Comparison

Morse Code Translator vs Doomsday Trainer

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

Head to head
About

Morse Code Translator

Learn Morse code with a comprehensive translator and trainer. Master characters using the Koch method, practice through various modes, and translate messages using your device's flashlight, screen, or audio.

Highlights
  • Koch method learning curriculum
  • Morse code translation
  • Practice modes: audio, visual, tapping
  • Signal via flashlight, screen pulse, or audio
  • Adjustable speed and timing controls
  • Detailed progress tracking
  • Offline functionality
Features
Read full description

Glint is the modern way to learn Morse code – a beautifully crafted translator and trainer that takes you from complete beginner to QSO-ready ham radio operator in roughly 13 hours of practice. THE KOCH METHOD – LEARN LIKE THE PROS Master Morse code using the same method trusted by amateur radio operators worldwide. Our structured Koch curriculum introduces characters at full speed from day one, training your brain to recognize patterns by ear – not by counting dots and dashes. • 6 achievement milestones from First Steps to QSO Ready • Target speed: 15 WPM (words per minute) – real ham radio pace • Track mastery across all 41 characters, numbers, and punctuation • Per-character accuracy, response time, and progress tracking FOUR WAYS TO PRACTICE Choose the learning style that works for you: • Audio to Letter – Hear the tone, identify the character (recommended by pros) • Morse to Letter – See the pattern, select the answer • Letter to Morse – See the letter, tap it out yourself • Word Recognition – Build real comprehension, not just memorization TRANSLATE & SIGNAL Turn your iPhone into a Morse code transmitter: • Tap dots and dashes to compose messages • Signal via flashlight, screen pulse, or audio tone • Three pulse colors including red for night vision • Automatic letter and word boundary detection • Support for prosigns like SOS, AR, and SK PRECISION TIMING Fine-tune your practice with professional-grade controls: • Farnsworth timing – faster characters, slower spacing for learners • Speed presets: Chill (15), Train (20), Fast (25) WPM • Adjustable audio frequency for comfortable listening • Haptic feedback option for tactile learning TRACK YOUR PROGRESS Stay motivated with detailed statistics: • Current streak and all-time best • Session accuracy and lifetime totals • Visual progress grid for all characters • Minutes practiced and challenges completed BEAUTIFULLY DESIGNED Two stunning themes crafted for focus: • Dark mode with animated night sky and glowing orb • Light mode with warm, distraction-free tones • Smooth animations and intuitive gesture controls PRIVACY FIRST • Works completely offline • No account required • Your progress stays on your device Whether you're preparing for your amateur radio license, adding a survival skill to your toolkit, or simply fascinated by this timeless communication method – Glint is your companion on the journey. Download now and tap your first message tonight.

About

Doomsday Trainer

Master the Doomsday Algorithm to instantly calculate the day of the week for any historical date. Engage in timed challenges, compete against others, and practice various calculation methods to improve your speed and accuracy.

Highlights
  • Doomsday Algorithm calculation
  • Timed streak challenges
  • 1-on-1 live battles
  • Multiple training methods
  • Targeted component drills
  • Step-by-step tutorial
Features
Read full description

Master the Doomsday Algorithm — calculate the day of the week for any date in history in seconds. PLAY Build your streak and beat the clock. Every correct answer adds to your streak; one wrong answer ends it. Compete on the global leaderboard for Longest Streak and Fastest Average Speed. BATTLE Challenge a real opponent to a live 1-on-1 race. Five dates, fastest and most accurate player wins. Elo-based ranking tracks your competitive record. TRAIN Six methods to choose from: • Doomsday — the classic anchor-day approach • Odd + 11 — the Fong-Walters mental shortcut • The Wollin Shortcut — a memory-based system using vectorized doomsdays, the Square Knot Rule, and the Wollin Calamity Table (by u/Nillows) • Conway's Method — the original algorithm by John Conway • Mod 28 — reduce any year to under 28 before calculating • Custom Mode — pick your own date range, century, or decade DRILL Targeted practice for each component: months, centuries, years, mod 7 arithmetic, and the full Wollin Shortcut drill suite. TUTORIAL New to the algorithm? The built-in tutorial walks you through everything step by step.

Screenshots

Morse Code Translator4 screens
Doomsday Trainer4 screens

Verdict

The call

The clearest difference is rating: Morse Code Translator at 4.8 against Doomsday Trainer's 4.0. Doomsday Trainer's advantage is in-app purchases (none vs 2) and update cadence (every 5 days vs every 6 weeks). On price, ratings volume, ads 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

Both are free to download. Morse Code Translator sells 2 in-app purchases, starting at $3.99 per 7 days. Doomsday Trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Morse Code Translator holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

UpkeepUpdate frequency

Morse Code Translator ships an update every 6 weeks, Doomsday Trainer every 5 days. The most recent releases landed on October 9, 2026 and September 30, 2026 respectively.

Scorecard5 real differences · 5 level
Morse Code Translator versus Doomsday Trainer: the parameters behind the verdict, then further details
ParameterMorse Code TranslatorDoomsday Trainer
PriceFreeFree
Rating4.8 (5 ratings) — better4.0 (2 ratings)
Positive reviews—0.0% of reviews
Number of ratings5 — better2
Update frequencyEvery 6 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size18 MB15 MB
Age rating4+4+
DeveloperDrobinin LimitedMaarten Claessen

Customer experience

Morse Code Translator

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Doomsday Trainer

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

2 purchases

Morse Code Translator

Subscriptions2
  • Full Morse Course3 Days trial$3.997 Days
  • Full Morse Course$34.991 Year
None

Doomsday Trainer

No in-app purchases

Questions

Is Morse Code Translator free?
Morse Code Translator is free to download, with in-app purchases available.
Is Doomsday Trainer free?
Doomsday Trainer is free to download, with no in-app purchases.
Which has better reviews, Morse Code Translator or Doomsday Trainer?
Morse Code Translator is rated higher. Morse Code Translator averages 4.8 out of 5 from 5 ratings, while Doomsday Trainer averages 4.0 from 2 ratings.
Do Morse Code Translator or Doomsday Trainer have ads?
Neither Morse Code Translator nor Doomsday Trainer shows ads.
Which is updated more often, Morse Code Translator or Doomsday Trainer?
Morse Code Translator ships an update every 6 weeks, and Doomsday Trainer every 5 days. Most recently, Morse Code Translator was updated on October 9, 2026 and Doomsday Trainer on September 30, 2026.

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