Sales Tax & Discounts
By Rome Rock
Sales Tax & Discounts is a utility for calculating final retail prices with local taxes and multiple discounts across global jurisdictions on iOS.
The App DNA
What makes this app unique?
The app removes the friction of manual tax calculations for international travelers and retail managers who require offline access to tax rates.
For International travelers and retail managers requiring offline tax and discount calculations.
What does it look like?
Key features
Database of tax rates categorized by country, province, state, and city for international use.
Parses arithmetic strings like (5+5)/10*2 directly in the amount field.
Performs all tax and discount calculations without an active internet connection.
How much does it cost?
The app operates as a free utility with no visible subscription or IAP gates, likely serving as a brand-building tool for the developer's broader portfolio.
Velocity
Dormant developmentopaqueShow more...
Sales Tax & Discounts has been inactive for 1,989 days, indicating the project is no longer receiving development support. The history consists of a single minor release focused on bug fixes, with no subsequent updates or feature additions. Given the lack of activity for over five years, the app is classified as a zombie project.
Who built it?
Rome Rock
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Upcoming Games - All PlatformsUser Sentiment
What do users think recently?
Fresh user feedback skews thrilled. Users appreciate discount calculation features provide clear visibility into final pricing for online store merchandise management.
How are ratings & reviews evolving?
What users say, by theme
- Discount calculation features provide clear visibility into final pricing for online store merchandise management
2 of 2 recent reviews analyzed · limited sample
Read the full review analysisCompetition
Competitive landscape for Sales Tax & Discounts
How's the Finance market?
Sales Tax & Discounts maintains a 4.67 rating across 294 reviews, reflecting long-term stability in the finance utility space. The lack of updates since 2021 signals a static market position that relies on legacy utility rather than active competitive growth.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Sales Tax & Discounts
Where is it heading?
The finance utility market is shifting toward real-time, cloud-connected tax services that integrate directly with retail POS systems. Sales Tax & Discounts remains stable as a legacy offline tool, but its lack of feature evolution suggests it will continue to lose relevance to modern, integrated alternatives.
- The five-year development gap indicates the app is in maintenance mode, which limits its ability to compete with modern, API-driven retail tools.
The SWOT
- Global tax library functions as a barrier to entry for localized competitors
- Offline-first architecture ensures consistent utility in low-connectivity environments
- Localized pricing in high-ARPU markets could monetize the existing global tax database
Next best moves
Ship cloud-sync because the lack of cross-device data prevents professional retail management usage → unlock retention
The counter-intuitive read
The app's lack of internet connectivity is its…
Read the full takeBottom line
Sales Tax & Discounts remains a functional tool for offline price verification, but the five-year development silence leaves it vulnerable to modern retail apps that integrate real-time tax APIs.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store
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