Easily calculate the difference between two dates or add/subtract time units to a specific date. This tool helps determine time spans, future dates, and past deadlines with straightforward operations.


246+ iOS apps curated and reviewed
Every iPhone needs a few good date calculator pw apps. We benchmark 246+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 2.8★ (6) | — | No | Jun 2026 | ||
| 2 | Free | 3.4★ (68) | No | Yes | Aug 2026 | ||
| 3 | Free | 4.7★ (9.7K) | Yes | No | Sep 2026 | ||
| 4 | Free | 4.7★ (2.6K) | Yes | Yes | Sep 2026 | ||
| 5 | Free | — | No | No | May 2026 | ||
| 6 | Free | 3.0★ (2) | No | No | Aug 2026 | ||
| 7 | Free | — | No | No | May 2026 | ||
| 8 | Free | 4.9★ (409K) | Yes | No | Sep 2026 |


Easily calculate the difference between two dates or add/subtract time units to a specific date. This tool helps determine time spans, future dates, and past deadlines with straightforward operations.





Calculate exact durations between times, including seconds, and account for time zone differences and DST. View results in various units and share them easily. Supports a wide year range.



Calculate the exact number of days, hours, and seconds between any two dates. This tool also allows you to find the date before or after a specified period, making it useful for tracking deadlines, events, or financial products.