# Date and Time Checker vs Simple Date Calculator

The clearest difference is price: Date and Time Checker at Free against Simple Date Calculator's $0.99. Simple Date Calculator's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Date and Time Checker is free to download; Simple Date Calculator costs $0.99 up front. Date and Time Checker sells 2 one-off in-app purchases. Simple Date Calculator asks for nothing beyond the download.

Date and Time Checker ships an update every 3 months, Simple Date Calculator every 2 months. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Date and Time Checker | Simple Date Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/date-and-time-checker/id1495935338/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [mitsuhiro nara](https://appshunter.io/developer/908062910) | [Zhiqi Pan](https://appshunter.io/developer/1893386703) |

## What reviewers say

### Date and Time Checker

[App page](https://appshunter.io/ios/app/date-and-time-checker/id1495935338)

Easily calculate elapsed time, dates, and durations with multiple calculation formats. Save your results as a history for quick reference. Ideal for tracking work hours, travel time, or significant dates.

**Highlights:** Calculate elapsed time (hours, minutes, seconds), Calculate elapsed dates (days, weeks, months, years), Add or subtract time/dates, Set alert notifications for calculated times/dates, Save calculation results as history, Option to include/exclude first day in date calculations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |
| Export to File | $3.99 | one-time |


### Simple Date Calculator

[App page](https://appshunter.io/ios/app/simple-date-calculator/id6762223333)

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

**In-app purchases:** none


## Frequently asked questions

### Is Date and Time Checker free?

Date and Time Checker is free to download, with in-app purchases available.

### Is Simple Date Calculator free?

Simple Date Calculator costs $0.99, with no in-app purchases.

### Do Date and Time Checker or Simple Date Calculator have ads?

Date and Time Checker shows ads; Simple Date Calculator does not.

### Which is updated more often, Date and Time Checker or Simple Date Calculator?

Date and Time Checker ships an update every 3 months, and Simple Date Calculator every 2 months. Most recently, Date and Time Checker was updated on October 17, 2026 and Simple Date Calculator on October 25, 2026.

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