Comparison

Speed Math. vs Sum It Up Now

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

Head to head
About

Speed Math.

Features
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Test your mental math skills in this intense, fast-paced addition game! Can you beat the clock and achieve the highest score? HOW TO PLAY: • Answer addition equations as quickly as possible • Each correct answer = +1 point • One wrong answer = Game Over FEATURES: • Solo Mode - Challenge yourself and beat your high score • Local 2-Player Mode - Compete head-to-head with a friend • Progressive Difficulty - Questions get harder as you advance

About

Sum It Up Now

Features
Read full description

Sum It Up is a fast, minimalist mental math puzzle game. Add the blue numbers, subtract the red ones, and tap the correct sum before time runs out. Play quick 5-second rounds, train calmly in Zen Mode, and challenge your best score. How to Play: • Blue = Plus: Add the positive numbers. • Red = Minus: Subtract the red numbers. • Beat the Clock: Each round starts with 5 seconds. Every 10 rounds, the time limit gets shorter until it reaches 3 seconds. • Zen Mode: Practice without pressure. Key Features: • Minimalist design: Clean gameplay with no distractions. • High scores: Track your progress and beat your own records. • Haptic and audio feedback: Adjustable in settings. • No ads: Pure gameplay with no pop-ups or forced video ads. • Optional global leaderboards: Use Game Center to compare scores worldwide. By default, your scores stay local and private. Train your mental arithmetic, test your reaction speed, or play a quick brain teaser on the commute. Download Sum It Up and see how far you can go.

Screenshots

Speed Math.3 screens
Sum It Up Now4 screens

Verdict

The call

The clearest difference is in-app purchases: Speed Math. at none against Sum It Up Now's 1. Speed Math. also leads on iOS requirement (15.1 vs 18.6). Sum It Up Now's advantage is update cadence (every 2 days vs every 5 months). On price, 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. Sum It Up Now sells 1 one-off in-app purchase. Speed Math. asks for nothing beyond the download.

UpkeepUpdate frequency

Speed Math. ships an update every 5 months, Sum It Up Now every 2 days. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 3 level
Speed Math. versus Sum It Up Now: the parameters behind the verdict, then further details
ParameterSpeed Math.Sum It Up Now
PriceFreeFree
Update frequencyEvery 5 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.6
Further details — not scored
Size31 MB3 MB
Age rating4+4+
DeveloperRayner KristantoPeter Pannewitz

In-app purchases

None

Speed Math.

No in-app purchases

1 purchases

Sum It Up Now

One-time1
  • Support Tip$0.99

Questions

Is Speed Math. free?
Speed Math. is free to download, with no in-app purchases.
Is Sum It Up Now free?
Sum It Up Now is free to download, with in-app purchases available.
Do Speed Math. or Sum It Up Now have ads?
Neither Speed Math. nor Sum It Up Now shows ads.
Which is updated more often, Speed Math. or Sum It Up Now?
Speed Math. ships an update every 5 months, and Sum It Up Now every 2 days. Most recently, Speed Math. was updated on September 8, 2026 and Sum It Up Now on September 21, 2026.

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