Ruler+ Utility vs Ruler / Measuring Tape
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruler+ Utility
Transform your smartphone into a versatile measuring tool. Instantly measure the length of objects using your phone's screen, with options for fixed or scroll modes. Save your measurements and choose between centimeters or inches for precise results.
- Smartphone ruler
- Fixed and scroll measurement modes
- Save measurements
- Centimeter and inch support
- Fine-tune scale
- Intuitive interface
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This app transforms your smartphone into a handy ruler. Whenever you’re curious about the length of something, you can measure it instantly with just your smartphone! From a pencil on your desk to the thickness of a book, 'Ruler' is perfect for quickly checking lengths. Without any complex explanations or difficult features, just open the app and measure according to the scale. Its intuitive interface allows anyone to measure quickly and accurately. Measurement methods: 1) Fixed Ruler: Place the object you want to measure on your smartphone, touch the screen with your finger, and move it to the end of the object to measure its length. 2) Scroll Ruler: Use this method to measure objects longer than your smartphone. Place your smartphone next to the object, hold it with your thumb and middle finger, touch the screen with your index finger, and move the phone gradually to measure the length. Main Features: - Easily save the measurements you take - Measure in both centimeters (cm) and inches (inch) - Fine-tune the scale for more precise measurements - Choose between fixed and scroll modes depending on your needs Never worry about not having a ruler again. With 'Ruler', you can measure anything conveniently at any time. Experience smart measurement now!
Ruler / Measuring Tape
Measure objects using your device's screen, augmented reality, or by printing a ruler. Offers three distinct methods for on-demand measurement without physical tools.
- Measure against screen
- Augmented reality measurement
- Printable ruler via AirPrint
- ARKit integration
- No ads or in-app purchases
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Three ways to measure when you don't have a measuring tape or a ruler: 1 – AGAINST YOUR SCREEN Simple and precise for small measurements. 2 – IN AUGMENTED REALITY Place a virtual measuring tape on a vertical or horizontal surface, such as a wall, table or floor. Built with ARKit. 3 – USING AIRPRINT Print a ruler! Accuracy depends on the printer, so check the result against the on-screen ruler. NO ADS / NO IN-APP PURCHASES / NO TRACKING If you enjoy this app, discover "Print to Size" and my other independent apps at clafou.com
Screenshots
Verdict
The clearest difference is rating: Ruler / Measuring Tape at 4.4 against Ruler+ Utility's 3.0. Ruler / Measuring Tape also leads on in-app purchases (none vs 1) and ads (none vs shown). Ruler+ Utility's advantage is iOS requirement (13.0 vs 16.0). On price, review sentiment and device support 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
Both are free to download. Ruler+ Utility sells 1 one-off in-app purchase. Ruler / Measuring Tape asks for nothing beyond the download.
Ruler / Measuring Tape holds the better App Store score, 4.4 against 3.0. That said, the two scores are not equally well evidenced: Ruler / Measuring Tape has 236 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 47% of Ruler+ Utility's written reviews are positive against 51% of Ruler / Measuring Tape's.
Ruler+ Utility ships an update every 40 months, Ruler / Measuring Tape every 4 months. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | Ruler+ Utility | Ruler / Measuring Tape |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 4.4 (236 ratings) — better |
| Positive reviews | 46.7% of reviews | 50.7% of reviews — better |
| Number of ratings | 2 | 236 — better |
| Update frequency | Every 40 months | Every 4 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 24 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Kyungjin Lee | Clafou Ltd |
Customer experience
Ruler+ Utility
Ruler / Measuring Tape
Bugs and requests
Ruler+ Utility
Not enough reviews yet to summarise bugs or requests.
Ruler / Measuring Tape
Reported bugs
26 issues- Cannot accurately measure anything
- Force turns off the flashlight
- Shows totally wrong scale on iPhone 15 Pro Max
- cm and inch are in reverse directions
- Ne s’adapte pas au zoom de l’écran
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- Wouldn’t detect any surface
- Incorrect for iPad 7th Gen
- Doesn’t work as advertised (requires camera access)
- Impossibilité de mesurer des verticales
- Sólo sirve para cosas pequeñas
- Pas fiable, mesures différentes comparées avec un mètre-ruban
- Ne fonctionne pas
- Ne marche pas
- Tardo años, no sirve
- Can’t detect flat surface
- iPhone 6s: marche une fois sur dix
- Keeps analysing repeatedly with no recognition whatsoever
- Funktioniert nicht
- No vale para nada, no funciona y no detecta el suelo ni la mesa
- Todavía no entiendo para que sirve
- The augmented reality doesnt work accurately and the rules wont allow us to touch the screen
- Not working at all
- Ne semble pas fonctionner, passe son temps à analyser
- L'app prends énormément de temps à analyser
- AR läuft nicht, erkennt keine Fläche
- Can’t get it to measure anything
Requested features
9 requests- Option to change ruler pips (16/1, 8/1)
- Scrolling ruler for longer objects
- Button to turn on flashlight
- Compatibility for iPad Air 2
- Tutorial or instructions
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- Numeric measurements near the rule
- Ability to take multiple measurements simultaneously
- Dark mode option
- Advanced analytics dashboard
In-app purchases
Ruler+ Utility
- Remove Ads$1.99
Ruler / Measuring Tape
No in-app purchases
Questions
Is Ruler+ Utility free?
Is Ruler / Measuring Tape free?
Which has better reviews, Ruler+ Utility or Ruler / Measuring Tape?
Do Ruler+ Utility or Ruler / Measuring Tape have ads?
Which is updated more often, Ruler+ Utility or Ruler / Measuring Tape?
Other comparisons
