Halyard Support

Help for Halyard, the offline maritime signal-flag and semaphore reference app.

Common Questions

Halyard works offline after installation. The core flag, semaphore, Morse, phonetic, and quiz references are bundled in the app.
Use the Hoist tab to compose a message or switch to Decode to read a tapped flag sequence.
Use the Flags tab to search code signals by code or meaning.
Use Quick Reference > Sources in the app for the standards referenced by the tables.
If audio is muted, check the in-app Sound toggle and the device volume.

For support, use the App Store product page for Halyard. Include your iPhone or iPad model, iOS version, and a short description of the issue.