Comparison

Device Kit vs File Type

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

Head to head
About

Device Kit

Monitor your device's core health in real-time, including CPU temperature, usage, network speed, and battery status. Access a suite of practical tools and utilize dynamic island and floating widgets for at-a-glance information.

Highlights
  • Real-time CPU temperature and usage monitoring
  • Network speed and data usage tracking
  • Comprehensive battery status insights
  • Dynamic Island and floating widgets
  • Charging power detection and statistics
  • 18 practical system, network, and sensor tools
  • Home and lock screen widgets
Features
Read full description

Device Kit — Your iPhone's All-in-One Health Checker, Take Full Control of Your Device in Real Time! Ever wonder how hot your phone really is? How fast is it charging? Is your CPU about to max out? Is your network being throttled? Device Kit gives you the most intuitive, real-time, and comprehensive answers. ▸▸ Core Monitoring at a Glance ◂◂ CPU Temperature — Real-time device temperature with smart estimates for battery and body temperature. 6-level thermal warning system alerts you before your phone overheats. CPU Usage — Real-time CPU utilization monitoring with user/system/idle breakdowns, plus historical trend charts to track load changes. Network Speed — Real-time speed for both Wi-Fi and cellular networks. Monitor upload/download speeds, peak speeds, and daily data usage stats. Battery Status — Charge level, charging state, low-power mode, thermal status — full battery health insights. Memory & Storage — Used/total capacity with breakdowns, storage usage percentage — say goodbye to storage anxiety. ▸▸ Dynamic Island & Floating Widgets — Desktop Monitoring ◂◂ Dynamic Island Live Monitor — No need to open the app. While your phone is locked or you're using other apps, the Dynamic Island shows real-time CPU temperature, network speed, and CPU usage with live updates. Picture-in-Picture Floating Widget — A persistent floating window on your home screen monitors network speed, temperature, and CPU. Drag it anywhere, use it while doing other tasks — true desktop-level monitoring experience. Motion Tracker on Dynamic Island — While recording motion trajectory, the Dynamic Island displays real-time distance, duration, and speed. ▸▸ Charging Power Detection ◂◂ Real-time Power Estimation — Detects charging power (W) in real time, telling you whether it's slow charging, standard charging, or fast charging. Charging Speed Rating — Slow / Standard / Fast / Ultra — clear at a glance. Charging Statistics — Duration, peak power, and total energy charged — a complete charging report. History Log — Every charging session is automatically saved for later review and comparison. ▸▸ 18 Practical Tools ◂◂ 【System Tools】 Flashlight (9 blink modes with brightness adjustment), Haptic Feedback, Multi-Touch Test, Motion Tracker 【Network Tools】 Ping, Telnet, SSH (Pro) 【Utility Tools】 QR Code Generator, Decibel Meter, Password Generator 【Sensor Tools】 Compass, GPS, Gyroscope, Magnetometer, Barometer, Altimeter, Proximity Sensor 【Display Tools】 Color & Brightness Adjustment 【Environment Tools】 Weather (Pro) ▸▸ Home Screen Widgets ◂◂ Home Screen Widgets — Uptime, Weather, CPU, Temperature, Memory, Storage, Clock, Device Info, Quick Actions. Available in Small, Medium, and Large sizes. Lock Screen Widgets — Weather, Storage, Uptime — check key info without unlocking. 【Auto-Renewable Subscription Terms】 Pro membership is an auto-renewing subscription billed monthly or yearly. Payment will be charged to your Apple ID account upon confirmation of purchase. The subscription will automatically renew within 24 hours prior to the end of the current period unless auto-renew is turned off at least 24 hours before the end of the current period. To cancel, please turn off auto-renewal in Settings > Apple ID > Subscriptions at least 24 hours before the current period ends. You can manage or cancel your subscription anytime after purchase in your account settings. Any unused portion of a free trial period (if offered) will be forfeited when you purchase a subscription. 【Privacy Policy & Terms of Service】 Privacy Policy: https://device-kit.pages.dev/private Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Download Device Kit and keep your device under your complete control!

About

File Type

Features
Read full description

Confused by an unknown file extension? Wondering which app can open a specific file? File Type is the ultimate offline file extension dictionary and format reference app for identifying, understanding, and exploring thousands of file types instantly. Whether you're a developer, student, IT professional, content creator, or everyday user, File Type helps you quickly discover what a file is, which software created it, and how to open it. With a massive offline database and lightning-fast search, you can identify file formats anytime without needing an internet connection. KEY FEATURES • Massive File Extension Database Explore thousands of file extensions including documents, images, videos, audio, archives, system files, developer formats, and more. • 100% Offline Access No internet required. Search and browse file types anywhere, anytime. • Instant File Identification Quickly understand unknown file extensions and discover compatible software or apps. • Smart Categories Browse organized categories including PDF, ZIP, MP4, EXE, APK, PSD, HTML, JSON, DOCX, and many more. • A–Z File Directory Easily navigate the complete alphabetical directory of file formats and extensions. • Fast Search Experience Find file information instantly with a clean, optimized, and user-friendly interface. • Modern Design Enjoy a beautiful experience with Dark Mode support and distraction-free navigation. WHY DOWNLOAD FILE TYPE? • Identify unknown files instantly • Learn which apps open specific formats • Improve productivity and workflow • Perfect for students, developers, and professionals • Access information completely offline Stop guessing file formats and extensions. Download File Type today and carry the ultimate file extension encyclopedia in your pocket.

Screenshots

Device Kit4 screens
File Type4 screens

Verdict

The call

The clearest difference is ads: Device Kit at none against File Type's shown. Device Kit also leads on iOS requirement (17.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Device Kit sells 4 in-app purchases, starting at $3.99 per month and File Type sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 8 level
Device Kit versus File Type: the parameters behind the verdict, then further details
ParameterDevice KitFile Type
PriceFreeFree
Rating4.9 (94 ratings) — better—
Positive reviews77.4% of reviews—
Number of ratings94 — better—
Update frequencyEvery 10 days—
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size37 MB12 MB
Age rating4+4+
DeveloperShuyang Fan Ziyang Software Development Studio (Individually Owned Business)Apurba Saha Bipo

In-app purchases

4 purchases

Device Kit

Subscriptions2
  • Monthly subscription$3.991 Month
  • Yearly subscription$7.991 Year
One-time2
  • Lifetime Membership$12.99
  • Lifetime Membership$14.99
7 purchases

File Type

One-time7
  • Espresso Tip$1.99
  • Americano Tip$2.99
  • Latte Tip$3.99
Show 4 more
  • Cappuccino Tip$4.99
  • Mocha Tip$5.99
  • Iced Coffee Tip$6.99
  • Iced Latte Tip$7.99

Questions

Is Device Kit free?
Device Kit is free to download, with in-app purchases available.
Is File Type free?
File Type is free to download, with in-app purchases available.
Do Device Kit or File Type have ads?
File Type shows ads; Device Kit does not.

Other comparisons