# RallyRally vs String Tension Meter

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

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

## The numbers

| Metric | RallyRally | String Tension Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Size | 52 MB | 32 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [RallyRally Limited](https://appshunter.io/developer/1871085931) | [Tzu Yu Chou](https://appshunter.io/developer/1887902380) |

## What reviewers say

### RallyRally

[App page](https://appshunter.io/ios/app/rallyrally/id6758130721)

**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 RallyRally free?

RallyRally 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 RallyRally or String Tension Meter have ads?

String Tension Meter shows ads; RallyRally 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.*