegalOn

Japan's most-adopted contract review AI, now partnered with OpenAI after crossing $65M ARR

4.2$550/mo

Visit LegalOn (opens LegalOn in a new tab)

Superlegal

AI-native law firm: contracts redlined by machine, then reviewed by an actual attorney

4.0Not listed

Visit Superlegal (opens Superlegal in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: Superlegal does not list a price

  • Free plan

    Tie

    Neither has one

  • Higher rating

    LegalOn

    4.2 against 4.0

  • Same job?

    Yes

    Both are Legal AI tools

Side by side

Compared onLegalOnSuperlegal
Our rating4.2Better4.0
Starts at$550/moNot listed
Free planNoNo
CategoryLegal AILegal AI
PlansFrom $550/moSee pricing
Key features
  • 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
  • AI redlining with attorney review on every contract
  • Risk flagging and market-standard edits
  • Guaranteed 24-hour turnaround
  • Playbook of preferred clauses and positions
  • Contract management with obligation tracking
Pros
  • 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
  • A lawyer signs off, so the output is legal work product
  • 24-hour turnaround against days or weeks from a firm
  • Playbook enforces consistent positions across contracts
Cons
  • 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
  • No pricing published, only 'flat, scalable'
  • The 90 percent cost claim is the firm's own
  • Operating under a state regulatory pilot makes it jurisdiction-specific
CompanyLegalOn Technologies, founded 2017Superlegal

Prices come from each vendor's pricing page, last checked 20260814. Check the vendor before you buy.

FAQ

Questions people ask

Is LegalOn better than Superlegal?

In our reviews LegalOn scores 4.2 and Superlegal scores 4.0. The better pick depends on the job. LegalOn: Japan's most-adopted contract review AI, now partnered with OpenAI after crossing $65M ARR. Superlegal: AI-native law firm: contracts redlined by machine, then reviewed by an actual attorney.

Which is cheaper, LegalOn or Superlegal?

LegalOn: from $550/mo. Superlegal: see pricing.

Do LegalOn and Superlegal have free plans?

Neither lists a free plan.

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