Comparison

Stranger Fields vs Math Brain Challenge

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

Head to head
About

Stranger Fields

Features
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À bord du Big Bang Nemesis, détruisez la Terre pour vous venger de l'exil que vous a imposé ce peuple d'incapables ! Montrez-leur la puissance de votre génie avec votre invention révolutionnaire : le générateur de trous noirs !

About

Math Brain Challenge

Features
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Keep your brain sharp with a few minutes of mental math a day. Math Brain Challenge is a brain-training app for adults who want to think faster, calculate quicker, and stay mentally fit — no textbooks, no pressure. Just quick daily workouts that adapt to your skill level and fit into a busy day. From lightning arithmetic and number sense to fractions, working memory, and logic puzzles, every session gives you a clear goal and instant feedback. Train for two minutes on your commute or settle in for a longer session. It's free to download and you can start right away — play as a guest, and sign in with Google, Apple, or email whenever you like to keep your scores, streaks, and stats safe across devices. A DAILY WORKOUT BUILT AROUND YOU Every day, Daily Workout serves up three challenges — one speed, one memory, one logic — drawn from all eight modes, so your routine never goes stale. A quick skills check builds your skill profile, and each workout report shows your score, accuracy, and time with insights on what improved. CHALLENGES THAT GROW WITH YOU Adaptive Difficulty tracks your performance in each mode and nudges the challenge up or down as you improve. Beginners aren't buried, sharp minds don't get bored — practice stays engaging instead of frustrating or repetitive. TRAIN ANYWHERE, EVEN OFFLINE No connection? No problem. Built for commutes, flights, and waiting rooms, Math Brain Challenge saves your scores on your device while you play offline and syncs them the moment you're back online, so a subway tunnel never breaks your streak. EIGHT WAYS TO TRAIN YOUR MATH SKILLS - Quick Math — Race the clock through arithmetic and build streak multipliers. - Comparison — Snap-decide greater, less, or equal for fast, confident number sense. - Chain — Carry a running total in your head as only the operations appear. - Change Maker — Add up the basket and work out the change, just like at the till. - Number Puzzle — Combine six numbers with basic operations to hit the target. - Equation Builder — Fill in missing numbers and operators to complete equations. - Math Memory — Match equations to their answers to sharpen focus and recall. - Fraction Master — Simplify, compare, add, subtract, multiply, and divide fractions. KEY FEATURES - Daily Workout: three rotating challenges every day across speed, memory, and logic - Adaptive Difficulty that adjusts to your performance in real time - Full offline play with automatic score sync when you reconnect - Instant start as a guest — sign in with Google, Apple, or email only when you want to - Skill profile and workout reports with score, accuracy, time, and insights - Daily Challenge with its own weekly league - Weekly Leaderboard to compete with players around the world - Streak tracking, streak rewards, and daily reminders to help the habit stick - Time bonuses that add extra seconds when the clock runs out - Achievements and badges for every game mode - Zen Mode: play any game with no timer and no score (Premium) - Dark mode and a clean, distraction-free interface - Works on phones and tablets, in portrait or landscape - Available in 10 languages: English, Spanish, French, German, Italian, Portuguese, Russian, Turkish, Hindi, Indonesian - Family-friendly and designed for ages 13 and up Free to play with ads. An optional Premium subscription removes ads, unlocks unlimited daily plays and Zen Mode, and adds daily time bonuses. Whether you're rebuilding math confidence or just love the click of numbers falling into place, Math Brain Challenge brings mental math, arithmetic, fraction practice, and number puzzles together in one focused brain-training game. Start today's workout and build a sharper mind one session at a time. End User License Agreement https://sefikcevik.com/apps/math-brain-challenge/eula Privacy Policy https://sefikcevik.com/privacy-policy

Screenshots

Stranger Fields4 screens
Math Brain Challenge4 screens

Verdict

The call

The clearest difference is in-app purchases: Stranger Fields at none against Math Brain Challenge's 3. Stranger Fields also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Math Brain Challenge's advantage is update cadence (weekly vs every 3 months). On price 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. Math Brain Challenge sells 3 in-app purchases, starting at $0.99 per month. Stranger Fields asks for nothing beyond the download.

UpkeepUpdate frequency

Stranger Fields ships an update every 3 months, Math Brain Challenge weekly. The most recent releases landed on September 17, 2026 and October 1, 2026 respectively.

Scorecard4 real differences · 2 level
Stranger Fields versus Math Brain Challenge: the parameters behind the verdict, then further details
ParameterStranger FieldsMath Brain Challenge
PriceFreeFree
Update frequencyEvery 3 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size259 MB60 MB
Age rating9+12+
DeveloperGames for CitizensSefik Cevik

In-app purchases

None

Stranger Fields

No in-app purchases

3 purchases

Math Brain Challenge

Subscriptions2
  • Premium Access$0.991 Month
  • Premium Access$9.991 Year
One-time1
  • Premium - Lifetime Access$19.99

Questions

Is Stranger Fields free?
Stranger Fields is free to download, with no in-app purchases.
Is Math Brain Challenge free?
Math Brain Challenge is free to download, with in-app purchases available.
Do Stranger Fields or Math Brain Challenge have ads?
Math Brain Challenge shows ads; Stranger Fields does not.
Which is updated more often, Stranger Fields or Math Brain Challenge?
Stranger Fields ships an update every 3 months, and Math Brain Challenge weekly. Most recently, Stranger Fields was updated on September 17, 2026 and Math Brain Challenge on October 1, 2026.

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