Think vs FastMath
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Think
Engage in rapid mental math challenges with quick, timed levels focusing on arithmetic and times tables. Progress through increasingly difficult stages, unlocking new operations and grid challenges. Enjoy a focused practice experience without ads or tracking.
- Timed 10-question levels
- Addition, subtraction, multiplication, division
- Squares, multiples, grid challenges
- Clear level progression
- Unlimited generated levels
- On-device stats (Pro)
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Think-Fast Math is a fast mental math game for short daily practice. Play quick 10-question levels before the timer runs out. Start with addition and subtraction, then grow into multiplication, division, squares, multiples, and high/low grid challenges. A clear level journey keeps progress simple. Complete each level to unlock the next, then continue into generated levels that keep getting tougher. MathCraft Pro is a one-time upgrade for unlimited lives and private on-device stats, including activity, speed, accuracy, streaks, and question-type breakdowns. No ads. No accounts. No tracking. Just focused number practice whenever you have a minute.
FastMath
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FastMath turns mental math into a fast-paced game. Solve as many problems as you can before the timer runs out — every correct answer makes you sharper. WHY FASTMATH • Built for speed: short, focused 60-second rounds • Real mental math: addition, subtraction, multiplication, division • Adaptive difficulty: Easy, Medium, Hard • Two game modes: Normal (60s) and Time War (+1s correct / −3s wrong) • Track your accuracy and best scores across modes • Compete with yourself — animal-themed speed feedback shows your level PERFECT FOR • Students practicing arithmetic • Adults keeping their mind sharp • Anyone who loves quick brain games • Quick breaks — one round in 60 seconds KEY FEATURES • Clean, distraction-free design • 4 operations + Mixed mode • 3 difficulty levels • Hearts/lives system to keep things fair • Detailed answer review after every game • Score history with filters • Sound on/off toggle • Optional ad-free Pro upgrade GAME MODES NORMAL — Pure 60-second sprint. Solve as many as you can. TIME WAR — The clock fights back. Each correct answer adds +1 second; each wrong one steals 3. NO TRACKERS BEYOND ADS We use ads to keep the app free, with optional Pro to remove them. Your math practice stays yours. GET STARTED Pick an operation. Pick a difficulty. Hit Start. See how fast your brain really is. Privacy Policy: https://www.hafsaberil.com/fastmath-privacy-policy/ Terms of Use: https://www.hafsaberil.com/fastmath-terms/
Screenshots
Verdict
The clearest difference is ads: Think at none against FastMath's shown. FastMath's advantage is update cadence (every 2 weeks vs every 3 months) and device support (3 vs 1). On price 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. Think sells 1 one-off in-app purchase and FastMath sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Think ships an update every 3 months, FastMath every 2 weeks. Both last shipped on October 7, 2026.
| Parameter | Think | FastMath |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Remi Herbiet | HAFSA BERIL SAGLAM |
In-app purchases
Think
- Math Craft Pro$9.99
FastMath
- Lifetime Premium$6.99
