# Easy Tennis! vs String Tension Meter

The clearest difference is in-app purchases: Easy Tennis! at none against String Tension Meter's 2. Easy Tennis! also leads on ads (none vs shown) and iOS requirement (10.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. String Tension Meter sells 2 in-app purchases, starting at $0.99 per month. Easy Tennis! asks for nothing beyond the download.

## The numbers

| Metric | Easy Tennis! | String Tension Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 128 MB | 32 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kazuya Maeda](https://appshunter.io/developer/789154894) | [Tzu Yu Chou](https://appshunter.io/developer/1887902380) |

## What reviewers say

### Easy Tennis!

[App page](https://appshunter.io/ios/app/easy-tennis/id1510186846)

**Features:** macOS Compatibility

**In-app purchases:** none


### String Tension Meter

[App page](https://appshunter.io/ios/app/string-tension-meter/id6782812710)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Yearly | $5.99 | per year |


## Frequently asked questions

### Is Easy Tennis! free?

Easy Tennis! is free to download, with no in-app purchases.

### Is String Tension Meter free?

String Tension Meter is free to download, with in-app purchases available.

### Do Easy Tennis! or String Tension Meter have ads?

String Tension Meter shows ads; Easy Tennis! does not.

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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.*