SSC Spring Engineering vs Virtual Loop
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SSC Spring Engineering
This utility app assists with spring engineering calculations, including conversions, new designs, and comparisons. It helps determine spring and drum specifications for various applications, such as rolling steel doors, and calculates lifting capacities.
- Spring conversion
- New spring engineering
- Drum specification comparison
- IPPT spring calculation
- Rolling steel door spring design
- Approximate pull calculation
- Maximum lift capacity determination
Read full descriptionHide full description
Convert springs, engineer new springs, compare drum specifications, calculate springs by IPPT, design springs for rolling steel doors, calculate approximate pull, or determine the maximum lift a spring/drum can lift on any job at any time. Application developed by Service Spring Corporation - a leader in spring manufacturing and customer service in the overhead door industry.
Virtual Loop
This utility app allows users to configure and monitor vehicle detection sensors. It enables exporting and importing sensor settings and provides visual and auditory feedback on sensor status.
- Configure vehicle detection sensors
- Export and import sensor settings
- Monitor sensor status visually
- Receive auditory alerts for sensor conditions
- Check sensor condition
Read full descriptionHide full description
"Virtual Loop" is an App for setting and checking of the vehicle detection sensor OVS-02 series manufactured by OPTEX CO., LTD. It is possible to export the setting information of the sensor and import it with other units. The condition of the sensor could be checked by the color and sound on the App display. For details, please refer to the installation manual of OVS-02 series at the following link. URL:https://navi.optex.net/manual/09247/
Screenshots
Verdict
The clearest difference is rating: SSC Spring Engineering at 4.6 against Virtual Loop's 4.0. SSC Spring Engineering also leads on ratings volume (26 vs 4). Virtual Loop's advantage is update cadence (every 2 months vs every 6 months) and iOS requirement (12.0 vs 15.1). On price, review sentiment, 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. Neither carries in-app purchases, so what you see is what you pay.
SSC Spring Engineering holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: SSC Spring Engineering has 26 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.
SSC Spring Engineering ships an update every 6 months, Virtual Loop every 2 months. The most recent releases landed on September 29, 2026 and September 15, 2026 respectively.
| Parameter | SSC Spring Engineering | Virtual Loop |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (26 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| Number of ratings | 26 — better | 4 |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Service Spring Corporation | OPTEX CO., LTD. |
Customer experience
SSC Spring Engineering
Virtual Loop
In-app purchases
SSC Spring Engineering
No in-app purchases
Virtual Loop
No in-app purchases
Questions
Is SSC Spring Engineering free?
Is Virtual Loop free?
Which has better reviews, SSC Spring Engineering or Virtual Loop?
Do SSC Spring Engineering or Virtual Loop have ads?
Which is updated more often, SSC Spring Engineering or Virtual Loop?
Other comparisons
