# Koolmesh vs HAISEN BLUE

The clearest difference is update cadence: Koolmesh at monthly against HAISEN BLUE's every 19 months. HAISEN BLUE's advantage is iOS requirement (12.0 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.

Koolmesh ships an update monthly, HAISEN BLUE every 19 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Koolmesh | HAISEN BLUE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/haisen-blue/id1661518162/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Monetization | — | Free |
| Size | 34 MB | 187 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [KOOLMESH TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1483721877) | [Haisen](https://appshunter.io/developer/1294991738) |

## What reviewers say

### Koolmesh

[App page](https://appshunter.io/ios/app/koolmesh/id1483721878)

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

**In-app purchases:** none


### HAISEN BLUE

[App page](https://appshunter.io/ios/app/haisen-blue/id1661518162)

This app offers advanced Bluetooth control for devices, enabling remote operation and group management. It excels in device management and energy monitoring, synchronizing data wirelessly to the cloud for easy access on mobile and computer.

**Highlights:** User-friendly control interface, Remote device control, Group management, Device status monitoring, Energy monitoring, Cloud data synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Koolmesh free?

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

### Is HAISEN BLUE free?

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

### Do Koolmesh or HAISEN BLUE have ads?

Neither Koolmesh nor HAISEN BLUE shows ads.

### Which is updated more often, Koolmesh or HAISEN BLUE?

Koolmesh ships an update monthly, and HAISEN BLUE every 19 months. Most recently, Koolmesh was updated on November 3, 2026 and HAISEN BLUE on November 3, 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.*