# Watchbell vs KMSU

The clearest difference is review sentiment: KMSU at 100% against Watchbell's 25%. KMSU also leads on rating (5.0 vs 2.5) and ratings volume (18 vs 2). Watchbell's advantage is update cadence (daily vs every 6 months) and iOS requirement (13.0 vs 15.0). 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.

KMSU holds the better App Store score, 5.0 against 2.5. That said, the two scores are not equally well evidenced: KMSU has 18 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of Watchbell's written reviews are positive against 100% of KMSU's.

Watchbell ships an update daily, KMSU every 6 months. The most recent releases landed on June 1, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Watchbell | KMSU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/watchbell/id1481902080/reviews) | **[5.0 (18 ratings)](https://appshunter.io/ios/app/kmsu/id6444543718/reviews)** |
| Number of ratings | 2 | **18** |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 months |
| Monetization | Free | Free |
| Size | 3 MB | 40 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Philipp Wallrich](https://appshunter.io/developer/805229587) | [Minnesota State University, Mankato](https://appshunter.io/developer/669720174) |

## What reviewers say

### Watchbell

[App page](https://appshunter.io/ios/app/watchbell/id1481902080)

This app provides a variety of sound effects for your smartwatch, including bike bells, a cowbell, and a foghorn. It's designed to help you get noticed in various situations, from cycling to simply having fun. Ensure your watch is not in silent mode and no Bluetooth devices are connected to play the sounds.

**Highlights:** Variety of sound effects, Bike bell simulation, Cowbell sound, Foghorn sound, Attention-grabbing alerts, Fun sound effects

**In-app purchases:** none


### KMSU

[App page](https://appshunter.io/ios/app/kmsu/id6444543718)

Stream live radio, catch up on missed shows with DVR-like controls, and view the program schedule. Stay connected with news, events, and social media links.

**Highlights:** Live audio stream, DVR-like playback controls, Program schedule, On-demand content, Background listening, News and events

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

**In-app purchases:** none


## Frequently asked questions

### Is Watchbell free?

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

### Is KMSU free?

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

### Which has better reviews, Watchbell or KMSU?

KMSU is rated higher. Watchbell averages 2.5 out of 5 from 2 ratings, while KMSU averages 5.0 from 18 ratings.

### Do Watchbell or KMSU have ads?

Neither Watchbell nor KMSU shows ads.

### Which is updated more often, Watchbell or KMSU?

Watchbell ships an update daily, and KMSU every 6 months. Most recently, Watchbell was updated on June 1, 2026 and KMSU on September 8, 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.*