# BFF.fm vs KALX

The clearest difference is rating: BFF.fm at 4.9 against KALX's 4.0. BFF.fm also leads on update cadence (every 2 months vs every 10 months) and ratings volume (53 vs 7). 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.

BFF.fm holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: BFF.fm has 53 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 86% of BFF.fm's written reviews are positive against 75% of KALX's.

BFF.fm ships an update every 2 months, KALX every 10 months. The most recent releases landed on September 10, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | BFF.fm | KALX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (53 ratings)](https://appshunter.io/ios/app/bfffm/id1601336930/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/kalx-fm/id6738583355/reviews) |
| Number of ratings | **53** | 7 |
| Positive reviews | **85.7% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 64 MB | 46 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Best Frequencies, Inc.](https://appshunter.io/developer/1454578864) | [University of California, Berkeley](https://appshunter.io/developer/413373017) |

## What reviewers say

### BFF.fm

[App page](https://appshunter.io/ios/app/bfffm/id1601336930)

Stream live community radio and explore a diverse range of music genres from garage to hip-hop. Access a library of podcasts, read blog posts, and even send voice messages to get on the air.

**Highlights:** Live radio streaming, Podcast library access, Pause and rewind live stream, Blog post updates, In-app voice mail submission

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

**In-app purchases:** none


### KALX

[App page](https://appshunter.io/ios/app/kalx-fm/id6738583355)

Listen to UC Berkeley's student and community radio station live from your device. Stream broadcasts from 90.7 FM and the web, bringing campus radio wherever you go.

**Highlights:** Live radio streaming, Access to 90.7 FM broadcast, Web stream access, UC Berkeley student radio

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

**In-app purchases:** none


## Frequently asked questions

### Is BFF.fm free?

BFF.fm is free to download, with no in-app purchases.

### Is KALX free?

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

### Which has better reviews, BFF.fm or KALX?

BFF.fm is rated higher. BFF.fm averages 4.9 out of 5 from 53 ratings, while KALX averages 4.0 from 7 ratings.

### Do BFF.fm or KALX have ads?

Neither BFF.fm nor KALX shows ads.

### Which is updated more often, BFF.fm or KALX?

BFF.fm ships an update every 2 months, and KALX every 10 months. Most recently, BFF.fm was updated on September 10, 2026 and KALX on August 18, 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.*