Rule of three is made and published by NandoAM Apps. AppBrain is an independent app data site and isn't affiliated with NandoAM Apps. The app name, icon, screenshots and description belong to NandoAM Apps and are shown as published on Google Play.
AppBrain's verdict
- Installs
- 29 thousand
- Last updated
- December 18, 2025
- Ads
- Contains ads
- Size
- 18.3 MB
Rule of three has 29 thousand installs. It doesn't have enough ratings yet to judge what users think.
User feedback
Ratings and reviews on Google PlayComments on Rule of three for Android
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Store listing
By NandoAM Apps, from Google Play“Simple and compound direct and inverse rule of three.”
Description by NandoAM Apps Written by the developer, not by AppBrain. Click to read.
Enter your data and see the results immediately.
With the application you will be able to calculate:
* Simple rule of three
* Simple inverse rule of three
* Compound rule of three
* Inverse compound rule of three
And if you want to save the result you can do it and consult it whenever you want in "History".
All this makes the app ideal for all kinds of percentage calculations, rule of three for nursing, or rule of three for medicines.
Recent changes:
Minor fixes
Safety and technology
Found in the app by AppBrain- Ads
- Contains ads
- Price
- Free
- Libraries
- 14
- App size
- 18.3 MB
- Needs Android
- 6.0+
- Content rating
- Everyone
Technologies used by Rule of three
Releases
Updates seen on Google Play- Version
- 1.4.4
- Launched
- May 2022
Alternatives
Similar apps and more from NandoAM AppsAlternatives to Rule of three
More from NandoAM Apps
Installs
Tracked by AppBrain- Last 30 days
- 240
- Play install range
- 10+ thousand
- Launched
- May 2022
Installs over time
Rule of three has been installed 29 thousand times. Over the past 30 days, it has been installed 240 times.
Rankings
Google Play top chartsGoogle Play Rankings for Rule of three
About the app and developer
About Rule of three
Rule of three is a tools app developed by NandoAM Apps.
Install Statistics
Rule of three has been installed 29 thousand times. In the last 30 days, the app was installed 240 times.
User Ratings
The app has no ratings yet.
App Information
Rule of three is freely available from Google Play. The app size is 18.28 MB. The latest version available is 1.4.4. The last update was on December 18, 2025.
Technical Requirements
Rule of three requires Android 6.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play since May 2022.
App Performance Report
Get a detailed PDF report for Rule of three with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more
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Frequently asked questions about Rule of three
Is Rule of three free?
Yes. Rule of three is free on Google Play.
Is Rule of three still available?
Yes. Rule of three is on Google Play, and the last update we saw was on December 18, 2025.
Does Rule of three contain ads?
Yes. Google Play lists Rule of three as containing ads.
What Android version does Rule of three require?
Rule of three runs on Android 6.0 and higher.
How large is Rule of three?
Rule of three is 18.28 MB.
Is Rule of three suitable for children?
Google Play rates the content of Rule of three as suitable for everyone.
How many times has Rule of three been installed?
Google Play lists 10,000+ installs for Rule of three.
Who made Rule of three?
Rule of three was developed by NandoAM Apps. It is listed in the tools category on Google Play.
What are the best alternatives to Rule of three?
People looking at Rule of three also look at these tools apps: Composed Rule of Three, Proportion-RuleOfThree-Percent, Nursing Calculator, OneCalc: All-in-one Calculator, Compound Interest Calculator.