Xmart Calculator Pro is a programmable, text-expression-based calculator for iOS that allows users to define custom algebra functions.
The App DNA
What makes this app unique?
It removes the cognitive friction of repetitive manual entry by enabling users to save and recall complex, multi-parameter algebraic formulas.
For Professionals and students who perform repetitive, complex calculations and require a programmable, traceable interface.
What does it look like?
Key features
Users define custom algebra functions with up to 9 parameters for repeated calculations.
Calculates results instantly as expressions are typed, removing the need for an equals button.
Records step-by-step calculation details with options to label and recall items.
How much does it cost?
The app utilizes a one-time purchase model at $5.99, positioning it as a professional utility rather than a subscription-based service.
Velocity
Dormant developmentopaqueShow more...
Development has ceased, with no updates or feature releases in over three years. The latest release was limited to platform compatibility adjustments and minor performance fixes. There is no evidence of ongoing maintenance or active development cycles.
Who built it?
XHLIU
3 apps tracked · Utilities
Multi Translate Voice AI
Live Boards - Train & TFL TimeUser Sentiment
What do users think recently?
The recent review mood reads thrilled. Users appreciate customizable function saving and calculation history tracking significantly reduce repetitive data entry for power users and visual personalization options like color schemes allow users to tailor the interface to their personal preference.
How are ratings & reviews evolving?
What users say, by theme
- Customizable function saving and calculation history tracking significantly reduce repetitive data entry for power users
- Visual personalization options like color schemes allow users to tailor the interface to their personal preference
- Responsive developer support and diligent bug fixing foster strong user loyalty and high satisfaction levels
- Removal of the save button in recent builds prevents users from storing calculations to their history
49 of 49 recent reviews analyzed · high confidence · Thrilled overall
Read the full review analysisUnlock 2 more frustration themes and 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Xmart Calculator Pro
How's the Utilities market?
Xmart Calculator Pro occupies the professional utility space with a $5.99 price point. The lack of updates for over 1,100 days signals a maintenance-mode posture that risks losing ground to more active competitors.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Xmart Calculator Pro
Where is it heading?
The category is shifting toward more frequent, feature-rich updates that leverage modern OS capabilities. Xmart Calculator Pro's stagnant development cadence leaves it exposed to churn, as users increasingly expect active support for new hardware and screen sizes.
- The 1,133-day update gap suggests the app is in maintenance mode, which prevents feature expansion and erodes long-term competitive relevance.
- The latest update introduced a regression that prevents saving to history, directly impacting the primary value proposition for power users.
The SWOT
- Custom algebra function definition creates a defensible barrier for power users
- Real-time expression parsing removes the equals-button friction
- Tablet-optimized interface would capture the academic segment requesting fraction support
Next best moves
Ship hotfix to restore save button functionality because it is the top-reported regression → stabilize user retention
The counter-intuitive read
The lack of updates is the primary risk…
Read the full takeSince the last report: The app remains in a stagnant state with no functional changes, but the intelligence report now emphasizes the heightened risk of user churn caused by the 1,133-day development gap and the persistent save-button regression.
Bottom line
Restoring the save button functionality is the immediate priority, as the current regression breaks the core utility that justifies the $5.99 price point. Addressing this stability gap will protect the existing user base from churn while the developer evaluates a tablet-native interface.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store, source
Report last updated