# The Mp3 Experiment vs BROAD/CAST

The clearest difference is rating: BROAD/CAST at 5.0 against The Mp3 Experiment's 3.8. BROAD/CAST also leads on update cadence (every 5 days vs every 9 months) and review sentiment (100% vs 78%). The Mp3 Experiment's advantage is ratings volume (12 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BROAD/CAST holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: The Mp3 Experiment has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 78% of The Mp3 Experiment's written reviews are positive against 100% of BROAD/CAST's.

The Mp3 Experiment ships an update every 9 months, BROAD/CAST every 5 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | The Mp3 Experiment | BROAD/CAST |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (12 ratings)](https://appshunter.io/ios/app/the-mp3-experiment/id537991205/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/broadcast/id6760603606/reviews)** |
| Number of ratings | **12** | 2 |
| Positive reviews | 78.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 5 days** |
| Monetization | Free | Free |
| Size | 39 MB | 35 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Improv Everywhere Productions, Inc.](https://appshunter.io/developer/1141107519) | [POINT.A](https://appshunter.io/developer/1726926543) |

## What reviewers say

### The Mp3 Experiment

[App page](https://appshunter.io/ios/app/the-mp3-experiment/id537991205)

This app synchronizes custom audio playback for participants in a live, participatory audio adventure. Users join an event, and the audio automatically plays in sync, guiding them through humorous, secret instructions in public spaces.

**Highlights:** Synchronized audio playback, Participatory audio adventures, Custom audio file synchronization, Automatic playback at event start, Live event guidance

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

**In-app purchases:** none


### BROAD/CAST

[App page](https://appshunter.io/ios/app/broadcast/id6760603606)

Experience live performances with synchronized audio streamed directly to your phone. Enjoy a shared listening experience with millisecond-perfect sync, adapting to your location within the venue. This app is designed exclusively for scheduled live events at participating locations.

**Highlights:** Millisecond-accurate audio synchronization, Automatic venue check-in, Bluetooth headphone compatibility, Offline-tolerant audio buffering, Battery-efficient design, Customizable audience mixes

**In-app purchases:** none


## Frequently asked questions

### Is The Mp3 Experiment free?

The Mp3 Experiment is free to download, with no in-app purchases.

### Is BROAD/CAST free?

BROAD/CAST is free to download, with no in-app purchases.

### Which has better reviews, The Mp3 Experiment or BROAD/CAST?

BROAD/CAST is rated higher. The Mp3 Experiment averages 3.8 out of 5 from 12 ratings, while BROAD/CAST averages 5.0 from 2 ratings.

### Do The Mp3 Experiment or BROAD/CAST have ads?

Neither The Mp3 Experiment nor BROAD/CAST shows ads.

### Which is updated more often, The Mp3 Experiment or BROAD/CAST?

The Mp3 Experiment ships an update every 9 months, and BROAD/CAST every 5 days. Most recently, The Mp3 Experiment was updated on November 1, 2026 and BROAD/CAST on October 31, 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.*