Report updated Apr 2, 2026
Protractor
Casual users, students, or DIY enthusiasts who need a quick and simple way to measure angles on the go.
What Is Protractor?
Launched Apr 12, 2022
Updated Jul 2025
What does it look like?
What are the key features?
Digital tool to measure angles using the device's interface
What do users think? iIndependent intel reports to help builders create better apps or enhance existing ones. Still in beta, accuracy and relevancy get better every day. For informational purposes only.
Gathering public signals...
Sentiment analysis will be available once enough user reviews are collected.
What are the pros and cons?
Pros
- Zero-cost barrier to entry
- Minimalist design
- Focused utility
Cons
- No monetization strategy
- Stagnant development
- Lack of user engagement
- Basic feature set
What is the market outlook?
Growth Opportunities
- AR integration
- Expansion into a measurement suite
- Educational market targeting
Market Threats
- Native OS measurement tools
- Established competitors
- Low discoverability
Who competes with Protractor?
Contenders
Clinometer + bubble level
Peter Breitling
A broader utility tool that includes angle measurement as a core feature alongside leveling.
Same Space
Tape Measure™
Level Labs, LLC
The native OS tool that provides distance and angle measurement, serving as the primary barrier to entry for third-party apps.
New Kids on the Block
AR Ruler: Digital Tape Measure
★4.7 (929)Grymala sp. z o.o.
Leverages ARKit to provide advanced measurement capabilities that make static protractor apps feel outdated.
What are the key takeaways?
Protractor is a divisive tools app that is completely free.
Best for: Casual users, students, or DIY enthusiasts who need a quick and simple way to measure angles on the go.
How much does it cost?
Model: free
The app appears to be a simple, ad-supported or utility-focused tool with no visible monetization strategy or premium tiers.
Android Version
1.2
Release Date
Apr 12, 2022
Android Price
Free