Tap in sequence to crack the code and pop the lock, but don't make a mistake or you'll have to start from the beginning. How many locks can you pop? How far will you go?


Our overall measurement of app quality based on app store review analysis, scored on a scale of 0 - 10.

Personality Traits

An app’s character, broken down into traits whose score is determined by user reviews on the app store.

If an app drains the battery, uses up data, or is slow and laggy, the user experience is severely compromised, pulling the app’s Performance rating down.
To be ranked highly, an app must present outstanding value; simply stated, it’s worth the price of admission.
A well designed app is a thing of beauty, with intuitive actions, attractive interactions, and enjoyable graphics that help it earn a high Presentation score.
An app with a high score on our Enjoyment scale is fun, enchanting, engaging.

Top Feedback

Themes commonly mentioned by people in app store reviews.

Version 2.0.1 (361 Ratings)
All versions (3941 Ratings)

“This app felt like it did not try too hard and that 's what makes its amazing .”

3 others made similar comments
First version noticed: 1.1

“Execution is bad .”

3 others made similar comments
First version noticed: 0

“It 's the perfect time waster and it challenges you enough to make it worth it .”

2 others made similar comments
First version noticed: 1.1
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