Comparison

Ruler AR vs Ring Sizer+

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

Head to head
About

Ruler AR

Transform your phone into a powerful measuring tool using augmented reality. Accurately measure length, height, and area of objects simply by pointing your camera. Includes a bubble level for precise surface alignment.

Highlights
  • Measure length, height, and area
  • Augmented reality technology
  • Bubble level tool
  • Multiple measurement units (inches, meters, cm)
  • Save measurements to camera roll
  • Touch Mode for precise measurements
Features
Read full description

Turn your iPhone into the ultimate measuring toolkit. Point your camera at any surface - get real-time length, height, and angle measurements powered by Lidar & ARKit. Trusted by contractors, designers & DIY pros to measure anything, plan rooms in 3D, and export it all in seconds. Measure anything. Plan any room. No tape measure needed. Point your camera at any object and get accurate measurements instantly. Whether you're sizing up furniture, checking if a couch fits, or planning a full renovation - this is the only measuring app you'll ever need. CAMERA MEASURE - Point. Tap. Done. Measure length, height, distance, and area using just your camera. AR technology turns real-world objects into precise dimensions on your screen. No more guessing, no more holding one end of a tape. 3D ROOM PLANS - Your space, digitized. Scan any room and generate a detailed floor plan. Walk through your space in an interactive 3D preview. Resize, rearrange, and visualize changes before you make them. Export plans to share with contractors, architects, or your partner who "just wants to see it first." ANGLE & SQUARE - Precision where it counts. Measure angles with ease. Check if surfaces are square. Perfect for hanging frames, aligning shelves, or verifying corners during construction. BUBBLE LEVEL - Always on hand. A reliable digital level right in your pocket. Align anything perfectly — shelves, pictures, appliances — without digging through a toolbox. ORGANIZE & EXPORT - Your measurements, your way. Save measurements into custom folders by project or room. Export data and 3D plans to PDF or share directly with your team. Every measurement you take is one tap away from being sent, saved, or stored. BUILT FOR PEOPLE WHO BUILD THINGS - Home renovation & remodeling - Interior design & staging - Furniture shopping & space planning - Construction & contracting - Real estate walkthroughs - Quick everyday measurements Download now and measure smarter — not harder. How to use Touch Mode: 1. Tap the Tools buttons and choose Touch Mode icon (with finger on it) 2. Place you iPhone right next to the starting measurement point 3. Tap anywhere on the screen - the starting measure point will be placed at the same plane your iPhone is and at the center of the iPhone screen 4. Move your iPhone to the end measurement point and tap again Use Touch Mode for extra precise measurements Features: - 3D Room plan LiDar scanner - Bubble Level Tool for vertical and horizontal surfaces - Light and easy to design - Measure distance, length, height, area, angles and more - Measure in inches, meters, and centimeters - Height Measure & measure height with camera - Sliders to measure small objects accurately - Must have for Home Depot & Lowe's - Save to Camera Roll in a single tap SUBSCRIPTION PRICING AND TERMS Subscription Options: Premium Membership Weekly offers a $2.99/weekly subscription for premium functionally and removing ads. * The price is for US customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. * Free trial automatically converts to a paid subscription unless canceled at least 24-hours before the end of the trial period. * Your subscription will automatically renew at the end of each term and your credit card will be charged through your iTunes account at confirmation of purchase. * Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. * You can turn off auto-renew at any time from your iTunes account settings but refunds will not be provided for any unused portion of the term. The cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the free service. Terms of service https://measuretape.info/terms-of-service/ Privacy policy https://measuretape.info/privacy-policy-3/

About

Ring Sizer+

Effortlessly measure rings, jewelry, and other objects with precision using visual cues and a digital ruler. Supports global sizing standards and stores measurement history for convenience. Ensures a perfect fit for your precious items.

Highlights
  • Seamless measurement experience
  • Versatile digital ruler
  • Global size support
  • Perfect fit guarantee
  • Measurement history
Features
Read full description

Introducing Ring Sizer+, the ultimate mobile app for effortlessly measuring rings, jewelry, and other objects with unrivaled precision. With its unique visual cues, this app takes the guesswork out of measurements, providing you with accurate results every time. Whether you're a jewelry enthusiast, a professional jeweler, or simply want to ensure the perfect fit for your diamond or gemstone ring, Ring Sizer+ is your go-to tool. - Seamless Measurement Experience Take the stress out of measuring rings, jewelry, and various objects with ease, thanks to our app's innovative visual cues that ensure accurate measurements every time. - Versatile Digital Ruler Say goodbye to manual measuring techniques and embrace our versatile digital ruler. It enables you to accurately measure any object effortlessly, providing you with precise results. - Global Size Support Whether you're in the USA, Australia, United Kingdom, Europe, Japan, or China, our app caters to your specific sizing needs. With comprehensive support for various size standards worldwide, you can confidently measure your jewelry. - Perfect Fit Guarantee When it comes to your diamond or gemstone ring, nothing is more important than the perfect fit. Our easy-to-use ring sizer tool ensures that you achieve just that, allowing you to enjoy your precious jewelry without any discomfort. - Measurement History Never again worry about forgetting a size or losing track of your measurements. Our app conveniently stores your measurement history, providing you with easy access to past sizes, enabling you to make adjustments whenever necessary. Say goodbye to the hassle of keeping manual records and embrace the convenience of our measurement history feature. Download the app today and unlock a world of precise measurements at your fingertips. Your jewelry deserves the perfect fit, and Ring Sizer+ is here to make it happen. Terms: https://ringsizer.ardasen.com/terms.html Privacy:https://ringsizer.ardasen.com/privacy.html

Screenshots

Ruler AR4 screens
Ring Sizer+4 screens

Verdict

The call

The clearest difference is update cadence: Ruler AR at every 3 months against Ring Sizer+'s every 23 months. Ruler AR also leads on ratings volume (3.5K vs 12) and rating (4.3 vs 4.0). On price, ads, in-app purchases and monetization model 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. Ruler AR sells 3 in-app purchases, starting at $1.99 per month and Ring Sizer+ sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Ruler AR holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Ruler AR has 3.5K ratings behind it against 12, so its average is the more settled of the two.

UpkeepUpdate frequency

Ruler AR ships an update every 3 months, Ring Sizer+ every 23 months. The most recent releases landed on September 24, 2026 and September 3, 2026 respectively.

Scorecard3 real differences · 7 level
Ruler AR versus Ring Sizer+: the parameters behind the verdict, then further details
ParameterRuler ARRing Sizer+
PriceFreeFree
Rating4.3 (3.5K ratings) — better4.0 (12 ratings)
Positive reviews27.9% of reviews
Number of ratings3.5K — better12
Update frequencyEvery 3 months — betterEvery 23 months
AdsYesYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size22 MB6 MB
Age rating4+4+
DeveloperVladislav KovalskiArda Sen

Customer experience

Ruler AR

All ratings3,492 ratings
Positive82.9%
Neutral4.5%
Negative12.5%
Written reviews122 reviews
Positive27.9%
Neutral7.4%
Negative64.8%

Ring Sizer+

All ratings12 ratings
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

3 purchases

Ruler AR

Subscriptions2
  • Ruler Pro Features$1.991 Month
  • Ruler Pro Access3 Days trial$5.997 Days
One-time1
  • Remove Ads$0.99
3 purchases

Ring Sizer+

Subscriptions3
  • Monthly Subscription2 variants$4.991 Month
  • Yearly Subscription3 Days trial$19.991 Year
  • Yearly Subscription3 Days trial$29.991 Year

Questions

Is Ruler AR free?
Ruler AR is free to download, with in-app purchases available.
Is Ring Sizer+ free?
Ring Sizer+ is free to download, with in-app purchases available.
Which has better reviews, Ruler AR or Ring Sizer+?
Ruler AR is rated higher. Ruler AR averages 4.3 out of 5 from 3.5K ratings, while Ring Sizer+ averages 4.0 from 12 ratings.
Do Ruler AR or Ring Sizer+ have ads?
Both Ruler AR and Ring Sizer+ show ads.
Which is updated more often, Ruler AR or Ring Sizer+?
Ruler AR ships an update every 3 months, and Ring Sizer+ every 23 months. Most recently, Ruler AR was updated on September 24, 2026 and Ring Sizer+ on September 3, 2026.

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