# VIGOCool vs Sunster

The clearest difference is update cadence: Sunster at every 2 weeks against VIGOCool's every 18 months. Sunster also leads on iOS requirement (13.0 vs 15.1). 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.

VIGOCool ships an update every 18 months, Sunster every 2 weeks. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | VIGOCool | Sunster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/sunster/id6745934134/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 24 MB | 58 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ENA LTD SP Z O O](https://appshunter.io/developer/1613443219) | [江苏百易德电子科技有限公司](https://appshunter.io/developer/1812800118) |

## What reviewers say

### VIGOCool

[App page](https://appshunter.io/ios/app/vigocool/id1613443217)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sunster

[App page](https://appshunter.io/ios/app/sunster/id6745934134)

Control your RV's parking air conditioning and heater remotely from your mobile device. Manage multiple devices with customizable scenes and receive real-time safety notifications for peace of mind.

**Highlights:** Remote climate control, Multi-device compatibility, Customizable scene control, Real-time safety notifications, Encrypted data transmission, Dual-factor authentication

**In-app purchases:** none


## Frequently asked questions

### Is VIGOCool free?

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

### Is Sunster free?

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

### Do VIGOCool or Sunster have ads?

Neither VIGOCool nor Sunster shows ads.

### Which is updated more often, VIGOCool or Sunster?

VIGOCool ships an update every 18 months, and Sunster every 2 weeks. Most recently, VIGOCool was updated on September 29, 2026 and Sunster on September 20, 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.*