Calc Pro is a multi-functional calculator and financial worksheet suite for iOS, designed for students and professionals.
The App DNA
What makes this app unique?
The app replaces dedicated physical financial and scientific calculators by consolidating high-precision tools into a single mobile interface.
For Students and professionals requiring a multi-functional, high-precision calculation tool for academic, financial, and scientific tasks.
What does it look like?
Key features
Ten specialized calculators for mortgage, loan, and investment analysis including amortization tables.
Reverse Polish Notation input method targeting engineering and power users.
Persistent display of recent equations with copy and email export functionality.
How much does it cost?
The freemium model captures broad user segments via ads, but current ad-removal failures are actively damaging the premium conversion funnel.
Velocity
Dormant developmentopaqueShow more...
The app has reached a zombie state, with no updates recorded in the last 702 days. Development momentum has ceased entirely, as the latest release was over 23 months ago. There is no evidence of ongoing maintenance or feature development, and the app remains stagnant on the platform.
Who built it?
Panoramic Software
5 apps tracked · Utilities
Calc Pro - The Top Calculator
Converter Pro – Unit Converter
Metronome ∞
Calculadora FinancieraUser Sentiment
What do users think recently?
Fresh user feedback skews frustrated. Users appreciate reverse polish notation support provides a specialized calculation experience that power users find difficult to replace and the integrated unit converter and tape history feature provide utility for complex financial and scientific workflows, but report full-screen unclosable advertisements block the interface and prevent users from performing basic calculations after purchase.
How are ratings & reviews evolving?
What users say, by theme
- Reverse Polish Notation support provides a specialized calculation experience that power users find difficult to replace
- The integrated unit converter and tape history feature provide utility for complex financial and scientific workflows
- Full-screen unclosable advertisements block the interface and prevent users from performing basic calculations after purchase
50 of 50 recent reviews analyzed · high confidence · Frustrated overall
Read the full review analysisUnlock 2 more frustration themes and 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for The Best Calculator - Calc Pro
How's the Utilities market?
Calc Pro holds a 4.6-star rating across 4,712 total ratings, yet the lack of updates for 702 days leaves it vulnerable to modern, frequently updated utility rivals.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for The Best Calculator - Calc Pro
Where is it heading?
Users report: The market for mobile calculators is consolidating around frequently updated, high-utility tools. Calc Pro's 702-day update gap and broken monetization leave it exposed to churn, as users increasingly view the app as abandoned or deceptive.
- Persistent ad-removal failures and unresponsive support channels are driving a severe trust deficit among the user base.
- The removal of previously available conversion tools in the latest release reduces utility for long-term users.
The SWOT
- RPN input mode provides a defensible barrier for power users
- Ten-worksheet financial suite replaces dedicated physical calculators
- Implementing a cloud-based purchase restoration system would resolve primary sentiment drivers
Next best moves
Rebuild ad-removal logic because paid users report intrusive ads bricking the interface → restore premium value proposition
+ 1 more prioritized moveThe counter-intuitive read
The app's long-term survival depends on fixing its broken monetization…
Read the full takeBottom line
Fixing the purchase restoration flow and ad-blocking behavior is the only path to halting the decline in user sentiment.
Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated