# CoolMonitor vs DEMT Fast Mechanics

CoolMonitor and DEMT Fast Mechanics are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | CoolMonitor | DEMT Fast Mechanics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 12 MB | 80 MB |
| Requires iOS | **16.1** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Zhangsan Software Co., Ltd., Enshi Prefecture, Hubei Province](https://appshunter.io/developer/1838713545) | [Momo D. Taylor Jr.](https://appshunter.io/developer/6816922164) |

## What reviewers say

### CoolMonitor

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

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

**In-app purchases:** none


### DEMT Fast Mechanics

[App page](https://appshunter.io/ios/app/demt-fast-mechanics/id6799478535)

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

**In-app purchases:** none


## Frequently asked questions

### Is CoolMonitor free?

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

### Is DEMT Fast Mechanics free?

DEMT Fast Mechanics is free to download, with no in-app purchases.

### Do CoolMonitor or DEMT Fast Mechanics have ads?

Neither CoolMonitor nor DEMT Fast Mechanics shows ads.

### Which is updated more often, CoolMonitor or DEMT Fast Mechanics?

CoolMonitor ships an update every 3 weeks, and DEMT Fast Mechanics every 3 weeks. Most recently, CoolMonitor was updated on October 31, 2026 and DEMT Fast Mechanics on November 6, 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.*