End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
ビーパルの付録はコクヨの測量野帳だったのね、これはアマチュア無線のログに使えるなという話し https://www.5cho-me.com/archives/1200