Learn Morse Code vs RST 599
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Learn Morse Code
Master Morse Code with interactive flashcards and quizzes. Learn to read, listen, and write the code through engaging exercises designed for quick memorization and skill improvement. Track your progress and aim for mastery.
- Morse Code flashcards
- Character and notation views
- Listening quizzes
- Notation identification quizzes
- Writing quizzes
- Score tracking
- Progress monitoring
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Master International Morse Code with a progressive learning system designed for ham radio exam prep, aviation communication, and emergency signaling. Learn Morse Code transforms your phone into a tactical morse code trainer with authentic audio playback, decode practice, and speed drills that take you from zero to fluent CW operator. PROGRESSIVE LEARNING SYSTEM Start with the alphabet, then advance through numbers, punctuation, and prosigns. Each character set builds on the last, with mastery tracking that ensures you never move forward until you're ready. REAL AUDIO MORSE CODE PLAYBACK Hear every character as a pure sine wave tone with authentic dit/dah timing. Adjust speed from 5 to 30 WPM and tone frequency from 400 to 1000 Hz. This isn't a recording - it's programmatically generated morse code with proper Farnsworth timing. DECODE PRACTICE MODE The real test: listen to morse code audio and identify the character. Train your ear the same way professional CW operators do. Build the reflexive recognition you need for your ham radio license exam. SPEED TRAINER Progressive WPM challenges push your receiving speed higher. Start slow, build muscle memory, and work toward real-world CW operating speeds used on amateur radio bands. FLASHCARD LEARNING Study every character with visual morse code display and instant audio playback. Tap to hear, tap to reveal. Simple and effective memorization. HAPTIC FEEDBACK Feel the dit-dah pattern through your device. A tactile dimension that reinforces timing patterns and helps encode morse rhythm into muscle memory. PROGRESS TRACKING See exactly where you stand. Mastery percentages for Letters, Numbers, Punctuation, and Prosigns keep you motivated and focused on weak areas. TACTICAL DARK INTERFACE A modern aviation HUD-inspired design that's easy on the eyes during night study sessions. No clutter, no distractions - just clean tactical aesthetics built for focused learning. COMPLETELY OFFLINE No account needed. No permissions required. No internet connection necessary. Your progress saves locally. Learn morse code anywhere: on a plane, in the field, off the grid. NON-INTRUSIVE ADS Small banner ads only. No popup interruptions. No forced video ads breaking your focus mid-lesson. WHO IS THIS FOR? - Ham radio license exam candidates (Technician, General, Extra) - Student pilots and aviation enthusiasts - Preppers and emergency communication planners - Military and tactical hobbyists - Scouts working on merit badges - Puzzle lovers and lifelong learners Whether you're preparing for your amateur radio license exam, adding a skill to your emergency preparedness kit, or just love the elegance of the original digital communication system, Learn Morse Code gives you the tools to achieve real CW fluency. Download now and start your first lesson in under 10 seconds.
RST 599
This application simulates amateur radio CW QSOs with realistic call signs, signal levels, and CW speeds. It supports various QSO styles, including contest and rubber stamp types, with adjustable settings for a personalized training experience.
- Multiple QSO styles supported
- Realistic signal meter
- Spectrum scope display
- Adjustable CW speed and call sign
- Pile-up simulation
- QRN presence toggle
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This app is a real CW QSO simulator for Amateur Radio. "599BK type QSO", "Rubber stamp type QSO" and "Contest type QSO" are supported. In addition, the call sign, signal level, CW speed, etc. that occur differ for each QSO in order to achieve realism. Furthermore, the call sign and CW speed of your own station that issues CQ can be set arbitrarily. 【Characteristic】 1. "599BK","Rubber Stamp"and "AADX Contest" style support. 2.RIT functions support. 3.Realistic signal meter according to audio signal level. 4.Status display showing TX / RX operation. 5.Pile-up supported by 100QSOs/200QSOs (Try Press Class button) 6.The spectrum scope display 【Other features】 1. Function to select the number of QSOs to communicate (5, 20) 2.A function to select the presence or absence (ON / OFF) of QRN 3. Function to select the call area from JA, W/W 4.Easy mode support function (constant pitch / volume) 5.Supported the Rubber Stamp training mode. 6.Supported the ESC button for escaping from the long TX/RX. 7.Supported the Score Clear button of your Hi-Score Data. 8.Support the capture function of Hi-Score dialog.(Does not work on Easy mode.) 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
Screenshots
Verdict
The clearest difference is review sentiment: RST 599 at 50% against Learn Morse Code's 0%. RST 599 also leads on rating (4.8 vs 2.4) and update cadence (every 2 months vs every 9 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RST 599 holds the better App Store score, 4.8 against 2.4. Both are backed by a comparable volume of ratings — 5 and 8 respectively. Written reviews point the same way: 0% of Learn Morse Code's written reviews are positive against 50% of RST 599's.
Learn Morse Code ships an update every 9 months, RST 599 every 2 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.
| Parameter | Learn Morse Code | RST 599 |
|---|---|---|
| Price | Free | Free |
| Rating | 2.4 (5 ratings) | 4.8 (8 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | 5 | 8 — better |
| Update frequency | Every 9 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | MesaRO LLC. | koji kamogawa |
Customer experience
Learn Morse Code
RST 599
In-app purchases
Learn Morse Code
No in-app purchases
RST 599
No in-app purchases







