Gear Calculator Pro is a mechanical design utility for engineers and students that calculates gear parameters on iOS.
The App DNA
What makes this app unique?
It removes the cognitive friction of manual formula application by providing instant, real-time calculation results for specific gear types.
For Mechanical engineers and students requiring quick reference tools for gear design parameters.
What does it look like?
Key features
Calculates module, teeth, pressure angle, and diameters for spur, helical, and worm gears.
Displays calculation results instantly to verify design feasibility.
How much does it cost?
The app is offered as a free utility with no visible in-app purchases or subscription tiers.
Velocity
Dormant developmentopaqueShow more...
Gear Calculator Pro has reached a zombie state, with no updates or feature releases in the last 712 days. The development history is limited to a single minor bug-fix release from over two years ago. There is no evidence of ongoing maintenance or active support for the platform.
Who built it?
志桂 李
4 apps tracked · Utilities
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What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Gear Calculator Pro
How's the Utilities market?
Gear Calculator Pro operates as a free, specialized utility in the Utilities category. With only one store rating, the app lacks the visibility and social proof required to compete with broader engineering toolsets.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Gear Calculator Pro
Where is it heading?
The mechanical design utility market is consolidating around tools that offer cloud-sync and CAD integration. Gear Calculator Pro's stagnant development cadence leaves it exposed to platform-level deprecation, which will likely erode its utility for professional users within the next two quarters.
- The 713-day update gap indicates the app is in maintenance mode, which risks total obsolescence as iOS system requirements evolve.
The SWOT
- Real-time preview mechanism verifies design feasibility instantly.
- Specialized support for multiple gear types provides technical depth.
- Export functionality for CAD software would increase professional utility.
- Expansion into material property tables could broaden the user base.
Next best moves
Audit compatibility for the latest iOS version because the app has been dormant for 713 days → ensure basic utility remains functional
The counter-intuitive read
The app's lack of monetization is a strategic weakness…
Read the full takeSince the last report: Development remains dormant with no feature or pricing changes; the only shifts are in the analytical framework regarding competitive threats and market visibility.
Bottom line
Gear Calculator Pro provides a functional, specialized toolset for gear design, but the lack of development velocity suggests it is a legacy project. Maintaining basic OS compatibility is the only move that prevents the tool from becoming obsolete.
Unlock 2 critical frictions, 2 market threats and the analyst’s take.
Access the full report for freeFAQ
Is Gear Calculator Pro suitable for professional engineering work?
Does Gear Calculator Pro cost money to use?
What types of gears can I design with this app?
Sources
- [1] App Store, source
Report last updated