Concurrency
Help

Support

Small app, small support surface.

Common questions

Rates seem stale

Tap the footer line (“1 USD = X EUR · UPDATED …”) to force a refresh. Rates auto-refresh once a day for currencies you've used.

Amount slid too far

Tap the amount to open the keypad and type exactly.

How do I install the app?

Two paths:

  • Chrome / Edge / Android: use the “Install” button in Settings.
  • iOS Safari: tap the Share button in Safari, then “Add to Home Screen.”

Currency not listed

We support all ISO 4217 codes (about 180). Use the search in the picker.

Report a bug or request a feature

Email concurrency-support@dahley.com with steps to reproduce.