PSK31
PSK31 is #130 in Lifestyle Paid in United States and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperBlack Cat Systems
CategoryLifestyle
Price2.99 EUR
Released
Rating★ 5.0 (2)
Version1.3
Age rating4+
First seen by us
26 Sep 2026
26 Sep 2026Installs (est.)1k+ worldwide
Rating
5.0 ★
2 ratings
Measured
Best rank now
#130
Lifestyle PaidMeasured
PSK31 on the App Store
App details
App ID
385619882
Publisher
Black Cat Systems
Content rating
4+
PSK31 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| United States | LifestylePaid | #130 |
Apps near PSK31 on the chart
Lifestyle Paid, around #130.
Ratings
App Store, worldwide.
Rating
5.0 ★
2 ratings
Measured
Ratings
2
Measured
About PSK31
Want to monitor PSK31 transmissions, without using a bulky computer? PSK31 lets you view ham radio PSK31 transmissions on your iPad. Just set your iPad next to your radio, tune in a PSK31 frequency, and watch the decoded text.
There's a waterfall display of the audio spectrum, showing all of the PSK31 transmission. Tap on a signal, and PSK31 tunes into that transmission.
Get your copy of PSK31 right now, and start decoding and displaying PSK31 transmissions in minutes.
There's a waterfall display of the audio spectrum, showing all of the PSK31 transmission. Tap on a signal, and PSK31 tunes into that transmission.
Get your copy of PSK31 right now, and start decoding and displaying PSK31 transmissions in minutes.
Latest updates
1.3
Updates for iOS 9.2
