Ruler App vs Simple Ruler inch/cm
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruler App
Transform your iPhone or Apple Watch into a precise measuring tool. Easily switch between imperial and metric units and adjust the ruler's height for direct comparisons. Customize your experience with different color schemes.
- Imperial and metric scale switching
- Adjustable ruler height
- Color scheme customization
- Apple Watch compatibility
- Switchable ruler scales
Read full descriptionHide full description
Turn your iPhone or Apple Watch into a ruler and measure the scale of any small thing. Features: - switch between imperial and metric scales - adjust the height of the ruler for direct comparison - different color schemes - switchable ruler scales Apple Watch App: - switch between imperial and metric scales - switchable ruler scales
Simple Ruler inch/cm
This utility transforms your iPhone into a precise on-screen ruler for measuring in inches and centimeters. It offers a simple interface for quick measurements, serving as a handy tool for various tasks.
- On-screen ruler
- Inch measurement
- Centimeter measurement
- Simple interface
- Accurate measurements
Read full descriptionHide full description
Simple and useful must have application! This application turns your iPhone into an accurate on-screen inches and centimeters ruler. Application supports following devices. iPhone SE 2nd gen iPhone SE 3rd gen iPhone X iPhone XS iPhone XS Max iPhone 11 Pro iPhone 11 Pro Max iPhone 12 mini iPhone 12 iPhone 12 Pro iPhone 12 Pro Max iPhone 13 mini iPhone 13 iPhone 13 Pro iPhone 13 Pro Max iPhone 14 iPhone 14 Plus iPhone 14 Pro iPhone 14 Pro Max iPhone 15 iPhone 15 Plus iPhone 15 Pro iPhone 15 Pro Max *Important notice: Use the information recoded or functionality provided in / or generated with this application only as a rough indication, rough estimates or as a rough guide. Even though we do our best to provide you with confirmed information and tried-and-tested features, the accuracy and successful operation and performance of the application are NOT GUARANTEED by us. Users are strongly advised to confirm the information of their interest with other sources and not to ultimately rely on functionality and performance of this application. This application is provided “as is” and with all faults. You bear the risk of using it. We shall not be responsible or liable for any loss or damage of any kind incurred as a result of the use of functions or the content of this application. By using this application you are agreeing to these terms. If you do not agree to these terms do not use this application.
Screenshots
Verdict
The clearest difference is review sentiment: Simple Ruler inch/cm at 100% against Ruler App's 0%. Simple Ruler inch/cm also leads on update cadence (daily vs every 11 months). Ruler App's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.1). 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
Ruler App costs $0.99 and Simple Ruler inch/cm $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ruler App ships an update every 11 months, Simple Ruler inch/cm daily. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.
| Parameter | Ruler App | Simple Ruler inch/cm |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 2.6 (5 ratings) — better | — |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | — |
| Update frequency | Every 11 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod, Apple Watch — better | iPhone |
| Requires iOS | 12.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Piet Jonas | Systemiko Inc. |
Customer experience
Ruler App
Simple Ruler inch/cm
In-app purchases
Ruler App
No in-app purchases
Simple Ruler inch/cm
No in-app purchases
Questions
Is Ruler App free?
Is Simple Ruler inch/cm free?
Do Ruler App or Simple Ruler inch/cm have ads?
Which is updated more often, Ruler App or Simple Ruler inch/cm?
Other comparisons
