What's New

Supported keyboard input from Apple Silicon Mac. (Not compatible with iOS)
[Support Key]
A-Z, 0-9, /
Enter:return
ESC:esc
BS:delete
CQ:UpArrow
AGN:DownArrow
TU:[
LEFT:LeftArrow
RIGHT:RightArrow

App Description

This App is a real QSO simulator for Amateur Radio(HAM). Reproduce “QSO for CQ call, and 59 report exchange". In addition, the call sign and the voice quality (tone, speech speed) signal level of the speaker differ for each QSO to provide realism. Furthermore, the call sign of your own station that issues CQ can be set arbitrarily.

【Characteristic】
1. 59 style QSO or AADX Contest Style QSO
2. All call signs are converted to phonetic codes
3.Pseudo signal meter
4.Status display showing TX / RX
5.Voice select function from YL / OM
6.Phonetic code select function
7.Support the Pile-up Mode

【Other features】
1. A function to select the number of QSOs to communicate.
    You can choose from 5 or 20.
2. A function to select QRN.
    ON / OFF can be selected.
3. A function to select the area of ​​the call sign of the partner station.
    You can choose from JA USA or W / W.
4. Supports easy mode.
The pitch and volume of the partner station are constant.
5. Function to clear score information
You can delete the high score information that you have.

Supported keyboard input from Apple Silicon Mac.
[Support Key]
A-Z, 0-9, /
Enter:return
ESC:esc
BS:delete
CQ:UpArrow
AGN:DownArrow
TU:[
LEFT:LeftArrow
RIGHT:RightArrow

iPhone Screenshots

(click to enlarge)

CQDX 59 screenshot 1 CQDX 59 screenshot 2 CQDX 59 screenshot 3 CQDX 59 screenshot 4

App Changes

  • March 18, 2020 Initial release
  • July 15, 2020 New version 1.2.0
  • October 28, 2020 New version 1.4.0
  • December 10, 2020 New version 1.6.0
  • October 04, 2023 New version 3.5.0
  • March 26, 2024 New version 3.6.1