1.1
Aug 10, 2026 · seen Sep 26, 2026
High Frequency Sound is a tools app by Flash Software Solution with 100+ downloads (about 383 estimated). +68 installs in the last 7 days. Released Aug 5, 2026. Install growth, rank history, SDKs and ad networks.
From the store listing: “Every frequency your phone can actually produce, from a 20 Hz rumble to a 22 kHz tone almost nobody can hear. High Frequency Sound is a precise tone generator and a hearing test in one. Set an exact frequency, watch it on the live trace, and read what that frequency really is: which band it sits in, its nearest…”