# +/-0 Number Puzzle — Magical Math Puzzle > Connect number tiles with color-based addition/subtraction and spell mechanics. (iPhone/iPad app by Greentail, Inc..) - Source: https://appshunter.io/ios/app/plus-0-number-puzzle/id1139669462 (this page in markdown: same URL + `.md`) - Developer: [Greentail, Inc.](https://appshunter.io/developer/1111479312) - Category: Games, Education, Puzzle, Strategy - Price: Free with in-app purchases - Rating: 5.00/5 from 3 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 13.0 · 118 MB - Languages: Japanese - Released: 2016-11-08 - Data updated: 2026-06-05 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/plus-0-number-puzzle/id1139669462/reviews.md ## What is +/? Magical Math Puzzle +/-0 (Plus or Minus Zero) is a new brain training puzzle game that is distinctly different from the other brain-dead games out there. Achieving the highest score all depends on what you choose to keep, and what you omit. This game truly tests your brains skills! CONNECT SAME NUMBER TILES! If the tiles are same color, the numbers are added. If the tiles are different color, the numbers are subtracted. These are the basic rules. It's easy and simple to play, but challenging to master! MASTER THE SPELLS! Learn lots of unique spells! Can you find the best way to master them?! Don't forget that your way of thinking is true magic! CREATE NEW LIFE-FORMS USING THE POWER OF ZERO! These are extra helpers to make you stronger. When you create ZERO many times, an egg will hatch and reveal a new Life-Form. Give them lots of love! ## Key features - Connect same number tiles - Add same color tiles - Subtract different color tiles - Master unique spells - Create life-forms with zero - Brain training puzzle ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Remove Ads | $1.99 | one-time | | Cashman | $1.99 | one-time | | Flask of Essences | $0.99 | one-time | | Bottle of Essences | $3.99 | one-time | | Bucket of Essences | $9.99 | one-time | | Tank of Essences | $39.99 | one-time | | Bath of Essences | $79.99 | one-time | ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/plus-0-number-puzzle/id1139669462/reviews.md ### 1/5 — 画面が表示されない。 *2016-11-22, version 1.0.0* iphone5s ios10.1.1 ボタンや操作が正しく表示されない。 知り合いのアンドロイド版やiphone6sなどはちゃんと表示されてるので、 本体に対応してない模様。 修正してほしい。 ### 2/5 — 面白いが不具合あり *2016-11-22, version 1.0.0* メニューが透明化する不具合のせいで遊びづらい ### 1/5 — チュト後 *2016-11-10, version 1.0.0* 遊べない ### 4/5 — 面白い *2016-11-10, version 1.0.0* 頭を使うので慣れるまで点数出なかったけど、ハマると面白い。 ### 4/5 — 3的なパズル *2016-11-08, version 1.0.0* きらいじゃないけど、まだ何とも ### 1/5 — なんもできない *2016-11-08, version 1.0.0* チュートリアル終了後、何もできない。意味不明アプリ ## Frequently asked questions about +/ ### What are the basic rules of +/-0 Number Puzzle? The basic rules involve connecting same number tiles. If tiles are the same color, the numbers are added. If they are different colors, the numbers are subtracted. This forms the core of the gameplay. ### How do spells work in +/-0 Number Puzzle? Players can learn and master unique spells within the game. These spells are designed to enhance gameplay and offer new strategic possibilities, encouraging players to find the best ways to utilize them. ### How can I create new life-forms in +/-0 Number Puzzle? New life-forms can be created using the power of zero. When you create zero many times, an egg will hatch, revealing a new life-form that can help make you stronger. ### Does +/-0 Number Puzzle have ads? Yes, this game contains advertisements. These ads are part of the free experience and may appear during gameplay or between sessions. ### What is the rating and age appropriateness for +/-0 Number Puzzle? +/-0 Number Puzzle has a 5.0-star rating from 3 reviews and is rated for ages 4 and up, making it suitable for a wide range of players. ### On which devices can I play +/-0 Number Puzzle? +/-0 Number Puzzle is available on iPhone, iPad, and iPod devices, offering a versatile gaming experience across Apple's mobile ecosystem. ### How often is +/-0 Number Puzzle updated? The latest version of +/-0 Number Puzzle is 1.1.9, which was last updated on October 9, 2025. This indicates regular updates to improve the game. ### What makes +/-0 Number Puzzle different from other brain games? This game is distinctly different due to its unique mechanics of connecting tiles with color-based addition and subtraction, along with the strategic use of spells and life-form creation. ## Version history (last 5 releases) ### 1.1.9 — 2025-10-09 - bug fixes ### 1.1.6 — 2023-07-19 - bug fixes ### 1.1.5 — 2021-05-19 - bug fixes ### 1.1.4 — 2020-12-23 - bug fixes ### 1.1.3 — 2020-09-21 - bug fixes ## Apps similar to +/ | App | Rating | Price | Category | | --- | --- | --- | --- | | [Crazing Math](https://appshunter.io/ios/app/crazing-math/id1071727485) | 4.3 (8) | Free | Games | | [Greedy Hamster：Cut The Rope](https://appshunter.io/ios/app/greedy-hamstercut-the-rope/id6736739508) | — | Free | Games | | [Puzzle Mini Games](https://appshunter.io/ios/app/puzzle-mini-games/id6738577981) | 5.0 (3) | Free | Games | | [Swipe 2 - 2048 Puzzle Game](https://appshunter.io/ios/app/swipe-2-2048-puzzle-game/id995832541) | 5.0 (2) | Free | Games | | [Match number puzzle](https://appshunter.io/ios/app/match-number-puzzle/id6444485590) | 5.0 (1) | Free | Games | | [Get twelve!](https://appshunter.io/ios/app/get-twelve/id1197892777) | 4.9 (11) | Free | Games | ## More apps by Greentail, Inc. - [Burger Jump Journey](https://appshunter.io/ios/app/burger-jump-journey/id1111479313) - [Scribble Tower](https://appshunter.io/ios/app/scribble-tower/id1541480632) All apps by Greentail, Inc.: https://appshunter.io/developer/1111479312 ## Related topics [+++++++++++++++++++.0](https://appshunter.io/ios/topics/0) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*