# OUTSIDIFY vs The Hum FM

The clearest difference is price: The Hum FM at Free against OUTSIDIFY's $5.99. The Hum FM also leads on update cadence (daily vs weekly). OUTSIDIFY's advantage is in-app purchases (none vs 3) and ratings volume (15 vs 1). On rating, ads and device support there is nothing between them.

The Hum FM is free to download; OUTSIDIFY costs $5.99 up front. The Hum FM sells 3 in-app purchases, starting at $3.99 per month. OUTSIDIFY asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for OUTSIDIFY against 5.0 for The Hum FM. That said, the two scores are not equally well evidenced: OUTSIDIFY has 15 ratings behind it against 1, so its average is the more settled of the two.

OUTSIDIFY ships an update weekly, The Hum FM daily. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | OUTSIDIFY | The Hum FM |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.9 (15 ratings)](https://appshunter.io/ios/app/outsidify/id6466588903/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/the-hum-fm/id6785284695/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Monetization | Paid | **Freemium** |
| Size | 8 MB | 2 MB |
| Requires iOS | **15.2** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BASTL INSTRUMENTS](https://appshunter.io/developer/1707501258) | [QUINTILIAN LLC](https://appshunter.io/developer/1881696799) |

## What reviewers say

### OUTSIDIFY

[App page](https://appshunter.io/ios/app/outsidify/id6466588903)

Explore and manipulate ambient sounds using your smartphone's microphone and speaker. Create unique audio effects, capture environmental resonances, and experiment with sound in real-world spaces. Unleash your creativity and discover new sonic possibilities.

**Highlights:** Create feedback loops, Manipulate external sounds, Use phone as resonant filter, Capture impulse responses, Explore real-world acoustics

**In-app purchases:** none


### The Hum FM

[App page](https://appshunter.io/ios/app/the-hum-fm/id6785284695)

Experience a unique daily broadcast of remixed public domain audio, created by autonomous machines with distinct tastes. Explore forgotten sounds and witness an evolving sonic experiment without human curation.

**Highlights:** Daily unique broadcasts, Remixed public domain audio, Machine-curated content, Full archive access with membership, Playlist creation, Members-only livestream

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $3.99 | per month |
| Yearly Membership | $34.99 | per year |
| Founders | $49.99 | one-time |


## Frequently asked questions

### Is OUTSIDIFY free?

OUTSIDIFY costs $5.99, with no in-app purchases.

### Is The Hum FM free?

The Hum FM is free to download, with in-app purchases available.

### Which has better reviews, OUTSIDIFY or The Hum FM?

The Hum FM is rated higher. OUTSIDIFY averages 4.9 out of 5 from 15 ratings, while The Hum FM averages 5.0 from 1 ratings.

### Do OUTSIDIFY or The Hum FM have ads?

Neither OUTSIDIFY nor The Hum FM shows ads.

### Which is updated more often, OUTSIDIFY or The Hum FM?

OUTSIDIFY ships an update weekly, and The Hum FM daily. Most recently, OUTSIDIFY was updated on October 27, 2026 and The Hum FM on October 9, 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.*