Comparison

Terra Bits 2.0 vs Arithmetic Train your Brain

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

Head to head
About

Terra Bits 2.0

Experience a classic arcade game with modern controls. Navigate through unique game modes and challenging levels using intuitive one-finger gestures or classic buttons. Discover bonus items to boost your score and compete with friends.

Highlights
  • One-finger gesture controls
  • Classic button controls
  • Resume from last point
  • Infinity mode
  • Random Difficulty
  • 4 unique game modes
  • Bonus items
Features
Read full description

Terra Bits 2.0! Operate with only one finger or classic buttons and carry out goals! Unique bonus items will help you beat all of the highscores! Game features: • Comfortable one-finger gestures acts anywhere on the screen. • The game has classic control buttons. • Resume game from last point. • Infinity mode and "Random Difficulty". • Choose from 4 unique game modes with 18 levels in each. • Vibration feedback. • During the game you are sure to meet bonus items. WARNING! some bonuses explode when rotating! • Game Center to compare your high scores with other players. This game was formerly known as Tetra Bits.

About

Arithmetic Train your Brain

Engage in daily brain training with arithmetic puzzles. Compete against your past performance to improve your calculation skills and stimulate your mind. Enjoy a progressive difficulty system and track your progress with a calendar feature.

Highlights
  • Daily brain training
  • Compete with past self
  • Progressive difficulty levels
  • Four arithmetic operations
  • Calendar progress tracking
  • Unlimited play
Features
Read full description

In addition, "Arithmetic Train your Brain" allows you to compete with your past self! Because it is your past self, not anyone else's, you can compete with your past self, which is good for your brain and stimulates your brain. By beating your past self, you can enjoy the feeling of surpassing yourself! 〇Let's give your brain a good stimulus! Let's stimulate your brain by solving calculations on the theme of "Keisan" that everyone can understand! In easy level, you will feel good to find and solve the puzzles one after another. At higher difficulty levels, you can enjoy the sensation of sweating your brain as you solve challenging calculations with step-by-step instructions. You will also be able to exercise your imagination and stimulate your brain! 〇Let's go beyond your past self! In addition, you can compete with your past self in "Everyday Keisan"! Because it is your past self, not anyone else's, you can compete with your past self, which is good for your brain and creates a good stimulus. By beating your past self, you can enjoy the feeling of surpassing yourself! 〇Keep going every day! Calendar function is included! The days when you play and clear the game are recorded. You can expect to activate your brain by continuing the good brain stimulation every day. Enjoy the fun of accumulating daily efforts by collecting stars on the calendar! The greatest effort is to keep going! Keep going every day and your brain will be rejuvenated! 〇No dropouts! You have lives to experience growth, but you can play even if your life reaches 0! You can play to the end without dropping out. Anyone can play to the end of the game, so you will always be able to step up without anyone dropping out. If you are making a lot of mistakes, take your time to think and solve the calculations at your own pace! And enjoy your calculation skills as they improve little by little, even if it's slowly. It's okay to take it slow, there is plenty of room for growth! Everyone can enjoy growth at their own pace! 〇Find the right amount of stimulation! Tally, subtract, multiply, divide, and divide by four arithmetic operations with multiple difficulty levels. Start with the level that suits you best and give your brain a good stimulus! Once you progress to the next level, you can enjoy brain training with higher difficulty levels as your daily routine! 〇Recommended for People who want to practice addition, subtraction, multiplication, and division. People who want to practice addition, subtraction, multiplication, and division People who want to train their brains quickly. People who have difficulty with other calculation apps.

Screenshots

Terra Bits 2.04 screens
Arithmetic Train your Brain4 screens

Verdict

The call

The clearest difference is review sentiment: Arithmetic Train your Brain at 100% against Terra Bits 2.0's 44%. Arithmetic Train your Brain also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 2). On price, ratings volume, 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. Terra Bits 2.0 sells 2 one-off in-app purchases. Arithmetic Train your Brain asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Arithmetic Train your Brain holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 44% of Terra Bits 2.0's written reviews are positive against 100% of Arithmetic Train your Brain's.

UpkeepUpdate frequency

Terra Bits 2.0 ships an update every 3 months, Arithmetic Train your Brain daily. The most recent releases landed on October 6, 2026 and September 23, 2026 respectively.

Scorecard6 real differences · 4 level
Terra Bits 2.0 versus Arithmetic Train your Brain: the parameters behind the verdict, then further details
ParameterTerra Bits 2.0Arithmetic Train your Brain
PriceFreeFree
Rating3.0 (1 ratings)5.0 (2 ratings) — better
Positive reviews43.8% of reviews100.0% of reviews — better
Number of ratings12 — better
Update frequencyEvery 3 monthsDaily — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size27 MB64 MB
Age rating4+17+
DeveloperAnton Krukovminoru yamazaki

Customer experience

Terra Bits 2.0

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews48 reviews
Positive43.8%
Neutral6.3%
Negative50.0%

Arithmetic Train your Brain

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Terra Bits 2.0

One-time2
  • New items, tasks and bonus effects$0.99
  • match 3 & terminator$0.99
None

Arithmetic Train your Brain

No in-app purchases

Questions

Is Terra Bits 2.0 free?
Terra Bits 2.0 is free to download, with in-app purchases available.
Is Arithmetic Train your Brain free?
Arithmetic Train your Brain is free to download, with no in-app purchases.
Which has better reviews, Terra Bits 2.0 or Arithmetic Train your Brain?
Arithmetic Train your Brain is rated higher. Terra Bits 2.0 averages 3.0 out of 5 from 1 ratings, while Arithmetic Train your Brain averages 5.0 from 2 ratings.
Do Terra Bits 2.0 or Arithmetic Train your Brain have ads?
Both Terra Bits 2.0 and Arithmetic Train your Brain show ads.
Which is updated more often, Terra Bits 2.0 or Arithmetic Train your Brain?
Terra Bits 2.0 ships an update every 3 months, and Arithmetic Train your Brain daily. Most recently, Terra Bits 2.0 was updated on October 6, 2026 and Arithmetic Train your Brain on September 23, 2026.

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