Ruler∘

Ruler∘

Tape measure in your camera!

44 ratings
2 reviews
Free

Details

Released
April 2, 2020
Updated
September 20, 2026

Features

Ruler∘ screenshot #1 for iPhone
Ruler∘ screenshot #2 for iPhone
Ruler∘ screenshot #3 for iPhone
Ruler∘ screenshot #4 for iPhone
Ruler∘ screenshot #5 for iPhone
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About

This app uses augmented reality to measure distances, lengths, heights, and angles with your device's camera. It offers various modes for accurate measurements on different surfaces and for small objects. Users can save their measurements directly to their camera roll.

✓Augmented reality measurements
✓Measure distance, length, height, area, angles
✓Point and shoot measurement
✓Air Mode for linear measurement
✓Surface Locked for planes
✓Save measures to Camera Roll
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What's New in Ruler∘

1.5

September 20, 2026

What’s New in Ruler 1.5 • Improved the accuracy and stability of AR measurements, especially on difficult and low-texture surfaces. • Completely reworked room scanning with cleaner geometry, better detection of walls, recesses and projections, and lower device load. • Improved the room 3D model with better contrast, readability and detail visibility. • Optimized 3D object scanning and result processing. • Refined the measurement and scanning interface with fewer distractions and clearer guidance. • Improved saving of projects, rooms, measurements and 3D models. • Saved items can now be deleted faster without an additional confirmation step. • Improved LiDAR performance and handling in challenging lighting conditions. • Reviewed and improved the interface and localization across all supported languages. • Fixed bugs and improved overall performance and stability.

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User reviews

No honest

They ask you for money scammers

Response from developer

Hello. We are sorry to hear that you feel this way, however, your statement is factually incorrect. At the time your review was published, our app was completely free, making it technically impossible to "ask for money." We strongly believe in fair competition on the platform and welcome constructive feedback. We wish you success in creating your own quality products and engaging in honest market competition.

Good!

Precise and lean, if you follow the tutor :)

Developer apps

FAQ

What can Ruler∘ measure?

Ruler∘ can measure distance, length, height, area, and angles using your device's camera. It also offers features like plane detection and feature point focus for precise measurements.

How accurate is Ruler∘?

The app aims to provide accurate measurements using Apple ARKit and augmented reality technology. It offers different modes like 'Air Mode' and 'Surface Locked' to improve precision depending on the object and environment.

Can I save my measurements with Ruler∘?

Yes, Ruler∘ allows you to save your measurements directly to your device's Camera Roll. This makes it easy to keep track of your recorded measurements for future reference.

What devices does Ruler∘ support?

Ruler∘ is compatible with iPhone and iPad devices. It requires iOS 11.0 or later and is rated for ages 4 and up.

How does Ruler∘'s subscription work?

Ruler∘ offers a Premium Membership with monthly and weekly subscription options for premium functionality and ad removal. A free trial automatically converts to a paid subscription unless canceled at least 24 hours before the end of the trial.

Can I cancel my Ruler∘ subscription?

Yes, you can turn off auto-renew at any time from your iTunes account settings. However, refunds will not be provided for any unused portion of the subscription term.

Is Ruler∘ free to use?

The basic version of Ruler∘ is free to download and use. There are optional in-app purchases for a premium subscription that removes ads and unlocks additional features.

How often is Ruler∘ updated?

Ruler∘ was last updated on July 21, 2020, with version 1.2. The release date was April 2, 2020.