アマチュア無線ログアプリCQ Field Log is a communication app by soick.jp with 50+ downloads (about 51 estimated). +20 installs in the last 7 days. Install growth, rank history, SDKs and ad networks.
From the store listing: “Record your QSOs with audio even in mountainous areas where radio waves don't reach. Access and review past QSOs from HAMLOG, and safely transfer them to your PC after returning home. QSL card creation and convenience store printing are also supported!”