VBusTouch vs FlowCheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VBusTouch
Monitor your solar system's performance worldwide with detailed temperature charts and yield balances. This app provides real-time system status updates directly on your iPad.
- View detailed temperature charts
- Generate yield balances
- Monitor system status
- Worldwide access
- iPad optimized
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The new RESOL app for the Apple iPad makes your solar yield palpable – worldwide. A touch of your finger is all you need to view detailed temperature charts, generate yield balances and monitor your system‘s status. The basic version of the VBus®Touch app is available for download free of charge in the App Store. More features and extensions are under way. To visualise your individual system with VBus®Touch, a RESOL controller with VBus® data interface (e. g. DeltaSol® BX Plus), connected to the Internet via a DL2 or DL3 datalogger, is required.
FlowCheck
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Full transparency at all times about your TROX drive solution and the operation of your system. The TROX Flow Check app turns your smartphone into a wireless on-site control for the latest generation of VAV, flap and valve actuators! Efficient commissioning, quick functional testing in operation, handy and always ready for service. Easily adapt when used. Document and send the setting and operating data.
Screenshots
Verdict
The clearest difference is iOS requirement: VBusTouch at 7.0 against FlowCheck's 16.0. On price, update cadence, 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.
VBusTouch ships an update every 28 months, FlowCheck every 15 months. The most recent releases landed on July 31, 2026 and September 9, 2026 respectively.
| Parameter | VBusTouch | FlowCheck |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) — better | — |
| Positive reviews | 44.4% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 28 months | Every 15 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 7.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | RESOL GmbH | TROX GmbH |
In-app purchases
VBusTouch
No in-app purchases
FlowCheck
No in-app purchases
