Comparison

Protractor Angle Measure App vs Device Kit

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

Head to head
About

Protractor Angle Measure App

This tool allows for instant and accurate angle measurements using a digital protractor, camera overlay, and ruler. It supports 180° and 360° measurements, ideal for students, engineers, builders, and DIYers for various projects.

Highlights
  • Accurate digital protractor
  • 180° & 360° measurement
  • Camera overlay for real-time angles
  • Ruler mode for line measurement
  • Angle lock and precision control
  • Simple, distraction-free interface
Features
Read full description

Protractor: Angle Finder is a clean, simple, and accurate tool for measuring angles instantly. Designed for students, engineers, builders, DIY enthusiasts, and anyone who needs fast, reliable measurements. Use the digital protractor, camera overlay, and ruler to measure 180° or 360° angles with precision. Rotate, align, and zoom objects easily for math, carpentry, or design projects. Key Features Accurate digital protractor – measure angles with confidence 180° & 360° measurement – perfect for any project Camera protractor – overlay angles in real time Ruler mode – measure straight lines Angle lock & precision control – avoid mistakes Simple, clean interface – distraction-free design Perfect for school, DIY, construction, or design Whether measuring angles on paper, screens, or objects through your camera, this app makes every measurement fast, accurate, and easy. Who Needs This App? Students learning geometry Engineers and architects DIY enthusiasts and hobbyists Builders and carpenters Designers and illustrators Subscription Details Savory All Access Monthly: $7.99 Yearly: $34.99 Auto-renews unless canceled Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.e-droid.net/privacy.php?ida=3820332&idl=en Download Now Measure angles in seconds with Protractor: Angle Finder – precise, reliable, and simple for every project.

About

Device Kit

Monitor your device's hardware performance in real-time with detailed CPU, memory, and battery usage. Access a suite of practical tools including weather, network diagnostics, and sensors. Visualize historical data with customizable charts and home screen widgets.

Highlights
  • Real-time CPU, memory, and battery monitoring
  • Visual data charts for performance trends
  • Picture-in-Picture mode for continuous monitoring
  • Customizable home screen widgets
  • Pro Toolbox with system, environment, and network tools
  • Sensor data including compass and barometer
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!

Screenshots

Protractor Angle Measure App4 screens
Device Kit4 screens

Verdict

The call

The clearest difference is review sentiment: Device Kit at 77% against Protractor Angle Measure App's 33%. Device Kit also leads on rating (4.9 vs 2.3) and ads (none vs shown). Protractor Angle Measure App's advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases, monetization model 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. Protractor Angle Measure App sells 3 in-app purchases, starting at $3.99 per month and Device Kit sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Device Kit holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: Device Kit has 88 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Protractor Angle Measure App's written reviews are positive against 77% of Device Kit's.

UpkeepUpdate frequency

Protractor Angle Measure App ships an update every 4 months, Device Kit every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 4 level
Protractor Angle Measure App versus Device Kit: the parameters behind the verdict, then further details
ParameterProtractor Angle Measure AppDevice Kit
PriceFreeFree
Rating2.3 (4 ratings)4.9 (88 ratings) — better
Positive reviews33.3% of reviews77.4% of reviews — better
Number of ratings488 — better
Update frequencyEvery 4 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size57 MB36 MB
Age rating4+4+
DeveloperEbenezer OtengShuyang Fan Ziyang Software Development Studio (Individually Owned Business)

Customer experience

Protractor Angle Measure App

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%
Written reviews6 reviews
Positive33.3%
Neutral16.7%
Negative50.0%

Device Kit

All ratings88 ratings
Positive97.7%
Neutral0.0%
Negative2.3%
Written reviews53 reviews
Positive77.4%
Neutral3.8%
Negative18.9%

In-app purchases

3 purchases

Protractor Angle Measure App

Subscriptions2
  • Premium Monthly$3.991 Month
  • Premium Yearly$39.991 Year
One-time1
  • Lifetime access$9.99
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

Questions

Is Protractor Angle Measure App free?
Protractor Angle Measure App is free to download, with in-app purchases available.
Is Device Kit free?
Device Kit is free to download, with in-app purchases available.
Which has better reviews, Protractor Angle Measure App or Device Kit?
Device Kit is rated higher. Protractor Angle Measure App averages 2.3 out of 5 from 4 ratings, while Device Kit averages 4.9 from 88 ratings.
Do Protractor Angle Measure App or Device Kit have ads?
Protractor Angle Measure App shows ads; Device Kit does not.
Which is updated more often, Protractor Angle Measure App or Device Kit?
Protractor Angle Measure App ships an update every 4 months, and Device Kit every 10 days. Most recently, Protractor Angle Measure App was updated on October 24, 2026 and Device Kit on October 25, 2026.

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