head to head/Developer Tools

Send21 vs TransCAPI

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

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.

TransCAPI

UK and Ireland transport data API

community boosts

⚡ 0

pricing

Freemium

what it is

UK and Ireland public transport API: live bus and train times, journey planning with rail fares, disruptions matched to your route, measured bus punctuality, reachability maps and push alerts. Official open data as JSON, free tier 200 requests a day.