VBusTouch vs Voltcraft VC
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.
Voltcraft VC
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Compatible with Voltcraft's VC-41 Series socket tester, the App allows the user to: • Stream data to iPhone or iPad internal memory, with real-time remote viewing • Adjust sample rate • Export data in Excel® format • Share data files directly from application • Take snapshots of the measurement area with the connected iPhone or iPad camera • Store over 15k readings with the VC-41 wireless datalogging module, for download to Phone or Tablet, with programmable datalogger file size
Screenshots
Verdict
The clearest difference is update cadence: Voltcraft VC at every 2 months against VBusTouch's every 28 months. Voltcraft VC also leads on device support (3 vs 1). VBusTouch's advantage is iOS requirement (7.0 vs 11.0). On price, 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, Voltcraft VC every 2 months. The most recent releases landed on July 31, 2026 and September 15, 2026 respectively.
| Parameter | VBusTouch | Voltcraft VC |
|---|---|---|
| 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 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 7.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 6 MB | 13 MB |
| Age rating | 4+ | 17+ |
| Developer | RESOL GmbH | CEI Conrad Electronic International (HK) Limited |
In-app purchases
VBusTouch
No in-app purchases
Voltcraft VC
No in-app purchases
