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Launch App

About ​

Roadmap ​

Live now ​

  • Swap app on Ethereum Mainnet at app.pennysia.com
  • 30 integrated exchanges (thousands of liquidity sources, 12,400+ tokens)
  • Auto-fallback for failed routes
  • Worst Acceptable Price protection
  • Gas-aware quote ranking
  • Settlement contract tested with automated security tools. See Security
  • Developer documentation and SDKs

Coming soon ​

  • More exchanges and liquidity sources
  • Additional chain support
  • Advanced routing features
  • Mobile app

📖 TIP

Have a feature request? Contact us.

Changelog ​

Notable product and documentation updates.

September 2026 ​

  • RocketX Private added as the 30th integrated source (deposit-address Private Swap)
  • Odos listed as the 29th integrated exchange (permanently unavailable — business ceased)
  • RocketX added as the 27th and 28th integrated sources (Settlement SYNC + RocketX CEX deposit-address)
  • InstaSwap added as the 26th integrated exchange (deposit-address lane)
  • Bebop BopAMM added as the 25th integrated exchange

August 2026 ​

  • Swap app launched on Ethereum Mainnet at app.pennysia.com
  • 24 exchanges integrated with parallel quote fanout
  • Pennysia Settlement deployed at 0x3Aad97E5a91b8e43b7Dc830aCEb004307678795E. See Deployments
  • Auto Fallback, WAP, and gas-aware quote ranking live
  • OpenOcean shown as De1 in the app UI
  • Developer docs published (contracts-sdk, backend-sdk, integration guide)
  • Documentation site redesigned to match Pennysia brand guidelines

Earlier ​

📖 TIP

For feature requests, use the feedback form or contact us.

Hackathon ​

Pennysia won 1st place at the Sonic S-tier Global Hackathon (August–September 2025), competing against hundreds of teams worldwide.

ℹ️ INFO

This page is an archive of where Pennysia started. The product has evolved significantly since the hackathon.

All Hackathon Winners ​

The announcement showcasing all winners is here.

Winners

Pennysia 1st Place ​

The separate announcement for Pennysia winning 1st place is here.

PennysiaWon


FirstPlace

Project Submission ​

Our hackathon project submission on Dorahacks.

Dorahacks

Demo Video ​

A quick demo of the Pennysia web app: