Levels and Angles: Ruler - Bubble Level & Angle Meter

Four apps in one.

Save feature for all measurements.

Annoying full page ads.

Closeup of a person using a smartphone level measuring app on a wall shelf

Alex Ratson / Getty Images

This is a slightly more advanced bubble level app that includes four features in one program.

Simple Ruler: RulerApp

Simple and responsive design.

Touch and slide endpoints to measure.

bubble level for Android

Copy measurement to clipboard.

Banner ad at the bottom of app.

Limited to length of phone.

Screenshot of RulerApp for Android

Just as its name implies, this app is very simple and easy to use.

Map Measurements: GPS Fields Area Measure

Distance, area, and point-to-point measurements.

Uses Google Maps distance feature.

GPS Fields Area Measure app for Android

Almost identical to Google Maps.

Banner ads at the bottom of app.

If you’d like to measure longer distances, this is the perfect app for the job.

Bubble Level app for Android

This app makes the Google Maps distance feature easier to use, with additional measurements possible.

Simple Level Tool: Bubble Level

Simple to use.

Banner ad at bottom of app.

Screenshot of the Ruler app

Bubble level is one of the simplest apps of all.

The bottom of the screen shows the x and y coordinates if the level is at all off-center.

Two Scale Ruler: Ruler by NixGame

Three methods of measurement.

ARPlan 3D measurement app for Android

Only two units available.

Limited to size of phone.

This simple ruler app lets you choose between inches or centimeters.

Measure from one side, two sides, or three sides of the phone.

This app lets you quickly measure small objects in seconds.

Build 3D Floor Plans: ARPlan 3D

Ad-free.

Very intuitive to use.

Automatically steps through measurement process.

Plans must be exported as files to the phone.

Can’t edit plans after you’ve created them.

Only walls with standard 90 degree angles work.

ARPlan 3D is one of the more innovative measurement apps for Android on this list.

It provides you with an augmented reality measurement tool for measuring the dimensions of a room.

First, measure the height of the wall, then measure the perimeter of the floor.