Screen Ruler vs iRuler Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Screen Ruler
Turn your iPhone or iPad into a precise measuring tool. Easily measure lengths in centimeters or inches with features like magnifier mode and haptic feedback. Ideal for daily tasks, office use, DIY projects, and on-the-go measurements.
- Dual units (cm/inches)
- Precision calibration
- Magnifier mode
- Haptic feedback
- Clean interface
- Save and label measurements
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Turn your iPhone or iPad into a calibratable digital ruler for measuring small objects directly on the screen. Screen Ruler supports centimeters and inches, magnifier-assisted alignment, and haptic feedback. Measure Small Objects on Your Screen Use Screen Ruler for stationery, frames, craft materials, and other small objects that fit along your device screen. Place the object directly on the screen, move the measurement marks to its edges, and read the length. Core Features • Calibratable ruler: Match the scale to an object of known length and save calibration for your device. • CM and inch scales: Switch between centimeters and inches for everyday measurements. • Magnifier assist: Align measurement marks with object edges more confidently. • Haptic feedback: Feel subtle feedback while adjusting the marks. How to Get More Reliable Results For best results, place the object directly on the screen and check the scale against a known length. Calibrate the ruler if you notice an offset. Accuracy and Limitations Screen Ruler is designed for short, everyday measurements. Accuracy depends on device calibration, screen placement, and how precisely the marks are aligned. It does not use the camera or AR and is not intended for measuring rooms or large objects. Feedback: ankek1er@gmail.com
iRuler Plus
Measure lengths in centimeters or inches with this virtual ruler app. It offers a user-friendly interface with customizable color themes and styles. Easily measure small objects or long items up to 120 cm.
- Measure in cm or inches
- Up to 120 cm scroll ruler
- Measure small objects with stick ruler
- Multiple ruler themes and colors
- Easy to use interface
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iRuler Plus is a Free application that helps you measure length in cm or inches. This app is easy to use and has a beautiful design with so many colors and styles. How to use it? 1. Place your iPhone alongside the object. 2. Move the phone while touching the screen. Key feature: - Very long scroll ruler, up to 120 cm in length. - Measure small object like a coin,... using stick ruler with 2 slider - Many ruler themes with beautiful color, we'll add more themes in the next version
Screenshots
Verdict
The clearest difference is review sentiment: Screen Ruler at 55% against iRuler Plus's 0%. Screen Ruler also leads on rating (3.7 vs 1.7) and update cadence (every 3 months vs every 52 months). iRuler Plus's advantage is iOS requirement (9.0 vs 15.0). On price, ratings volume, ads 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
Both are free to download. Screen Ruler sells 2 one-off in-app purchases and iRuler Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Screen Ruler holds the better App Store score, 3.7 against 1.7. Both are backed by a comparable volume of ratings — 24 and 15 respectively. Written reviews point the same way: 55% of Screen Ruler's written reviews are positive against 0% of iRuler Plus's.
Screen Ruler ships an update every 3 months, iRuler Plus every 52 months. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.
| Parameter | Screen Ruler | iRuler Plus |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (24 ratings) — better | 1.7 (15 ratings) |
| Positive reviews | 54.8% of reviews — better | 0.0% of reviews |
| Number of ratings | 24 — better | 15 |
| Update frequency | Every 3 months — better | Every 52 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 11 MB |
| Age rating | +4 | 4+ |
| Developer | 向阳 杨 | CONG DUC TRAN |
Customer experience
Screen Ruler
iRuler Plus
In-app purchases
Screen Ruler
- Ads-free experience$1.99
- Support for a cup of coffee$2.99
iRuler Plus
- iRuler Premium$1.99









