Quantstamp vs Immunefi
A detailed head-to-head comparison of Quantstamp and Immunefi — pricing, features, and which one wins for different use cases.
Quantstamp
Veteran audit firm with 1,000+ audits and strong ongoing communication
Quantstamp is one of the longest-running smart-contract audit firms, having secured well over a thousand projects and billions of dollars in value since the early days of DeFi. It's best suited to tea…
Full review →Immunefi
The largest bug bounty marketplace connecting protocols with whitehat hackers
Immunefi is the largest bug bounty platform in Web3, connecting protocols with a global community of whitehat hackers who are rewarded for responsibly disclosing vulnerabilities — often with the bigge…
Full review →Feature Comparison
| Feature | Quantstamp | Immunefi |
|---|---|---|
| Manual Audit | ✓ | ✗ |
| Automated Scanning | ✓ | ✗ |
| Continuous Monitoring | ✓ | ✓ |
| Upgrade Management | ✗ | ✗ |
| Multi Sig Governance | ✗ | ✗ |
| Public Reports | ✓ | ✓ |
| Emergency Response | ✓ | ✓ |
| Contract Library | ✗ | ✗ |
| Formal Verification | ✗ | ✗ |
| Bug Bounty Management | ✗ | ✓ |
Quantstamp Pricing
Quantstamp
Audit Engagement
Custom
- ✓Manual smart-contract audits
- ✓Protocol security reviews
- ✓Ongoing communication + incident tracking
- ✓Monitoring services
- ✓Quote-based engagements
Immunefi Pricing
Immunefi
Bounty Program
Custom
- ✓Managed bug bounty programs
- ✓Largest whitehat hacker community
- ✓Severity-scaled payouts
- ✓Triage + validation handled
- ✓Project-funded bounties
Verdict: Which Should You Choose?
Quantstamp is the better pick if you need 1,000+ audits and a long track record. Immunefi wins when largest bug bounty marketplace in web3. Both are production-ready — the right choice depends on your team's workflow and budget.