Comparison

Protractor vs Angle Protractor Finder Tool

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

Head to head
About

Protractor

Measure angles precisely using your phone's screen, gyroscope, or camera. Offers smart presets, real-time feedback with high accuracy, and calibration features to adapt to various situations.

Highlights
  • 3-in-1 measurement modes
  • Smart angle presets with alerts
  • Hyper-responsive feedback (≤0.5° accuracy)
  • Auto dynamic compensation calibration
  • Anti-shake technology for motion scenes
  • Screen lock for measurements
Features
Read full description

Ditch bulky tools! Measure angles precisely anywhere with just your phone. *** Features *** ► Full-Scene Precision Measurement * 3-in-1 Modes: Screen Protractor / Gyroscope Protractor/ Camera Protractor, adapt to different scenarios. * Smart Angle Preset: Input target angles for instant deviation alerts. * Hyper-Responsive Feedback: Real-time tracking with ≤0.5° accuracy. ► Triple-Calibration Assurance * Auto Dynamic Compensation: Device-position-aware baseline calibration * Anti-Shake Tech: 80% accuracy boost in motion scenes (Gyroscope Mode) * Screen lock: Freeze measurements instantly to prevent accidental touches. ► Contact Us * Email: ceo@noadit.com

About

Angle Protractor Finder Tool

Features
Read full description

Transform your iPhone into a professional-grade protractor with precision angle measurement capabilities. Protractor is a cutting-edge angle measurement application that leverages your device's advanced motion sensors to deliver laboratory-grade accuracy. Whether you're a professional engineer, architect, educator, or DIY enthusiast, this app provides the precision tools you need for any angle measurement task. Key Features: High-Precision Measurement • Multi-axis measurement system (Roll, Pitch, Yaw) • Real-time angle detection with 0.1-second update rate • Adjustable precision from 0–3 decimal places • Full 360° measurement range with smart normalization Smart Calibration System • Automatic calibration with stability detection • Manual calibration with reference angle input • Multi-point calibration for enhanced accuracy • Environmental adaptation for temperature and magnetic field changes Professional Tools • Visual protractor with traditional design • Compass mode for professional applications • Preset angle markers (0°, 15°, 30°, 45°, 60°, 90°, etc.) • Advanced angle calculator with trigonometric functions Data Management • Session-based measurement recording • Project organization and management • Export data in JSON and CSV formats • System-wide sharing capabilities Rich Feedback System • Multi-sensory feedback (sound, haptic, visual) • Customizable preset angle notifications • Professional angle classification (acute, right, obtuse, etc.) • Real-time device orientation display Advanced Analytics • Statistical analysis (average, min, max, standard deviation) • Time-based trend analysis • Data visualization with charts and graphs • Multi-session comparison tools Perfect for: • Engineers and architects for precise measurements • Educators for teaching geometry and trigonometry • Students for mathematics and physics studies • DIY enthusiasts for home improvement projects • Professionals requiring accurate angle verification Technical Excellence • Built with SwiftUI for modern iOS experience • CoreMotion integration for sensor accuracy • Optimized for battery efficiency • Universal device compatibility • Accessibility features included Download Protractor today and experience the future of angle measurement on your iPhone!

Screenshots

Protractor4 screens
Angle Protractor Finder Tool4 screens

Verdict

The call

The clearest difference is in-app purchases: Angle Protractor Finder Tool at none against Protractor's 6. Protractor's advantage is ads (none vs shown). On price, device support and iOS requirement 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 sells 6 in-app purchases, starting at $4.99 per month. Angle Protractor Finder Tool asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Protractor versus Angle Protractor Finder Tool: the parameters behind the verdict, then further details
ParameterProtractorAngle Protractor Finder Tool
PriceFreeFree
Rating1.8 (6 ratings) — better—
Positive reviews63.6% of reviews—
Number of ratings6 — better—
Update frequencyEvery 5 weeks—
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.6 — better
Further details — not scored
Size7 MB3 MB
Age rating4+17+
DeveloperNoadit, Inc.广州艾拉网络技术有限公司

In-app purchases

6 purchases

Protractor

Subscriptions1
  • VIP3 Days trial$4.991 Month
One-time5
  • Bubble Tea$0.99
  • Sponsor$4.99
  • Coffee$4.99
Show 2 more
  • Sponsor$19.99
  • Sponsor$99.99
None

Angle Protractor Finder Tool

No in-app purchases

Questions

Is Protractor free?
Protractor is free to download, with in-app purchases available.
Is Angle Protractor Finder Tool free?
Angle Protractor Finder Tool is free to download, with no in-app purchases.
Do Protractor or Angle Protractor Finder Tool have ads?
Angle Protractor Finder Tool shows ads; Protractor does not.

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