Comparison

Date + Days Calculator vs Date Calculation Assistant

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Date + Days Calculator

Easily calculate future or past dates by adding or subtracting a specified number of days from any given date. This tool offers a straightforward way to plan ahead or track past events with a user-friendly interface.

Highlights
  • Add days to a date
  • Subtract days from a date
  • Calculate future dates
  • Calculate past dates
  • Supports over 100 years of date selection
Features
Read full description

Ex. 05 Jan 2018 + 50 Days = 24 Feb 2018 Get new date by adding or subtracting days from any date. This is a great tool for anyone who is interested in date related operations in IOS devices. it's Free, fast, easy. It provides helpful information about selecting date for more than 100 years and also it will give you expert knowledge and point you in the right direction to plan future. This is simple but very use full app to get date after or before some days. In this app you can easily get new date by adding days in to any date same way you can subtract days from any date. This app is very use full for civil engineers, medical field, teachers etc.

About

Date Calculation Assistant

Features
Read full description

Date Calculation Assistant helps you perform date calculations quickly and easily. Key Features: • Date Difference: Calculate the number of days between two dates. Select a date range and instantly see the result. • Date After: Calculate the date N days after a given date. Pick a base date, enter the number of days, and get the target date. • Date Before: Calculate the date N days before a given date. Pick a base date, enter the number of days, and get the target date. • Calculation History: All calculations are saved automatically. Browse, review, and reuse your past results in the History tab of each feature. Use Cases: - Plan project timelines and deadlines - Count days until or since important events - Calculate ages and durations - Plan travel or event dates - Track days between appointments or milestones Date Calculation Assistant features an intuitive interface with Calculator and History tabs for each tool, making date math simple and efficient. Terms of Use: https://date-calculator-2cf52.web.app/#/eula

Screenshots

Date + Days Calculator3 screens
Date Calculation Assistant4 screens

Verdict

The call

The clearest difference is in-app purchases: Date + Days Calculator at none against Date Calculation Assistant's 2. Date + Days Calculator also leads on iOS requirement (9.0 vs 15.0). Date Calculation Assistant's advantage is update cadence (every 5 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Date Calculation Assistant sells 2 in-app purchases, starting at $0.99 per month. Date + Days Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

Date + Days Calculator ships an update every 6 weeks, Date Calculation Assistant every 5 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Date + Days Calculator versus Date Calculation Assistant: the parameters behind the verdict, then further details
ParameterDate + Days CalculatorDate Calculation Assistant
PriceFreeFree
Rating3.0 (3 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better15.0
Further details — not scored
Size6 MB35 MB
Age rating4+4+
DeveloperNirav Patel玉辉 黄

In-app purchases

None

Date + Days Calculator

No in-app purchases

2 purchases

Date Calculation Assistant

Subscriptions2
  • Monthly Subscription$0.991 Month
  • Yearly Subscription$5.991 Year

Questions

Is Date + Days Calculator free?
Date + Days Calculator is free to download, with no in-app purchases.
Is Date Calculation Assistant free?
Date Calculation Assistant is free to download, with in-app purchases available.
Do Date + Days Calculator or Date Calculation Assistant have ads?
Neither Date + Days Calculator nor Date Calculation Assistant shows ads.
Which is updated more often, Date + Days Calculator or Date Calculation Assistant?
Date + Days Calculator ships an update every 6 weeks, and Date Calculation Assistant every 5 days. Most recently, Date + Days Calculator was updated on November 2, 2026 and Date Calculation Assistant on November 5, 2026.

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