# 4' 33" vs Loopy Pro

The clearest difference is price: Loopy Pro at Free against 4' 33"'s $0.99. Loopy Pro also leads on review sentiment (95% vs 64%) and update cadence (every 2 weeks vs every 11 months). 4' 33"'s advantage is in-app purchases (none vs 3) and iOS requirement (9.0 vs 13.0). On ads and device support there is nothing between them.

Loopy Pro is free to download; 4' 33" costs $0.99 up front. Loopy Pro sells 3 one-off in-app purchases. 4' 33" asks for nothing beyond the download.

Loopy Pro holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Loopy Pro has 991 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 64% of 4' 33"'s written reviews are positive against 95% of Loopy Pro's.

4' 33" ships an update every 11 months, Loopy Pro every 2 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 4' 33" | Loopy Pro |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.5 (13 ratings)](https://appshunter.io/ios/app/4-33-john-cage/id808378692/reviews) | **[4.8 (991 ratings)](https://appshunter.io/ios/app/loopy-pro-looper-daw-sampler/id1492670451/reviews)** |
| Number of ratings | 13 | **991** |
| Positive reviews | 64.3% of reviews | **95.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 70 MB | 66 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Larson Associates](https://appshunter.io/developer/553864921) | [A Tasty Pixel](https://appshunter.io/developer/300257827) |

## What reviewers say

### 4' 33"

[App page](https://appshunter.io/ios/app/4-33-john-cage/id808378692)

Experience and share a unique musical performance. Explore over 2,500 existing renditions of a conceptual piece. This app allows you to create and contribute your own silent performance.

**Highlights:** Create performances, Share performances, Listen to existing performances, Explore 2,500+ renditions

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

**In-app purchases:** none


### Loopy Pro

[App page](https://appshunter.io/ios/app/loopy-pro-looper-daw-sampler/id1492670451)

This app is a customizable music creation environment that combines live looping, sampling, and MIDI sequencing. It offers a flexible canvas for building performance setups, designing instruments, and integrating external gear. Enjoy a free trial before a one-time purchase.

**Highlights:** Live looping with advanced recording options, MIDI sequencing and piano roll editor, Plugin hosting for AUv3 instruments and effects, Customizable canvas with interactive controls, Multitrack session recording, Extensive MIDI controller support, Audio routing and mixing capabilities

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $14.99 | one-time |
| Internal Use Only | $26.99 | one-time |
| Unlock Loopy Pro | $29.99 | one-time |

**What reviewers like**

- 🚀 Powerful and flexible
- 👍 Highly customizable interface
- 🎨 Endless creative possibilities
- 🔥 Game-changing capabilities
- 💻 Replaces hardware loopers

**What reviewers complain about**

- 🤯 Steep learning curve
- 🐛 Occasional bugs and glitches
- 🔌 Requires external hardware for full functionality
- 💰 Relatively high price point

**Reported bugs**

- Audio cutting out randomly
- Crashes when loading large projects
- Issues with MIDI sync and control

**Requested features**

- MIDI looping functionality
- Improved audio editing capabilities
- Backup and restore options
- More built-in templates and presets
- Expanded Inter-App Audio support


## Frequently asked questions

### Is 4' 33" free?

4' 33" costs $0.99, with no in-app purchases.

### Is Loopy Pro free?

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

### Which has better reviews, 4' 33" or Loopy Pro?

Loopy Pro is rated higher. 4' 33" averages 4.5 out of 5 from 13 ratings, while Loopy Pro averages 4.8 from 991 ratings.

### Do 4' 33" or Loopy Pro have ads?

Neither 4' 33" nor Loopy Pro shows ads.

### Which is updated more often, 4' 33" or Loopy Pro?

4' 33" ships an update every 11 months, and Loopy Pro every 2 weeks. Most recently, 4' 33" was updated on November 6, 2026 and Loopy Pro on November 7, 2026.

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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.*