# VBusTouch vs Tank Volume & Capacity

The clearest difference is review sentiment: VBusTouch at 44% against Tank Volume & Capacity's 0%. VBusTouch also leads on rating (3.0 vs 1.3) and in-app purchases (none vs 3). Tank Volume & Capacity's advantage is ratings volume (6 vs 1) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Tank Volume & Capacity sells 3 in-app purchases, starting at $4.99 per 7 days. VBusTouch asks for nothing beyond the download.

VBusTouch holds the better App Store score, 3.0 against 1.3. That said, the two scores are not equally well evidenced: Tank Volume & Capacity has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 44% of VBusTouch's written reviews are positive against 0% of Tank Volume & Capacity's.

VBusTouch ships an update every 28 months, Tank Volume & Capacity every 50 months. The most recent releases landed on October 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | VBusTouch | Tank Volume & Capacity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/vbustouch/id369420318/reviews)** | [1.3 (6 ratings)](https://appshunter.io/ios/app/tank-volume-and-capacity/id1358245539/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | **44.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 28 months** | Every 50 months |
| Monetization | **Free** | Paid |
| Size | 6 MB | 59 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RESOL GmbH](https://appshunter.io/developer/369420321) | [Gorasiya Vishal Nanjibhai](https://appshunter.io/developer/1287086933) |

## What reviewers say

### VBusTouch

[App page](https://appshunter.io/ios/app/vbustouch/id369420318)

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.

**Highlights:** View detailed temperature charts, Generate yield balances, Monitor system status, Worldwide access, iPad optimized

**Features:** macOS Compatibility

**In-app purchases:** none


### Tank Volume & Capacity

[App page](https://appshunter.io/ios/app/tank-volume-and-capacity/id1358245539)

Estimate the total and filled volumes of various tank shapes, including rectangular, cylindrical, and those with conical or spherical bottoms. Calculates liquid volume and weight based on filling level, providing an estimate for oil and water tanks.

**Highlights:** Estimate total and filled tank volumes, Calculates liquid volume and weight, Supports rectangular tanks, Supports horizontal cylindrical tanks, Supports vertical cylindrical tanks, Supports tanks with conical or spherical bottoms

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $29.99 | per year |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is VBusTouch free?

VBusTouch is free to download, with no in-app purchases.

### Is Tank Volume & Capacity free?

Tank Volume & Capacity is free to download, with in-app purchases available.

### Which has better reviews, VBusTouch or Tank Volume & Capacity?

VBusTouch is rated higher. VBusTouch averages 3.0 out of 5 from 1 ratings, while Tank Volume & Capacity averages 1.3 from 6 ratings.

### Do VBusTouch or Tank Volume & Capacity have ads?

Neither VBusTouch nor Tank Volume & Capacity shows ads.

### Which is updated more often, VBusTouch or Tank Volume & Capacity?

VBusTouch ships an update every 28 months, and Tank Volume & Capacity every 50 months. Most recently, VBusTouch was updated on October 7, 2026 and Tank Volume & Capacity on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*