RST 599TK Pro vs MorseFlash Generator
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
RST 599TK Pro
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This app is a real CW QSO simulator for Amateur Radio.Β "599BK & AADX Contest type QSO" is supported.Β Input of Morse Codes are by using Electric Touch Keyer or Straight Key.Β Changing of TX/RX is by SEND button. Supported Min-in CW Decoder too. γCharacteristicγ 1. "599BK" and "Contest" style support. 2.Support the CW Speed Control, Reverse of Dot/Dash pad, and Straight Key. 3.Realistic signal meter according to the audio signal level. 4.Status display showing TX / RX operation. 5.Support the space insertion operation both automatic and manual. 6.Support the Min-in CW Decoder function. 7.Support the shortcut-key of CQ and TU. CQ Button function can be set by setting menu. 8.Support the repeat-call function. It works only when the TU button is pressed at the end of the QSO. 9.Support the RIT function. 10. Support input function by key button. γHow to useγ 1.The case of CQ Calling Press SEND button Input "CQ CQ DX DE (YOUR CALLSIGN) PSE K" by Touch Keyer or Straight Key. Press SEND button again 2.The case of CQ Answering Press SEND button Input "QRZ DX" by Touch Keyer or Straight Key. Press SEND button again --- Examples of QSO --- [CQ Calling] "CQ CQ DX DE xxnxx xxnxx PSE K" >>> xxnxx DE **n** K "**n** DE xxnxx UR RST 559 BK" >>> R MY RPT 559 UR RST 599 BK "QSL TU" >>> R 73 TU "E E" >>> E E [CQ Ansewing] "QRZ DX" >>> "CQ CQ DE **n** **n** PSE K" "**n** DE xxnxx K" >>> "xxnxx DE **n** UR RST 579 BK" "R **n** DE xxnxx UR RST 599 TU" >>> "R TU" "E E" >>> E E --- DETEC WORDS --- [CQ Calling] CQ CQ DX CQ NA CQ JA [CQ Ansewing] QRZ QRZ DX QRZ NA QRZ JA [BOTH] DE K BK UR RST 73 TU E E etc... γExample usage videoγ - Touch Keyer - https://www.youtube.com/watch?v=4CqcH7-4iiE - Straight Key - https://www.youtube.com/watch?v=CuSEaJtD3KQ - Microphone IN Mode - https://www.youtube.com/watch?v=goN9hVDEGnM
MorseFlash Generator
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This is an app for practicing receiving Morse code signals. A signal message of 10 to 30 characters is sent with a "start signal." In the settings page, you can switch between sound on/off and the language of the signal messages.
Screenshots
Verdict
The clearest difference is price: MorseFlash Generator at Free against RST 599TK Pro's $2.99. MorseFlash Generator also leads on update cadence (every 2 weeks vs every 3 months). RST 599TK Pro's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
MorseFlash Generator is free to download; RST 599TK Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
RST 599TK Pro ships an update every 3 months, MorseFlash Generator every 2 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.
| Parameter | RST 599TK Pro | MorseFlash Generator |
|---|---|---|
| Price | $2.99 | Free β better |
| Update frequency | Every 3 months | Every 2 weeks β better |
| Ads | No β better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 15.0 | 14.0 β better |
| Further details β not scored | ||
| Size | 32 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | koji kamogawa | SHINICHI OKAMOTO |
In-app purchases
RST 599TK Pro
No in-app purchases
MorseFlash Generator
No in-app purchases
Questions
Is RST 599TK Pro free?
Is MorseFlash Generator free?
Do RST 599TK Pro or MorseFlash Generator have ads?
Which is updated more often, RST 599TK Pro or MorseFlash Generator?
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