Date Calculation Assistant
Date & day diff calculator
Free · In-App Purchases · Designed for iPad
Calculate days between two dates, or find the date N days after or before any date. Simple date math with calculation history for tracking your results.
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
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
- Optimized UI and interaction
- Improved performance
- Bug fixes
The developer, 玉辉 黄, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- 玉辉 黄
- Size
- 35.8 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
English and 32 more
- English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Yearly Subscription $5.99
- Monthly Subscription $0.99
- Copyright
- © 2026 Yuhui Huang
