Trade Calculator - Sheet Metal is a specialized construction and HVAC utility for iOS that provides native feet-inches-fractions arithmetic and duct sizing solvers.
The App DNA
What makes this app unique?
It removes the need for tradespeople to carry separate, expensive physical construction calculators by providing a consolidated, offline-first digital alternative.
For Construction professionals, sheet metal workers, and HVAC technicians requiring precise field calculations.
What does it look like?
Key features
Arithmetic engine supporting native construction dimensions and selectable precision from 1/2 to 1/64.
Duct sizing tool using ASHRAE equal friction method with toggle between Imperial and SI units.
Full calculation suite operates without internet connection, ensuring reliability in remote job-site environments.
How much does it cost?
The app is currently offered as a free utility with no ads or subscriptions, prioritizing user acquisition in the construction niche.
Velocity
Dormant developmentopaqueShow more...
Trade Calculator - Sheet Metal has seen no development activity for 214 days. With only a single version release in the observed window, the app is currently in a state of total stagnation. There are no indications of ongoing maintenance or feature updates, suggesting the project is no longer being actively supported.
Who built it?
User Sentiment
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 Trade Calculator - Sheet Metal
How's the Utilities market?
Trade Calculator - Sheet Metal operates as a niche utility in the construction space, maintaining a 5.0 rating on the App Store. The lack of recent updates (215 days since last store update) signals a maintenance-mode posture that limits its ability to compete with more frequently updated professional tools.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Trade Calculator - Sheet Metal
Where is it heading?
The construction utility market is shifting toward integrated, cloud-connected workflows that Trade Calculator - Sheet Metal currently lacks. Without a transition to an active maintenance and monetization model, the app risks becoming a legacy tool that professional users will eventually abandon for more reliable, updated alternatives.
- The 215-day update gap indicates a dormant development cycle, which risks app abandonment and potential breakage during future iOS updates.
- The specialized HVAC and construction toolset provides high utility, but without active maintenance, the app will lose its competitive edge against updated rivals.
The SWOT
- Native feet-inches-fractions arithmetic engine establishes category authority for tradespeople.
- Offline-first architecture ensures reliability in remote job-site environments.
- Cloud-based project syncing would provide a clear differentiator against legacy physical calculators.
Next best moves
Audit core calculation logic because the app has been dormant for 215 days → ensure stability for professional users
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of monetization is a strategic liability, not an advantage…
Read the full takeBottom line
Trade Calculator - Sheet Metal provides high-utility tools that effectively replace physical calculators, but the lack of development activity threatens its long-term viability for professional users. Establishing a sustainable revenue stream is necessary to fund the maintenance required to keep the tool reliable.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Trade Calculator - Sheet Metal suitable for professional HVAC work?
Does Trade Calculator - Sheet Metal require an internet connection?
Is there a paid version of Trade Calculator - Sheet Metal?
Sources
- [1] App Store, source
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