Comparison

Zero? vs Brain Calculus

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

Head to head
About

Zero?

A fast-paced number game where players must quickly determine if sums of numbers are multiples of ten. Offers various modes for solo play or head-to-head challenges with friends.

Highlights
  • Sum calculation challenges
  • Timed gameplay
  • Relaxed mode without time pressure
  • Two-player head-to-head mode
  • Multiplayer on a single device
Features
Read full description

Can you tell if the sum of 3 numbers are a multiple of ten? 4 numbers? More? It sounds easy, but hurry... time is running out! Challenge your friends, and play face-to-face on a single iPad or iPhone! Fun for all ages, choose your favourite mode: • Zoom & Zen, for a fast or easy-paced challenge • Relax, for stress-free fun without the time pressure • Two-player, the unique way to play with your friends in head-to-head action! Reviews for Sum Fun: “ It’s a solid math game, one that brings in interesting gameplay ideas and which has a stellar execution ” – AppGames.net: 9 / 10 “ By the time your kids have played with this app a few times, they’ll be adding up the numbers faster than you can say, ‘What’s six plus eight?’ ” – Fun2Tap: 5 / 5

About

Brain Calculus

Features
Read full description

Brain Calculus Sharpen your math skills with Brain Calculus! This engaging game challenges you to solve arithmetic problems under time pressure, with the option to disable the timer for a more relaxed experience. Game Features: Timed and Untimed Modes: Race against the clock or take your time to solve problems at your own pace. Variety of Operations: Practice addition, subtraction, multiplication, and division. Customisable Difficulty: Choose single-digit double-digit triple-digit to match your skill level. Interactive Problems: Select from multiple-choice answers and determine the correct placement of the missing number . Ad-Free Experience: Enjoy uninterrupted gameplay with no ads. Offline Play: No internet connection needed

Screenshots

Zero?4 screens
Brain Calculus4 screens

Verdict

The call

The clearest difference is iOS requirement: Zero? at 8.0 against Brain Calculus's 16.2. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Zero? versus Brain Calculus: the parameters behind the verdict, then further details
ParameterZero?Brain Calculus
PriceFreeFree
Rating3.3 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better16.2
Further details — not scored
Size27 MB1 MB
Age rating4+4+
DeveloperGreg SharpeAndrei Sokolov

In-app purchases

None

Zero?

No in-app purchases

None

Brain Calculus

No in-app purchases

Questions

Is Zero? free?
Zero? is free to download, with no in-app purchases.
Is Brain Calculus free?
Brain Calculus is free to download, with no in-app purchases.
Do Zero? or Brain Calculus have ads?
Neither Zero? nor Brain Calculus shows ads.

Other comparisons