Send21 vs ShortSync
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.

ShortSync
Connect ShortSync to your AI app (MCP)
community boosts
⚡ 0
pricing
Freemium
what it is
Let Claude Desktop, Cursor, or any MCP-compatible AI client act on your ShortSync account through the Model Context Protocol.