Simurelay vs Star
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
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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...
Star
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This app provides conversion between star delta electrical networks. Features * Convert resistor star network to delta network * Convert resistor delta network to star network Pro features * Convert capacitor star network to delta network * Convert capacitor delta network to star network * Convert inductor star network to delta network * Convert inductor delta network to star network * Convert impedance star network to delta network * Convert impedance delta network to star network
Screenshots
Verdict
The clearest difference is update cadence: Simurelay at every 7 months against Star's every 27 months. Star's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases 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. Simurelay sells 3 one-off in-app purchases and Star sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Simurelay ships an update every 7 months, Star every 27 months. The most recent releases landed on October 30, 2026 and October 10, 2026 respectively.
| Parameter | Simurelay | Star |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (18 ratings) — better | — |
| Positive reviews | 52.3% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 7 months — better | Every 27 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Abdessamed Benkabouya | Siu Yuen Ho |
In-app purchases
Simurelay
- Timers Coils and Contacts$7.99
- Advanced Tools$7.99
- Full Version$14.99
Star
- Unlock Pro feature$1.99
