# LevelWatch vs Tank Volume Calculation

The clearest difference is in-app purchases: LevelWatch at none against Tank Volume Calculation's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Tank Volume Calculation sells 1 one-off in-app purchase. LevelWatch asks for nothing beyond the download.

## The numbers

| Metric | LevelWatch | Tank Volume Calculation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | — |
| Size | 3 MB | 65 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miha Korosec](https://appshunter.io/developer/927040253) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### LevelWatch

[App page](https://appshunter.io/ios/app/levelwatch/id1336644098)

**In-app purchases:** none


### Tank Volume Calculation

[App page](https://appshunter.io/ios/app/tank-volume-calculation/id6740401902)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is LevelWatch free?

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

### Is Tank Volume Calculation free?

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

### Do LevelWatch or Tank Volume Calculation have ads?

Neither LevelWatch nor Tank Volume Calculation shows ads.

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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.*