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Head to head · 2026

Mobb vs Nullify AI

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

Mobb

Fixes security vulnerabilities in code rather than only reporting them

4.0$20/mo

Visit Mobb (opens Mobb in a new tab)

Nullify AI

Autonomous AI agent that finds, prioritizes, and fixes code vulnerabilities

4.0$67/mo

Visit Nullify AI (opens Nullify AI 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

    Mobb

    From $20/mo against from $67/mo

  • Free plan

    Mobb

    Only Mobb has one

  • Higher rating

    Tie

    4.0 against 4.0

  • Same job?

    Yes

    Both are Security & Compliance AI tools

Side by side

Compared onMobbNullify AI
Our rating4.04.0
Starts at$20/moBetter$67/mo
Free planYesBetterNo
CategorySecurity & Compliance AISecurity & Compliance AI
PlansFrom $20/moFrom $67/mo
Key features
  • Automatic remediation of scanner findings
  • Fixes delivered into the developer workflow
  • Works from existing security tooling
  • Free tier with paid plans from $20
  • Coverage across common vulnerability classes
  • Autonomous vulnerability detection, triage, and merge-ready autofix pull requests
  • Direct GitHub and Slack integration for repository assessment
  • Unlimited repositories and users on the Pro tier rather than seat-based limits
  • Pull-request-level review built into existing developer workflows
  • Enterprise tier with SSO and advanced integration support
Pros
  • Produces fixes rather than adding to a findings backlog
  • Works from scanners already in place
  • Published pricing with a free tier
  • Moves past detection-only scanning by opening autofix pull requests directly
  • Unlimited repositories and users on Pro avoids per-seat cost creep as teams grow
  • Backed by recognized security and deep-tech investors (Two Sigma Ventures, Root Ventures)
Cons
  • Generated fixes need review before merging
  • A patch resolving a finding can still change behaviour
  • Coverage depends on supported scanners and languages
  • No free tier, so evaluating the product means committing to the $800/year Pro plan
  • Autonomous autofix still needs review before merge on higher-risk codebases
  • Founded in 2022, with a shorter track record than legacy AppSec vendors
CompanyMobbNullify, founded 2022

Prices come from each vendor's pricing page, last checked 20260813. Check the vendor before you buy.

FAQ

Questions people ask

Is Mobb better than Nullify AI?

In our reviews Mobb scores 4.0 and Nullify AI scores 4.0. The better pick depends on the job. Mobb: Fixes security vulnerabilities in code rather than only reporting them. Nullify AI: Autonomous AI agent that finds, prioritizes, and fixes code vulnerabilities.

Which is cheaper, Mobb or Nullify AI?

Mobb has the lower starting price: from $20/mo for Mobb and from $67/mo for Nullify AI.

Do Mobb and Nullify AI have free plans?

Only Mobb has a free plan.

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