head to head/Developer Tools

linkdAPI vs Send21

Neck and neck on boosts. Profiles, pricing and deals below.

linkdAPI

The best API for professional Data

community boosts

⚡ 0

pricing

Freemium

what it is

API-first platform with 50+ endpoints for developers. Continuously updated professional and company-level data for enrichment, analytics, and automation use cases.

Send21

Try a crypto pay link on testnet, no account

community boosts

⚡ 0

pricing

Freemium

what it is

Make a real test payment from your own wallet on Bitcoin, Solana, Ethereum, Base, Arbitrum and Polygon test networks. No account, no email.