Virtual Loop vs Centrios
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
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"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/
Centrios
Manage business access remotely with a smart lock system. Control locks, grant temporary access to staff and visitors, and monitor activity logs. Ideal for businesses needing secure and flexible entry management.
- Unlock and lock doors remotely
- Grant access to staff and visitors
- Create and edit access schedules
- View activity and access history
- Manage multiple locations
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Centrios is a smart access platform designed specifically for small and growing businesses just like yours. With our intuitive and easy-to-use app, you can connect your Centrios smart locks and smart readers to your business in the matter of seconds. With the Centrios app, you can: Unlock and lock your locks with the touch of your mobile phone. Grant access to staff and visitors to multiple devices. Create and edit access schedules. View recent activities including access history, low battery reports, and more. View system details including subscription level and user capacities. Manage and access multiple locations with a single sign on. Get started today!
Screenshots
Verdict
The clearest difference is review sentiment: Centrios at 90% against Virtual Loop's 50%. Centrios also leads on rating (4.4 vs 4.0) and ratings volume (14 vs 4). Virtual Loop's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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. Neither carries in-app purchases, so what you see is what you pay.
Centrios holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 4 and 14 respectively. Written reviews point the same way: 50% of Virtual Loop's written reviews are positive against 90% of Centrios's.
Virtual Loop ships an update every 2 months, Centrios every 6 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.
| Parameter | Virtual Loop | Centrios |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (4 ratings) | 4.4 (14 ratings) — better |
| Positive reviews | 50.0% of reviews | 90.5% of reviews — better |
| Number of ratings | 4 | 14 — better |
| Update frequency | Every 2 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 4 MB | 371 MB |
| Age rating | 4+ | 4+ |
| Developer | OPTEX CO., LTD. | Assa Abloy Of Canada Ltd |
Customer experience
Virtual Loop
Centrios
In-app purchases
Virtual Loop
No in-app purchases
Centrios
No in-app purchases
Questions
Is Virtual Loop free?
Is Centrios free?
Which has better reviews, Virtual Loop or Centrios?
Do Virtual Loop or Centrios have ads?
Which is updated more often, Virtual Loop or Centrios?
Other comparisons
