OKLink vs Otterscan
A detailed head-to-head comparison of OKLink and Otterscan — pricing, features, and which one wins for different use cases.
OKLink
Multi-chain block explorer from OKX covering 30+ chains including Bitcoin, Solana, and all EVM networks
OKLink is the multi-chain block explorer built by OKX, one of the world's largest crypto exchanges, and is unique in offering a single explorer interface that spans Bitcoin, Ethereum, Solana, Aptos, S…
Full review →Otterscan
Fast, self-hosted open-source explorer that runs on your own Erigon node
Otterscan is a free, open-source, self-hosted block explorer designed to run directly on top of your own Erigon (or compatible) Ethereum node, giving you an Etherscan-like experience with complete pri…
Full review →Feature Comparison
| Feature | OKLink | Otterscan |
|---|---|---|
| Transaction History | ✓ | ✓ |
| Contract Verification | ✗ | ✗ |
| Token Tracking | ✓ | ✓ |
| Nft Tracking | ✓ | ✗ |
| Api Access | ✓ | ✗ |
| Multi Chain Support | ✓ | ✗ |
| Gas Tracker | ✓ | ✗ |
| Source Code Viewer | ✗ | ✓ |
| Address Labels | ✓ | ✓ |
| Private Notes | ✗ | ✗ |
OKLink Pricing
OKLink
Free
Free
- ✓30+ chains
- ✓Unified multi-chain search
- ✓Bitcoin ordinals
- ✓Whale tracking
- ✓API access (rate limited)
Otterscan Pricing
Otterscan
Free
Free
- ✓Fully open-source
- ✓Self-hosted on your Erigon node
- ✓Private, fast local lookups
- ✓Internal-tx tracing
- ✓Approval + history analysis
Verdict: Which Should You Choose?
OKLink is the better pick if you need single interface spanning 30+ chains — unique multi-chain search experience. Otterscan wins when runs on your own node — fully private, no third-party queries. Both are production-ready — the right choice depends on your team's workflow and budget.