# Kello vs Classic Repeater

The clearest difference is price: Classic Repeater at Free against Kello's $9.99. Classic Repeater also leads on rating (5.0 vs 2.8). Kello's advantage is in-app purchases (none vs 1) and update cadence (every 3 months vs every 6 months). On ads and device support there is nothing between them.

Classic Repeater is free to download; Kello costs $9.99 up front. Classic Repeater sells 1 one-off in-app purchase. Kello asks for nothing beyond the download.

Classic Repeater holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: Kello has 5 ratings behind it against 1, so its average is the more settled of the two.

Kello ships an update every 3 months, Classic Repeater every 6 months. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Kello | Classic Repeater |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [2.8 (5 ratings)](https://appshunter.io/ios/app/kello/id380539253/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/classic-repeater/id6757369776/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 37.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 11 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Coldflower Design Corp.](https://appshunter.io/developer/380539256) | [Substruct, LLC](https://appshunter.io/developer/1866422162) |

## What reviewers say

### Kello

[App page](https://appshunter.io/ios/app/kello/id380539253)

This app analyzes the accuracy of mechanical watches by listening to their ticking sounds through your device's microphone. It compares the watch's rhythm to the precise system clock to reveal timekeeping differences. Supports a wide range of watch frequencies and offers guidance on identifying mechanical timepieces.

**Highlights:** Microphone-based watch sound analysis, Comparison to iOS system clock, Automatic detection of 8 common watch frequencies, Guidance on identifying mechanical watches, Displays timekeeping differences

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Innovative watch timing solution at affordable price
- ✅ Accurate readings when properly configured
- 🎯 Correctly identifies beat frequency (BPH)
- ⚙️ Useful for watch regulation and adjustment
- 📱 Portable alternative to expensive timing machines

**What reviewers complain about**

- 🎙️ Highly sensitive to microphone quality and placement
- 🔇 Requires extremely quiet environment to function
- 📊 Inconsistent readings even in same position
- ⚠️ Frequent signal detection failures
- 🔄 High variability in results between measurements

**Reported bugs**

- App crashes on iPhone 5 and iOS 6
- Signal detection fails inconsistently
- Frequency auto-detection varies wildly on same watch
- Unstable signal readings despite strong initial signal
- App hangs on 'determine frequency' step

**Requested features**

- History log and data storage for watches
- Graphical representation of timing data over time
- Average readings over longer time periods
- Watch profile saving functionality
- Beat error measurement capability


### Classic Repeater

[App page](https://appshunter.io/ios/app/classic-repeater/id6757369776)

This app brings the traditional minute repeater complication to your wrist. Hear the current time announced through authentic chimes from vintage timepieces or fun sound packs with a simple tap. It's designed for Apple Watch, offering audio or haptic feedback for discreet time-telling.

**Highlights:** Minute repeater complication, Authentic recorded chimes, Multiple sound packs, Watch-first design, Audio and haptic modes, Configurable reminders, iPhone companion app

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classic Repeater Chimes | $1.99 | one-time |


## Frequently asked questions

### Is Kello free?

Kello costs $9.99, with no in-app purchases.

### Is Classic Repeater free?

Classic Repeater is free to download, with in-app purchases available.

### Which has better reviews, Kello or Classic Repeater?

Classic Repeater is rated higher. Kello averages 2.8 out of 5 from 5 ratings, while Classic Repeater averages 5.0 from 1 ratings.

### Do Kello or Classic Repeater have ads?

Neither Kello nor Classic Repeater shows ads.

### Which is updated more often, Kello or Classic Repeater?

Kello ships an update every 3 months, and Classic Repeater every 6 months. Most recently, Kello was updated on October 18, 2026 and Classic Repeater on October 9, 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.*