What's New

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

To celebrate SUM IDEA reaching the milestone of a quarter of a MILLION downloads we've added even more FREE animated stickers for use in iMessage! Enjoy!

App Description

Slide numbers to match patterns - not as easy as it looks!

140 puzzles to win, can YOU beat Professor Addkins?

A great brain game suitable for young and old.

The entire game is FREE to play, and contains in-app purchases* for non-essential boosters and early unlocks.



*** Previously featured in the App Store's Best New Games ***

"Charming throughout...has that Layton-esque quality to it" (4 stars) - 148Apps.com

“Simply put, SUM IDEA is an ingenious and seamless number puzzle game that will surely put your mind through its paces.” (9/10) - geekntech.com



*In-app purchases can be disabled within the Settings App on your device under Settings > General > Restrictions

iPhone Screenshots

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SUM IDEA screenshot 1 SUM IDEA screenshot 2 SUM IDEA screenshot 3 SUM IDEA screenshot 4 SUM IDEA screenshot 5

iPad Screenshots

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SUM IDEA screenshot 6 SUM IDEA screenshot 7 SUM IDEA screenshot 8 SUM IDEA screenshot 9 SUM IDEA screenshot 10

App Changes

  • March 01, 2015 Initial release
  • March 10, 2015 New version 1.02
  • April 15, 2015 New version 1.10
  • May 08, 2015 New version 1.11
  • July 07, 2015 New version 1.2
  • July 31, 2015 New version 1.21
  • September 19, 2015 New version 1.22
  • June 30, 2016 New version 1.23
  • November 06, 2016 New version 1.30
  • June 14, 2019 New version 1.42

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