Photo Ruler

Measure all dimensions - quickly and professionally!

EXA Tools · com.exatools.ruler

5.0 out of 5 (3 ratings) 100K+ downloads v1.3.02 5.4 MB Android 5.0+ PEGI 3 · Everyone

Download APK 5.4 MB All versions

Signature matches the Google Play version Details

Watch the Photo Ruler trailer on YouTube

At a glance

Latest version: v1.3.02 (18)
Updated: Jul 17, 2026 (3 months ago)
APK size: 5.4 MB
Requires: Android 5.0+ (API 21)
CPU support: Any (no native code)
Category: Tools (app)
Listed since: Apr 17, 2021 (at least)
Permissions: 11 (1 sensitive)
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Photo Ruler is an app by EXA Tools in the Tools category, listed since at least April 2021. It has no native code, so it runs on any Android processor.

Since version 1.2.01, the APK grew from 3.6 MB to 5.4 MB and the minimum Android version rose from 4.4 to 5.0. It asks for 11 permissions, 1 of them sensitive: camera. Compared with version 1.2.01, it adds 3 new permissions (“Access adservices ad id”, “Access adservices attribution” and “Access adservices topics”) and drops 1 (“Run at startup”). The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v1.3.02

Minor bug fixed

Description

From the listing uploaded by “appupdater”.

Photo Ruler is an intelligent application by which you can precisely measure the dimensions of any object or item. Doesn't matter the object has a few millimeters (inches) or a few hundred meters (or feet) by using this ruler app you can easily and precisely check the length, width or height of any item or object. It's perfect tool in any DIY projects or renovations! This pocket ruler app offers 3 modes of measurement: - Ruler on the screen (Screen Ruler) - measure objects placed on the screen of the phone or tablet - Camera Mode (Photo Ruler) - take a picture of objects you want to measure and then using the reference object, you can measure the size of all the objects in the picture - Picture Mode Gallery - Select an image saved on the device (or memory card) and make measurements of objects placed on it, using method from ruler photo mode. Features of application Ruler (Settings): - Choice of units: Metric (millimeters, centimeters, meters) or imperial (inches, feet) - Determining the accuracy and precision of measurements - Additional calibration (useful on some devices) - Choice a ready reference object (credit card, coins, card A4, etc) or define own reference obiekt (do it yourself) - Magnifier - zoom the image to increase the precision of the measurements - Saving and sending the measurement results How to use: Ruler mode on the screen: - Place the object on the smartphone screen - Align the lines on the screen to the edge of object - Read the length or width of the measured object. Warning: in this mode, some devices require calibration, follow the instructions to make sure that you get the correct measurements. Camera Mode (Foto Ruler) + mode image from gallery - Take a photo (or select from the gallery) measured object and the reference object whose you know the dimensions (objects should be in the same plane) - Place the blue arrows (reference) on the reference object - Add measurement arrows (by press the "+") and set them on the measured object - Read the dimensions - Send or save the image with measurements DIY Ruler app can be successfully used in repair work, construction, design and other works of engineering or any measurement of distance, length or height of any objects. Successful measure!

Version history

2 versions are listed, going back to v1.2.01. Since v1.3.02 it requires Android 5.0+.

v1.3.02 LATEST Jul 17, 2026 5.4 MB TRUSTED v1.2.01 Aug 20, 2026 3.6 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Jul 17, 2026.
Certificate issued to “Examobile S.A.” This is the certificate of the Google Play version.
Same certificate as the other version checked

Store checks and file details

Developer signature verified Jul 17, 2026
Validated against Google Play Jul 17, 2026
Signed byCN=Examobile, O=Examobile S.A., L=BB, ST=PL, C=48
Signing certificate (SHA-1)84:F5:8E:08:B7:24:19:03:A9:66:C5:C1:75:99:33:AE:A5:92:CB:47
File MD55dbee76d3728b6b51eea9d6e34fc45ed
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (11)

Photo Ruler requests 11 permissions, 1 of them sensitive.

Camera Sensitive android.permission.CAMERA
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
Full network access android.permission.INTERNET
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.exatools.ruler.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Camera android.hardware.camera
Basic touch input android.hardware.faketouch
Landscape screen android.hardware.screen.landscape
Portrait screen android.hardware.screen.portrait

Photo Ruler APK: questions and answers

Is there a version of Photo Ruler for older Android phones?

The current version needs Android 5.0 or later. Version 1.2.01 is the newest listed build that installs on Android 4.4 and later. Get version 1.2.01 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is Photo Ruler free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the Photo Ruler APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 5dbee76d3728b6b51eea9d6e34fc45ed.