# DateDiff vs myDateCalc

The clearest difference is price: DateDiff at Free against myDateCalc's $0.99. DateDiff also leads on update cadence (every 5 weeks vs every 5 months) and iOS requirement (9.0 vs 16.0). myDateCalc's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

DateDiff is free to download; myDateCalc costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DateDiff ships an update every 5 weeks, myDateCalc every 5 months. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DateDiff | myDateCalc |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/datediff/id1164312493/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 52 MB | 0 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [David Vives](https://appshunter.io/developer/1164312492) | [Kevin Walker](https://appshunter.io/developer/934131573) |

## What reviewers say

### DateDiff

[App page](https://appshunter.io/ios/app/datediff/id1164312493)

Calculate the duration between two dates, with options to include or exclude weekends. It can also determine an end date based on a start date and a duration, or function as a countdown timer from today to a specific event.

**Highlights:** Calculate days between two dates, Include or exclude weekends, Calculate end date from start date and duration, Countdown timer from today, Pin start date as today

**In-app purchases:** none


### myDateCalc

[App page](https://appshunter.io/ios/app/mydatecalc/id1265539346)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DateDiff free?

DateDiff is free to download, with no in-app purchases.

### Is myDateCalc free?

myDateCalc costs $0.99, with no in-app purchases.

### Do DateDiff or myDateCalc have ads?

DateDiff shows ads; myDateCalc does not.

### Which is updated more often, DateDiff or myDateCalc?

DateDiff ships an update every 5 weeks, and myDateCalc every 5 months. Most recently, DateDiff was updated on October 20, 2026 and myDateCalc on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*