# KYNCHO vs 817 AUTO

The clearest difference is update cadence: 817 AUTO at every 2 days against KYNCHO's every 3 weeks. KYNCHO's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

KYNCHO ships an update every 3 weeks, 817 AUTO every 2 days. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | KYNCHO | 817 AUTO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/817-auto/id6809330677/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 25 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广州科骏诚汽车电子有限公司](https://appshunter.io/developer/1896476875) | [Samir Kaba](https://appshunter.io/developer/1870355074) |

## What reviewers say

### KYNCHO

[App page](https://appshunter.io/ios/app/kyncho/id6767456812)

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

**In-app purchases:** none


### 817 AUTO

[App page](https://appshunter.io/ios/app/817-auto/id6809330677)

Control your vehicle's ambient lighting system with this app. Customize colors, brightness, and create dynamic effects. Save your favorite scenes and connect easily via Bluetooth.

**Highlights:** Full color control, Independent lighting zone control, Adjustable brightness, Custom color presets, Dynamic lighting effects, Music-reactive lighting modes

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

**In-app purchases:** none


## Frequently asked questions

### Is KYNCHO free?

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

### Is 817 AUTO free?

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

### Do KYNCHO or 817 AUTO have ads?

Neither KYNCHO nor 817 AUTO shows ads.

### Which is updated more often, KYNCHO or 817 AUTO?

KYNCHO ships an update every 3 weeks, and 817 AUTO every 2 days. Most recently, KYNCHO was updated on October 6, 2026 and 817 AUTO on October 10, 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.*