# Watchbell vs Check1two Music Pro

The clearest difference is in-app purchases: Watchbell at none against Check1two Music Pro's 4. Watchbell also leads on update cadence (daily vs every 11 months). Check1two Music Pro's advantage is iOS requirement (11.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. Check1two Music Pro sells 4 in-app purchases, starting at $3.99 per month. Watchbell asks for nothing beyond the download.

Watchbell ships an update daily, Check1two Music Pro every 11 months. The most recent releases landed on November 3, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Watchbell | Check1two Music Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/watchbell/id1481902080/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | **Daily** | Every 11 months |
| Monetization | Free | — |
| Size | 3 MB | 38 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Philipp Wallrich](https://appshunter.io/developer/805229587) | [Manuel Tijerino](https://appshunter.io/developer/1072298951) |

## 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


### Check1two Music Pro

[App page](https://appshunter.io/ios/app/check1two-music-pro/id1556065770)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Check1Two Subscription | $3.99 | per month |
| Three Months Subscription | $9.99 | per 3 months |
| Six Months Subscription | $14.99 | per 6 months |
| 12 Months Subscription | $24.99 | per year |


## Frequently asked questions

### Is Watchbell free?

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

### Is Check1two Music Pro free?

Check1two Music Pro is free to download, with in-app purchases available.

### Which is updated more often, Watchbell or Check1two Music Pro?

Watchbell ships an update daily, and Check1two Music Pro every 11 months. Most recently, Watchbell was updated on November 3, 2026 and Check1two Music Pro on June 11, 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.*