Ruler Downloads & RevenueRuler - Measure length · Google Play
Not in a tracked Google Play top chart right now.
Updated 3 Nov 2026 · rankings refresh through the day
DeveloperPeace
CategoryTools
PriceFree
Released
Installs100k+
Rating★ 3.5 (290)
Updated–
Content ratingEveryone
Ruler - Measure length update history & changes
Last change · 5 events since 20 Oct 2023Full timeline ↓Full timeline · 5 events
- 🆕Ruler - Measure length first spotted by AppInsiderUnited States (found via similar)
- 🆕Ruler - Measure length: its developer released another app: PDF Reader
- 🆕Ruler - Measure length: its developer released another app: Roulette
- 🆕Ruler - Measure length: its developer released another app: Calendar
- 🆕Ruler - Measure length released on Google Play
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
3.5 ★
290 ratings
Measured
Ruler - Measure length on Google Play
App details
App ID
com.peace.Ruler
Publisher
Peace株式会社
Publisher country
Japan
Content rating
Everyone
Ruler - Measure length downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Ruler - Measure length before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How Ruler - Measure length makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 12 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
3.5 ★
290 ratings
Measured
Ratings
290
Measured
Written reviews
59
Measured
About Ruler - Measure length
This is a ruler app. It can measure length with the highest accuracy of the app, so it can be used in a variety of situations.
Please use the free ruler app for your daily office work and crafts.
Furthermore, the free ruler app is convenient when you suddenly need to measure a length on the go.
Ruler app use case
・Office work
・Crafts
・Sewing
・shopping
Ruler app permissions
No special permissions are required to use this app. Please feel free to use the ruler app.
Ruler app security
Each update of this app is released after confirming that there are no safety issues with all six types of security software from different vendors. Please feel free to use the ruler app.
Please use the free ruler app in various situations!
Please use the free ruler app for your daily office work and crafts.
Furthermore, the free ruler app is convenient when you suddenly need to measure a length on the go.
Ruler app use case
・Office work
・Crafts
・Sewing
・shopping
Ruler app permissions
No special permissions are required to use this app. Please feel free to use the ruler app.
Ruler app security
Each update of this app is released after confirming that there are no safety issues with all six types of security software from different vendors. Please feel free to use the ruler app.
Please use the free ruler app in various situations!