Last updated on January 7th, 2023 at 12:35 pm



+-1 is one of the best $1.99 to play game in the App Store.
Developed by MARIYA ZOLOTOVA, +-1 is a Board game with a content rating of 4+.
It was released on 15th August 2015 with the latest update 13th May 2020

Whether you are a fan of Board, Puzzle, or Entertainment games, you will find this game interesting and will absolutely like it.


3 people have rated 2.0

You can download the game +-1 from APP STORE.


New! 100 levels of great puzzle! Numerical solitaire.
Only in the App Store!

Each chip in the game has a numeric value.
Place your chips on the free squares of the playing field according to one of the rules:

  • there are no other chips on the adjacent cells.
  • one of the chips on the next cell has a value greater than 1 or less than 1.

Neighboring cells are adjacent cells vertically and horizontally.
A chip placed on the playing field cannot be moved!


  • Sight-a possible place to install the chip.

You can earn coins in the game.

Coin-free game currency in the game. You can use coins to open the next levels and buy lives.

If you have collected a set number of coins,you are invited to play a SUPER GAME.
In a SUPER GAME, the chips fall from top to bottom. The number of the upper chip must differ from the lower one by 1. the Playing field can be rotated.

Facebook: https://www.facebook.com/Studiofant1

Program is written on "smart BASIC" for iOS programming language and is published in App Store using "smart BASIC" SDK for Xcode.

Updated on 13th May 2020

The game is completely redesigned.
Improve design. Added prizes and bonuses. 
Improved SUPER GAME mode.
In a SUPER GAME, the chips fall from top to bottom. The number of upper chips must differ from the lower one by 1. The playing field can be rotated.

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