# RoundBell vs CornerBell Timer

The clearest difference is in-app purchases: RoundBell at none against CornerBell Timer's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CornerBell Timer sells 1 one-off in-app purchase. RoundBell asks for nothing beyond the download.

RoundBell ships an update every 5 days, CornerBell Timer every 6 days. The most recent releases landed on September 20, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | RoundBell | CornerBell Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | Free | — |
| Size | 3 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Starcrown Inc](https://appshunter.io/developer/1082624152) | [Kojiro Fujisaka](https://appshunter.io/developer/6782241864) |

## What reviewers say

### RoundBell

[App page](https://appshunter.io/ios/app/roundbell-boxing-timer/id6761452918)

This interval timer app is designed for boxing, kickboxing, and martial arts training. It offers customizable round times, audio cues, and voice alerts to keep you on track during workouts. Save your preferred settings for quick access and enjoy a clear, large display visible from a distance.

**Highlights:** Customizable round and interval times, Gong and horn sound alerts, Audio countdowns and voice notifications, Save and load custom presets, Haptic feedback for notifications, Screen wake lock for continuous display

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

**In-app purchases:** none


### CornerBell Timer

[App page](https://appshunter.io/ios/app/cornerbell-timer/id6785763230)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CornerBell Pro | $5.99 | one-time |


## Frequently asked questions

### Is RoundBell free?

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

### Is CornerBell Timer free?

CornerBell Timer is free to download, with in-app purchases available.

### Do RoundBell or CornerBell Timer have ads?

Neither RoundBell nor CornerBell Timer shows ads.

### Which is updated more often, RoundBell or CornerBell Timer?

RoundBell ships an update every 5 days, and CornerBell Timer every 6 days. Most recently, RoundBell was updated on September 20, 2026 and CornerBell Timer on September 15, 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.*