Vernier Caliper Simulator 2 vs Simurelay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vernier Caliper Simulator 2
Practice reading a vernier caliper with this free and easy application. Slide your finger to grip objects, enter your measurement guess, and check your accuracy. This version includes leaderboards and a higher precision scale option.
- Vernier caliper simulation
- Interactive object gripping
- Answer checking
- Leaderboards
- 0.005 cm precision scale option
Read full descriptionHide full description
Practice reading a vernier caliper using this free and easy app. Ever wanted to practice reading a vernier caliper but didn’t have a set? No worries, now you can practice on your iPhone using this free and easy app. Just slide your finger across to grip the red object and take your reading. Enter your guess and press “Check Answer” to see if you got it right. This new version of the app adds leaderboards and the option to use a 0.005 cm precision scale. Keep practicing and you’ll be able to read the vernier caliper like a pro!
Simurelay
Design and simulate electromechanical systems with a wide range of basic electrical components. Create detailed electrical diagrams using relays, switches, buttons, contactors, and timers.
- Design electromechanical systems
- Simulate electrical diagrams
- Basic electrical components library
- Relays, switches, buttons, contactors
- Timers and motors simulation
Read full descriptionHide full description
Simurelay is a simulator to help you design electromechanical systems and simulate them. It allows to make many electrical diagrams by using the available basic components such as relays, switches, buttons, contactors, timers, motors...
Screenshots
Verdict
The clearest difference is rating: Simurelay at 3.9 against Vernier Caliper Simulator 2's 2.5. Simurelay also leads on ratings volume (17 vs 2). Vernier Caliper Simulator 2's advantage is in-app purchases (none vs 3) and iOS requirement (10.2 vs 15.6). On price, review sentiment, update cadence and ads 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. Simurelay sells 3 one-off in-app purchases. Vernier Caliper Simulator 2 asks for nothing beyond the download.
Simurelay holds the better App Store score, 3.9 against 2.5. That said, the two scores are not equally well evidenced: Simurelay has 17 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of Vernier Caliper Simulator 2's written reviews are positive against 52% of Simurelay's.
Vernier Caliper Simulator 2 ships an update every 10 months, Simurelay every 7 months. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.
| Parameter | Vernier Caliper Simulator 2 | Simurelay |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (2 ratings) | 3.9 (17 ratings) — better |
| Positive reviews | 50.0% of reviews | 52.3% of reviews — better |
| Number of ratings | 2 | 17 — better |
| Update frequency | Every 10 months | Every 7 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 10.2 — better | 15.6 |
| Further details — not scored | ||
| Size | 18 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Jiun Wei Chia | Abdessamed Benkabouya |
Customer experience
Vernier Caliper Simulator 2
Simurelay
In-app purchases
Vernier Caliper Simulator 2
No in-app purchases
Simurelay
- Timers Coils and Contacts$7.99
- Advanced Tools$7.99
- Full Version$14.99
Questions
Is Vernier Caliper Simulator 2 free?
Is Simurelay free?
Which has better reviews, Vernier Caliper Simulator 2 or Simurelay?
Do Vernier Caliper Simulator 2 or Simurelay have ads?
Which is updated more often, Vernier Caliper Simulator 2 or Simurelay?
Other comparisons
