Comparison

ARuler vs Smart Level & Angle Finder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ARuler

This utility app provides a convenient measuring tool directly on your smartphone. It allows for accurate measurements of objects without any extra hardware, and you can save and share your results.

Highlights
  • Accurate measurements
  • No additional hardware required
  • Save measurements
  • Share measurements
Features
Read full description

ARuler is a must-have app for anyone who wants to have a measuring tool in their pocket at all times! ARuler : - Accurately measure anything, anytime! - No additional hardware needed, just take out your phone and start measuring! - Save all of your measurements! - Share your measurements!

About

Smart Level & Angle Finder

This app offers a suite of professional-grade digital tools, including a spirit level, wall scanner, AR ruler, and protractor. It's designed for both professionals and DIYers to perform precise measurements and detect objects behind walls, all without an internet connection.

Highlights
  • Spirit Level (Bubble Level)
  • Wall Scanner & Stud Finder
  • AR Ruler & Tape Measure
  • Protractor & Inclinometer
  • Digital Ruler
  • Plumb Bob
  • Offline Functionality
Read full description

The Ultimate Professional Toolbox: Precise, Reliable, and Smart. Whether you are a professional contractor, a DIY enthusiast, or simply hanging a picture frame at home, this app provides the precision tools you need. Replace your bulky hardware with a suite of high-accuracy digital instruments powered by advanced sensor technology and AR. A Complete Suite of Tools: Spirit Level (Bubble Level): High-precision horizontal and vertical leveling with visual and audible feedback. Ideal for leveling shelves, tables, and construction projects. Wall Scanner & Stud Finder: Detect wood studs, metal pipes, and electrical wiring behind your walls before you drill to ensure safety and precision. AR Ruler & Tape Measure: Measure distances, heights, and areas instantly using your camera and Augmented Reality technology. Protractor & Inclinometer: Measure angles, slopes, and gradients with 0.1 degree precision. Includes a Surface Level mode for 360-degree leveling. Digital Ruler: A precise on-screen ruler supporting both Metric (cm/mm) and Imperial (inches) units for small objects. Plumb Bob: Check vertical alignments for doors, windows, and wallpaper installations with ease. Why Choose This Toolbox? Professional Accuracy: Built-in calibration tools to ensure your sensors are perfectly aligned with real-world conditions. Smart Detection: Advanced algorithms for wall scanning to help distinguish between different materials like studs and cables. Clean and Efficient: A minimalist interface designed for quick navigation and ease of use on a busy job site. Offline Functionality: No internet connection required. All core sensor tools work anywhere, from basements to remote building sites. Applications and Use Cases: Home Improvement: Hanging pictures, mirrors, and TV mounts perfectly straight. Carpentry and Woodworking: Ensuring 90-degree angles and perfectly flat surfaces for high-quality results. Construction and Engineering: Measuring slopes, gradients, and distances accurately on-site. Interior Design: Visualizing room dimensions and planning furniture layouts with AR measurement. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://legal.rkvpxdr.com/privacy.html

Screenshots

ARuler3 screens
Smart Level & Angle Finder4 screens

Verdict

The call

The clearest difference is rating: Smart Level & Angle Finder at 5.0 against ARuler's 1.0. ARuler's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ARuler sells 1 one-off in-app purchase and Smart Level & Angle Finder sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Smart Level & Angle Finder holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

ARuler ships an update every 3 months, Smart Level & Angle Finder every 2 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 5 level
ARuler versus Smart Level & Angle Finder: the parameters behind the verdict, then further details
ParameterARulerSmart Level & Angle Finder
PriceFreeFree
Rating1.0 (1 ratings)5.0 (1 ratings) — better
Number of ratings11
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size47 MB46 MB
Age rating4+4+
Developer思远 伍Tianjin Illuso Information Technology Co., Ltd.

Customer experience

ARuler

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Smart Level & Angle Finder

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

ARuler

One-time1
  • Pro version$0.99
2 purchases

Smart Level & Angle Finder

Subscriptions2
  • Pro (Weekly)3 Days trial$5.997 Days
  • Pro (Yearly)$29.991 Year

Questions

Is ARuler free?
ARuler is free to download, with in-app purchases available.
Is Smart Level & Angle Finder free?
Smart Level & Angle Finder is free to download, with in-app purchases available.
Which has better reviews, ARuler or Smart Level & Angle Finder?
Smart Level & Angle Finder is rated higher. ARuler averages 1.0 out of 5 from 1 ratings, while Smart Level & Angle Finder averages 5.0 from 1 ratings.
Do ARuler or Smart Level & Angle Finder have ads?
Smart Level & Angle Finder shows ads; ARuler does not.
Which is updated more often, ARuler or Smart Level & Angle Finder?
ARuler ships an update every 3 months, and Smart Level & Angle Finder every 2 months. Most recently, ARuler was updated on October 7, 2026 and Smart Level & Angle Finder on October 6, 2026.

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