Date & Time Calculator (9 in 1) is a specialized utility app for iOS and Android that performs complex date, time, and duration calculations.
Product velocity
Steady
Daily rank 🇺🇸
#43
Business · paid
Sentiment
4.4
6k reviews
Nemesis
Fragmented field
The App DNA
What makes this app unique?
Users hire this app to solve professional scheduling and academic planning problems that standard calculators cannot handle, as the specialized logic removes the manual effort of date-time arithmetic.
For Professionals and individuals requiring precise time, date, and duration calculations for work, study, or travel planning.
What does it look like?
Key features
Calculates remaining travel time based on distance and average speed
Calculates business days between dates while excluding weekends
Home screen widget with second-hand support for Android 12+
How much does it cost?
Monetization splits by platform, utilizing a paid-upfront model on iOS and an ad-supported model on Android.
Velocity
Steady developmentShow more...
5 versions in history. Development pace: steady.
Who built it?
Thomas Tsopanakis
13+ apps tracked · Business
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Thyra - Creative Photo Editor
Gloomlogue
Countdown to Big EventsUser Sentiment
What do users think recently?
Fresh user feedback skews excited. Users appreciate accurate time and date calculation tools provide significant utility for professional scheduling and academic planning, but report intrusive full-screen advertisements disrupt the user experience during split-screen multitasking and time-sensitive calculations.
How are ratings & reviews evolving?
What users say, by theme
- Accurate time and date calculation tools provide significant utility for professional scheduling and academic planning
- Intrusive full-screen advertisements disrupt the user experience during split-screen multitasking and time-sensitive calculations
63 of 99 recent reviews analyzed · high confidence · Excited overall
Read the full review analysisUnlock 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Date & Time Calculator(9 in 1)
How's the Business market?
The app maintains visibility across 30 global markets, peaking at #43 Paid in the US category. Its grossing rank lagging behind free discovery signals monetization friction relative to its utility advantage.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Date & Time Calculator(9 in 1)
Where is it heading?
The utility-calculator market is consolidating around system-integrated tools, leaving third-party apps with high ad-friction exposed. Unless the team shifts from ad-heavy monetization to a more balanced model, they will continue to lose ground to cleaner, free alternatives.
- Persistent crash reports during standard operations erode user trust, which compounds the rating drag already visible on Android.
- Intrusive full-screen advertisements during split-screen usage drive users toward cleaner alternatives, accelerating churn pressure on the Android base.
The SWOT
- Specialized calculation engine provides high-precision utility for professional scheduling
- Analog widget drives daily home-screen visibility
- B2B distribution into academic institutions as a standard scheduling tool
- Wearable integration for quick-access time calculations
Next best moves
Audit ad-placement logic because full-screen ads block split-screen usage → reduce churn
+ 1 more prioritized moveThe counter-intuitive read
The app's reliance on ad-supported monetization on Android…
Read the full takeFeature gaps
Real-time graphing (available in @Calculator but absent here) +1
Since the last report: The app shifted to a freemium monetization model and faces new user friction from ad-placement and technical instability.
Bottom line
The app provides high-utility calculation tools, but aggressive ad-monetization on Android is creating churn, so the PM should prioritize ad-placement audits to protect the user base.
Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is this app suitable for professional work scheduling?
Does the app have intrusive advertisements?
How does it compare to the built-in system calculator?
Are there free alternatives for date calculations?
Report last updated