Comparison

Salah Steps 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

Salah Steps

Features
Read full description

Salah Steps is designed to help you learn how to pray Salah correctly and build confidence in your daily prayers. Salah is the daily Islamic prayer performed five times a day, forming a core part of a Muslim’s faith and practice. Whether you’re starting from the basics or looking to improve your understanding, the app guides you through the essential steps of prayer in a clear and simple way. Features: • Step-by-step guidance for Salah • Clear and easy-to-follow structure • Designed for focus and learning • Helpful for beginners and those improving their practice The app is free to use. Learn your prayer with clarity and confidence, one step at a time.

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

Salah Steps4 screens
Doomsday Trainer4 screens

Verdict

The call

The clearest difference is rating: Salah Steps at 5.0 against Doomsday Trainer's 4.0. Doomsday Trainer's advantage is update cadence (every 5 days vs every 5 weeks). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Salah Steps holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Salah Steps ships an update every 5 weeks, Doomsday Trainer every 5 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Salah Steps versus Doomsday Trainer: the parameters behind the verdict, then further details
ParameterSalah StepsDoomsday Trainer
PriceFreeFree
Rating5.0 (1 ratings) — better4.0 (2 ratings)
Positive reviews—0.0% of reviews
Number of ratings12 — better
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0.0 — better15.0
Further details — not scored
Size58 MB15 MB
Age rating4+4+
DeveloperISLAM STEPS LTDMaarten Claessen

In-app purchases

None

Salah Steps

No in-app purchases

None

Doomsday Trainer

No in-app purchases

Questions

Is Salah Steps free?
Salah Steps is free to download, with no in-app purchases.
Is Doomsday Trainer free?
Doomsday Trainer is free to download, with no in-app purchases.
Which has better reviews, Salah Steps or Doomsday Trainer?
Salah Steps is rated higher. Salah Steps averages 5.0 out of 5 from 1 ratings, while Doomsday Trainer averages 4.0 from 2 ratings.
Do Salah Steps or Doomsday Trainer have ads?
Neither Salah Steps nor Doomsday Trainer shows ads.
Which is updated more often, Salah Steps or Doomsday Trainer?
Salah Steps ships an update every 5 weeks, and Doomsday Trainer every 5 days. Most recently, Salah Steps was updated on October 24, 2026 and Doomsday Trainer on October 15, 2026.

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