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SUM IDEA - logic number puzzles

By Twiddly

This app is only available on the App Store for iOS devices.


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) -

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

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

What's New in Version 1.41

Some minor tweaks to improve your experience.


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SUM IDEA - logic number puzzles
View in iTunes
This app is designed for both iPhone and iPad
Offers iMessage App for iOS
  • Free
  • Category: Games
  • Updated:
  • Version: 1.41
  • Size: 61.2 MB
  • Language: English
  • Seller:

Compatibility: Requires iOS 8.0 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

This application hasn’t received enough ratings to display a summary.
All Versions:

Top In-App Purchases

  1. Extra Moves Recharge$0.99
  2. Pack of 10 Hints + 10 Undos$0.99
  3. Barrier Master Key$0.99
  4. Pack of 50 Hints$2.99
  5. Pack of 5 Hints$0.99
  6. Pack of 20 Hints$1.99
  7. Extra Moves Upgrade$0.99
  8. Pack of 5 Undos$0.99
  9. Pack of 20 Undos$1.99
  10. Pack of 50 Undos$2.99