# RiffTube vs Instrument String Log

The clearest difference is in-app purchases: Instrument String Log at none against RiffTube's 6. RiffTube's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. RiffTube sells 6 in-app purchases, starting at $2.99 per month. Instrument String Log asks for nothing beyond the download.

## The numbers

| Metric | RiffTube | Instrument String Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | — |
| Size | 76 MB | 7 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Strive, Limited Liability Company](https://appshunter.io/developer/1669148658) | [Hiroki Tani](https://appshunter.io/developer/1876229838) |

## What reviewers say

### RiffTube

[App page](https://appshunter.io/ios/app/rifftube/id6756945989)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Go Pro Monthly | $2.99 | per month |
| Go Pro Yearly | $19.99 | per year |
| Buy me some picks | $2.99 | one-time |
| Buy me some strings | $9.99 | one-time |
| Go Pro! | $9.99 | one-time |
| Buy me a capo | $19.99 | one-time |


### Instrument String Log

[App page](https://appshunter.io/ios/app/instrument-string-log/id6792760472)

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

**In-app purchases:** none


## Frequently asked questions

### Is RiffTube free?

RiffTube is free to download, with in-app purchases available.

### Is Instrument String Log free?

Instrument String Log is free to download, with no in-app purchases.

### Do RiffTube or Instrument String Log have ads?

Both RiffTube and Instrument String Log show 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.*