# Index Theremin vs Tapestra

The clearest difference is in-app purchases: Index Theremin at none against Tapestra's 3. Tapestra's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Tapestra sells 3 in-app purchases, starting at $2.99 per 7 days. Index Theremin asks for nothing beyond the download.

## The numbers

| Metric | Index Theremin | Tapestra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 1 MB | 58 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NOAH REMI FINN BESENDORFER STAHLHACKE](https://appshunter.io/developer/1836253254) | [伟 马](https://appshunter.io/developer/379217183) |

## What reviewers say

### Index Theremin

[App page](https://appshunter.io/ios/app/index-theremin/id6818808236)

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

**In-app purchases:** none


### Tapestra

[App page](https://appshunter.io/ios/app/tapestra/id6824508037)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tapestra Pro — Weekly | $2.99 | per 7 days |
| Tapestra Pro — Monthly | $6.99 | per month |
| Tapestra Pro — Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Index Theremin free?

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

### Is Tapestra free?

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

### Do Index Theremin or Tapestra have ads?

Neither Index Theremin nor Tapestra 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.*