# Rivet 04 vs Choppa

The clearest difference is price: Rivet 04 at Free against Choppa's $4.99. Choppa's advantage is in-app purchases (none vs 3) and device support. On iOS requirement there is nothing between them.

Rivet 04 is free to download; Choppa costs $4.99 up front. Rivet 04 sells 3 one-off in-app purchases. Choppa asks for nothing beyond the download.

## The numbers

| Metric | Rivet 04 | Choppa |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[4.3 (6 ratings)](https://appshunter.io/ios/app/choppa-live-sampler/id6759894845/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Paid |
| Size | 4 MB | 10 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Joe Topjian](https://appshunter.io/developer/1860697112) | [Elijah Lucian](https://appshunter.io/developer/1881481954) |

## What reviewers say

### Rivet 04

[App page](https://appshunter.io/ios/app/rivet-04-comb/id6758967505)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip - Small | $0.99 | one-time |
| Tip - Medium | $1.99 | one-time |
| Tip - Large | $3.99 | one-time |


### Choppa

[App page](https://appshunter.io/ios/app/choppa-live-sampler/id6759894845)

Record audio, chop it into playable pads, and manipulate it like an instrument. This app offers advanced features like vinyl scratching, chord progressions, and wireless DAW integration for musicians and producers.

**Highlights:** Record and chop audio to pads, Vinyl scratching and pitch bending, Chord progressions and layered harmonies, Auto-chop by transient or pitch, Wireless DAW integration (Ableton Link), AUv3 plugin support, Multiple input sources

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

**In-app purchases:** none


## Frequently asked questions

### Is Rivet 04 free?

Rivet 04 is free to download, with in-app purchases available.

### Is Choppa free?

Choppa costs $4.99, with no in-app purchases.

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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.*