Quantstamp vs OtterSec
A detailed head-to-head comparison of Quantstamp and OtterSec — 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 →OtterSec
Security firm specializing in Solana, Rust, and non-EVM ecosystems
OtterSec is a security firm that has become a go-to auditor for Solana, Rust-based programs, and other non-EVM ecosystems — a space where fewer firms have deep expertise. Founded by researchers with s…
Full review →Feature Comparison
| Feature | Quantstamp | OtterSec |
|---|---|---|
| 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
OtterSec Pricing
OtterSec
Audit Engagement
Custom
- ✓Manual audits (Solana/Rust focus)
- ✓Non-EVM ecosystem expertise
- ✓Move + Cosmos coverage
- ✓Public reports
- ✓Quote-based engagements
Verdict: Which Should You Choose?
Quantstamp is the better pick if you need 1,000+ audits and a long track record. OtterSec wins when deep solana/rust and non-evm expertise. Both are production-ready — the right choice depends on your team's workflow and budget.