# Kstert vs HeyCyan

Kstert and HeyCyan both sit at 2.6 stars, but that hides the real split: 37% of Kstert's written reviews are positive against 23% of HeyCyan's. HeyCyan's advantage is ratings volume (329 vs 59). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.6 for Kstert against 2.7 for HeyCyan. That said, the two scores are not equally well evidenced: HeyCyan has 329 ratings behind it against 59, so its average is the more settled of the two. Written reviews are what separate them: 37% of Kstert's written reviews are positive against 23% of HeyCyan's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Kstert | HeyCyan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (59 ratings)](https://appshunter.io/ios/app/kstert/id6476297297/reviews) | **[2.7 (329 ratings)](https://appshunter.io/ios/app/heycyan/id6742974094/reviews)** |
| Number of ratings | 59 | **329** |
| Positive reviews | **36.8% of reviews** | 23.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 105 MB | 250 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Aierweile Electronics Co., Ltd](https://appshunter.io/developer/1777735349) | [Shenzhen Qingcheng Future Technology Co., Ltd.](https://appshunter.io/developer/1800632657) |

## What reviewers say

### Kstert

[App page](https://appshunter.io/ios/app/kstert/id6476297297)

Control Bluetooth devices and connect with friends through integrated social features. Discover new and exciting ways to interact with your devices and community.

**Highlights:** Bluetooth device control, Integrated social features, Discover new gameplay, Connect with friends

**Features:** macOS Compatibility

**In-app purchases:** none


### HeyCyan

[App page](https://appshunter.io/ios/app/heycyan/id6742974094)

Connect your smart glasses to your smartphone for Bluetooth control, battery monitoring, and WiFi hotspot creation. Manage media, create hotspots, and access AI agents directly from your phone.

**Highlights:** Bluetooth pairing and control, Battery and network monitoring, WiFi hotspot creation, Media export and synchronization, AI agent integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Kstert free?

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

### Is HeyCyan free?

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

### Which has better reviews, Kstert or HeyCyan?

HeyCyan is rated higher. Kstert averages 2.6 out of 5 from 59 ratings, while HeyCyan averages 2.7 from 329 ratings.

### Do Kstert or HeyCyan have ads?

Neither Kstert nor HeyCyan shows ads.

### Which is updated more often, Kstert or HeyCyan?

Kstert ships an update every 3 weeks, and HeyCyan every 3 weeks. Most recently, Kstert was updated on October 30, 2026 and HeyCyan on November 4, 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.*