Comparison

CoolMonitor vs DEMT Fast Mechanics

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

CoolMonitor

Features
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CoolMonitor helps you grasp the status of your device at a glance. CPU usage, screen refresh rate, network activity, storage and heat status are all concentrated in a clear panel. After enabling the charging detection, the charging power can be continuously observed. The results are only saved on the device itself, making it convenient to compare different charging processes. Key data can also be viewed at any time through native floating display, real-time activities, dynamic island and home screen widgets. Core functions View CPU usage, screen refresh rate, network activity, storage and heat status β€’ Observe charging power β€’ Review the charging history saved on this device β€’ Continuously view key indicators through native system display β€’ Rich and diverse custom display methods. And switch between Simplified Chinese, English and Traditional Chinese at any time. Privacy policy: https://zhangthree.cn/privacy.html Terms of Use (EULA) : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

DEMT Fast Mechanics

Features
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DEMT FastMechanics brings expert, certified mobile auto repair and maintenance directly to your doorstepβ€”whether you're at home, at work, or stranded on the road. Skip the wait times and hassle of traditional repair shops with on-demand booking, transparent pricing, and trusted mechanics. From routine maintenance and battery jump-starts to advanced computer diagnostics and fleet servicing, DEMT FastMechanics makes vehicle care seamless, transparent, and reliable.

Screenshots

CoolMonitor4 screens
DEMT Fast Mechanics4 screens

Verdict

The call

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

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

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

ScorecardNo meaningful differences
CoolMonitor versus DEMT Fast Mechanics: the parameters behind the verdict, then further details
ParameterCoolMonitorDEMT Fast Mechanics
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.1 β€” better16.4
Further details β€” not scored
Size12 MB80 MB
Age rating17+4+
DeveloperZhangsan Software Co., Ltd., Enshi Prefecture, Hubei ProvinceMomo D. Taylor Jr.

In-app purchases

None

CoolMonitor

No in-app purchases

None

DEMT Fast Mechanics

No in-app purchases

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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