What's New

This app has been updated by Apple to use the latest Apple signing certificate.

• added 18 new levels for a total of 120
• updated some beginning levels to make them easier
• bug fixes

App Description

A simple iOS puzzle game that is devilishly fun to play. Just add positive and negative numbered blocks to one another to make all zeros.

• Easy to play: swipe blocks left, right, up, or down
• Lots to do: 120 levels and counting...
• Never the same: new levels bring new kinds of blocks

iPhone Screenshots

(click to enlarge)

Zero+ screenshot 1 Zero+ screenshot 2 Zero+ screenshot 3 Zero+ screenshot 4 Zero+ screenshot 5

iPad Screenshots

(click to enlarge)

Zero+ screenshot 6 Zero+ screenshot 7 Zero+ screenshot 8 Zero+ screenshot 9 Zero+ screenshot 10

App Changes

  • December 20, 2014 Initial release
  • January 17, 2015 New version 1.1
  • March 14, 2016 Price decrease: $0.99 -> FREE!
  • June 30, 2016 Price increase: FREE! -> $0.99
  • July 16, 2016 Price decrease: $0.99 -> FREE!
  • July 26, 2016 Price increase: FREE! -> $0.99
  • August 14, 2016 Price decrease: $0.99 -> FREE!
  • November 19, 2016 Price increase: FREE! -> $0.99
  • December 03, 2016 Price decrease: $0.99 -> FREE!
  • December 11, 2016 Price increase: FREE! -> $0.99
  • December 26, 2016 Price decrease: $0.99 -> FREE!
  • December 28, 2016 Price increase: FREE! -> $0.99
  • June 14, 2019 Price decrease: $0.99 -> FREE!
  • June 16, 2019 Price decrease: $0.99 -> FREE!
  • September 24, 2019 Price increase: FREE! -> $0.99
  • October 06, 2019 Price decrease: $0.99 -> FREE!
  • October 21, 2019 Price increase: FREE! -> $0.99
  • October 28, 2019 Price decrease: $0.99 -> FREE!
  • November 11, 2019 Price increase: FREE! -> $0.99
  • November 18, 2019 Price decrease: $0.99 -> FREE!
  • December 02, 2019 Price increase: FREE! -> $0.99
  • December 09, 2019 Price decrease: $0.99 -> FREE!
  • December 17, 2019 Price increase: FREE! -> $0.99
  • December 24, 2019 Price decrease: $0.99 -> FREE!
  • July 14, 2020 Price increase: FREE! -> $0.99
  • October 22, 2020 Price decrease: $0.99 -> FREE!
  • October 05, 2021 Price increase: FREE! -> $0.99
  • October 14, 2021 Price decrease: $0.99 -> FREE!

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