Comparison

RST SEAL vs Morse Code

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RST SEAL

Practice simulated radio communications for ham radio beginners. Select various QSO elements like callsigns, names, and locations to train your listening and typing skills. Adjust frequency, speed, and volume for a personalized learning experience.

Highlights
  • Simulated QSO communication
  • Randomized QSO elements (Call, RST, Name, QTH)
  • Adjustable frequency, speed, and volume
  • Noise (QRN) ON/OFF
  • Entity selection (W/W, JA, US)
  • Fuzzy keying option
Read full description

This app is a CW QSO Trainer App for CW beginner of Ham Radio. You can select various information from CALL, RST, Name, QTH, Rig/Ant and Age/WX by random. This allows you to experience the actual QSO communication content in a simulated manner. Default OP Name is "OM", please touch/input your Name by software keyboard. Start with the "START" button. Repeat the previous with the "AGAIN" button. Check the FREQ SPEED and VOL the "VVV" button. [CheckBox] CALL:  You will hear a Callsign, enter the callsign and press Enter. RST: You will hear the RST Report, enter the Report and press Enter. NAME: You will hear the OP Name, enter the Name and press Enter. QTH: You will hear the QTH of OP, enter the QTH and press Enter. RIG/ANT: You will hear the Rig or Antenna of OP, enter the Rig/Antenna and press Enter. AGE/WX: You will hear the Age or WX(Weather) of OP, enter the Age/WX and press Enter. QRN: GRN is ON/OFF of the background Signal Noise. Entity: You can choose W/W, JA or US. FuzKey: Fuzzy Keying like a Straight Key. [Slider] FREQ.: You can choose the tone of CW. SPEED: You can choose the speed of CW. VOL.: You can choose the sound level of CW. [Demo Video URL] https://youtu.be/fcRPz94sga8 Supported keyboard input from Apple Silicon Mac. [Support Key] A-Z, 0-9, / Enter:return BS:delete START:UpArrow AGN:DownArrow LEFT:LeftArrow RIGHT:RightArrow

About

Morse Code

Features
Read full description

Learn Morse code the fun way! MorseBlink transforms your iPhone into a powerful Morse code trainer and emergency signalling device. LEARN MORSE CODE FAST • Interactive quiz teaches you letters and numbers • Visual screen flash, audio tones, or haptic vibration • Adjustable speed (5-35 WPM) for beginners to experts • Farnsworth spacing option for easier learning • Complete A-Z, 0-9 reference chart with symbols POWERFUL TRANSLATOR & DECODER • Type any message and transmit instantly • Decode and convert text to Morse code • 3 output modes: Screen Flash, Audio Tone, Vibration • Perfect for camping, hiking, or emergency situations • Proper Morse timing follows international standards EMERGENCY SOS SIGNALING • One-tap SOS button transmits ... --- ... • Repeats automatically for distress signaling • Works with all output modes simultaneously • Bright screen flash visible at night • No internet needed - fully offline INTERACTIVE LEARNING QUIZ • Gamified practice for letters A-Z and numbers 0-9 • Instant feedback on your answers • Track your accuracy and streak • Progressive difficulty • Master Morse code through play WHY MORSEBLINK? Privacy-first: Zero data collection, no tracking No ads, no subscriptions, no accounts Works completely offline anywhere Dark mode optimized for night use Battery efficient transmission Perfect for ham radio enthusiasts, scouts, and preppers COMPLETE FEATURE LIST • Real-time Morse code translator • Multiple transmission modes (screen, audio, vibration) • Interactive learning quiz with instant feedback • Complete Morse reference guide (A-Z, 0-9, symbols) • Emergency SOS signaling • Adjustable WPM speed (5-35 words per minute) • Farnsworth spacing for learners • Audio tone frequency control • Clean, minimal, intuitive interface • Supports all iPhone and iPad models with iOS 15+ PERFECT FOR • Ham radio operators and CW enthusiasts • Emergency preparedness and survival • Boy Scouts, Girl Scouts, and outdoor adventurers • History buffs and code enthusiasts • Students learning about communication • Anyone interested in a unique, practical skill • Night hikers and campers • Military and maritime communication practice MORSE CODE EDUCATION Learn the international Morse code standard used worldwide. MorseBlink follows proper timing: dits (dots), dahs (dashes), and spacing. Whether you're preparing for amateur radio licensing, learning for emergency preparedness, or just want a fun challenge, MorseBlink makes it simple and engaging. The app teaches you using proven methods with immediate visual and audio feedback. Start slow at 5 WPM and work your way up to advanced speeds of 35+ WPM. The Farnsworth spacing option helps beginners learn character patterns at higher speeds while maintaining longer pauses between characters. EMERGENCY PREPAREDNESS In critical situations when voice communication fails, Morse code can save lives. Your phone's bright screen flash can signal for help. The SOS feature is always one tap away, making MorseBlink an essential tool for hikers, campers, boaters, and anyone who ventures outdoors. COMPLETELY PRIVATE We believe your data belongs to you. MorseBlink collects zero data, has no analytics, no tracking, and no third-party SDKs. Everything stays on your device. Download MorseBlink today and start your Morse code journey! Whether you're learning for fun, preparing for emergencies, or pursuing ham radio, MorseBlink is your complete Morse code companion.

Screenshots

RST SEAL4 screens
Morse Code4 screens

Verdict

The call

The clearest difference is price: RST SEAL at Free against Morse Code's $4.99. RST SEAL also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (13.0 vs 15.1). Morse Code's advantage is ads (none vs shown). On in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

RST SEAL is free to download; Morse Code costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RST SEAL ships an update every 3 weeks, Morse Code every 4 months. The most recent releases landed on August 22, 2026 and September 22, 2026 respectively.

Scorecard4 real differences · 6 level
RST SEAL versus Morse Code: the parameters behind the verdict, then further details
ParameterRST SEALMorse Code
PriceFree — better$4.99
Rating4.5 (2 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size9 MB24 MB
Age rating4+4+
Developerkoji kamogawaMobin Akhter

In-app purchases

None

RST SEAL

No in-app purchases

None

Morse Code

No in-app purchases

Questions

Is RST SEAL free?
RST SEAL is free to download, with no in-app purchases.
Is Morse Code free?
Morse Code costs $4.99, with no in-app purchases.
Do RST SEAL or Morse Code have ads?
RST SEAL shows ads; Morse Code does not.
Which is updated more often, RST SEAL or Morse Code?
RST SEAL ships an update every 3 weeks, and Morse Code every 4 months. Most recently, RST SEAL was updated on August 22, 2026 and Morse Code on September 22, 2026.

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