# CoolMonitor vs UULinker

The clearest difference is in-app purchases: CoolMonitor at none against UULinker's 2. UULinker's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. UULinker sells 2 one-off in-app purchases. CoolMonitor asks for nothing beyond the download.

CoolMonitor ships an update every 3 weeks, UULinker every 2 days. Both last shipped on November 13, 2026.

## The numbers

| Metric | CoolMonitor | UULinker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 12 MB | 11 MB |
| Requires iOS | **16.1** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Zhangsan Software Co., Ltd., Enshi Prefecture, Hubei Province](https://appshunter.io/developer/1838713545) | [德林 蒋](https://appshunter.io/developer/1799631664) |

## What reviewers say

### CoolMonitor

[App page](https://appshunter.io/ios/app/coolmonitor/id6792966365)

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

**In-app purchases:** none


### UULinker

[App page](https://appshunter.io/ios/app/uulinker/id6824041141)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| UULinker Pro Lifetime | $1.99 | one-time |


## Frequently asked questions

### Is CoolMonitor free?

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

### Is UULinker free?

UULinker is free to download, with in-app purchases available.

### Do CoolMonitor or UULinker have ads?

Neither CoolMonitor nor UULinker shows ads.

### Which is updated more often, CoolMonitor or UULinker?

CoolMonitor ships an update every 3 weeks, and UULinker every 2 days. Most recently, CoolMonitor was updated on November 13, 2026 and UULinker on November 13, 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.*