# Belty vs Kuttle

Belty and Kuttle are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Belty | Kuttle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/belty-belt-tuner/id6789591665/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | — |
| Monetization | Free | — |
| Size | 1 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Coby Lai](https://appshunter.io/developer/6789591667) | [BO WEI ZENG](https://appshunter.io/developer/6779979664) |

## What reviewers say

### Belty

[App page](https://appshunter.io/ios/app/belty-belt-tuner/id6789591665)

This app analyzes the frequency of a plucked timing belt to help you tune it accurately. It provides real-time feedback, historical data, and includes calculators for tension and belt length.

**Highlights:** Real-time frequency analysis, Live tuning indicator, Measurement history, Tension calculator, Belt length calculator, On-device processing

**Features:** macOS Compatibility

**In-app purchases:** none


### Kuttle

[App page](https://appshunter.io/ios/app/kuttle/id6814366373)

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

**In-app purchases:** none


## Frequently asked questions

### Is Belty free?

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

### Is Kuttle free?

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

### Do Belty or Kuttle have ads?

Neither Belty nor Kuttle shows ads.

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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.*