# Jazz91 KCSM vs BFF.fm

The clearest difference is review sentiment: BFF.fm at 86% against Jazz91 KCSM's 43%. BFF.fm also leads on rating (4.9 vs 3.5) and ads (none vs shown). On price, ratings volume, in-app purchases and device support 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 3.5. Both are backed by a comparable volume of ratings — 67 and 57 respectively. Written reviews point the same way: 43% of Jazz91 KCSM's written reviews are positive against 86% of BFF.fm's.

Jazz91 KCSM ships an update every 6 months, BFF.fm every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Jazz91 KCSM | BFF.fm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (67 ratings)](https://appshunter.io/ios/app/jazz91-kcsm-fm/id430837955/reviews) | **[4.9 (57 ratings)](https://appshunter.io/ios/app/bfffm/id1601336930/reviews)** |
| Number of ratings | **67** | 57 |
| Positive reviews | 42.6% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 12 MB | 64 MB |
| Requires iOS | 18.2 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [KCSM](https://appshunter.io/developer/430837958) | [Best Frequencies, Inc.](https://appshunter.io/developer/1454578864) |

## What reviewers say

### Jazz91 KCSM

[App page](https://appshunter.io/ios/app/jazz91-kcsm-fm/id430837955)

Listen to a diverse range of jazz music, including Bop, Cool, Latin, and Blues, 24/7. Enjoy commercial-free broadcasts from the San Francisco Bay Area with excellent sound quality.

**Highlights:** 24/7 jazz broadcasts, Commercial-free listening, Diverse jazz genres, High-quality streaming, Veteran announcer handpicked music

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎶 Great music selection
- 🎧 Good sound quality
- 📱 Track ID on lock screen
- 👍 Better than other platforms
- 🌟 Supports public radio

**What reviewers complain about**

- ❌ AirPlay not working
- 📺 Intrusive ads
- 🐛 Buggy and inconsistent performance
- 🚫 App doesn't work (blank screen)
- 📉 Stops when phone locks/app minimized

**Reported bugs**

- Doesn't AirPlay anymore
- Sleep timer needs work
- Drops signal completely at random
- Simply doesn't work
- App doesn't work (blank screen and silence)

**Requested features**

- Put AirPlay control back
- Improve sleep timer
- Make Mac version a full app
- Add year of track release
- Click through to album notes/Amazon


### 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


## Frequently asked questions

### Is Jazz91 KCSM free?

Jazz91 KCSM is free to download, with no in-app purchases.

### Is BFF.fm free?

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

### Which has better reviews, Jazz91 KCSM or BFF.fm?

BFF.fm is rated higher. Jazz91 KCSM averages 3.5 out of 5 from 67 ratings, while BFF.fm averages 4.9 from 57 ratings.

### Do Jazz91 KCSM or BFF.fm have ads?

Jazz91 KCSM shows ads; BFF.fm does not.

### Which is updated more often, Jazz91 KCSM or BFF.fm?

Jazz91 KCSM ships an update every 6 months, and BFF.fm every 2 months. Most recently, Jazz91 KCSM was updated on November 1, 2026 and BFF.fm on November 3, 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.*