Ruler+ Utility vs 定規(Ruler)
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!
定規(Ruler)
A straightforward measuring tool for iPhones, offering accurate measurements in both millimeters and inches. It's designed for ease of use and provides a cool, functional experience for everyday measuring needs.
- Accurate measurements
- Millimeter display
- Inch display
- Supports all iPhone sizes
- Simple interface
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シンプルな定規、mmとinch表示で全てのサイズのiPhoneで正確に測れます。カッコいいでしょ You can measure correctly in iPhone with the size of everything by simple ruler, mm and inch indication. It would be cool
Screenshots
Verdict
The clearest difference is rating: 定規(Ruler) at 5.0 against Ruler+ Utility's 3.0. 定規(Ruler) also leads on in-app purchases (none vs 1) and ads (none vs shown). Ruler+ Utility's advantage is iOS requirement (13.0 vs 15.6). On price, ratings volume 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. 定規(Ruler) asks for nothing beyond the download.
定規(Ruler) holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 47% of Ruler+ Utility's written reviews are positive against 80% of 定規(Ruler)'s.
Ruler+ Utility ships an update every 40 months, 定規(Ruler) every 6 months. The most recent releases landed on September 3, 2026 and June 1, 2026 respectively.
| Parameter | Ruler+ Utility | 定規(Ruler) |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 46.7% of reviews | 80.0% of reviews — better |
| Number of ratings | 2 | 2 |
| Update frequency | Every 40 months | Every 6 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, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 24 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Kyungjin Lee | Mayumi Kato |
Customer experience
Ruler+ Utility
定規(Ruler)
In-app purchases
Ruler+ Utility
- Remove Ads$1.99
定規(Ruler)
No in-app purchases
