“simple ruler”

Estimating popularity…

Search results on Google Play in United States, checked 15 Oct 2026.

Difficulty

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Keyword in the app name

2 of top 10

Some top apps use it in their name. Having it helps, but it is not required.

Newest app in the top 10

Released 1 month ago. New apps can still break into this search.

Publishers with several spots

Top 10 average rating: ★ 4.3

Top 30 results

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