# Date Calculator vs Expiron

The clearest difference is ads: Date Calculator at none against Expiron's shown. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Date Calculator sells 4 in-app purchases, starting at $3.99 per 7 days and Expiron sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Date Calculator against 5.0 for Expiron. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Date Calculator ships an update every 9 days, Expiron every 10 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Date Calculator | Expiron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/date-calculator-datemath/id6773030545/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/expiron-expiration-tracker/id6797209806/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 4 MB | 19 MB |
| Requires iOS | 17.3 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [亦彬 潘](https://appshunter.io/developer/1522872222) | [Shokhrukh Akhmatov](https://appshunter.io/developer/6797209808) |

## What reviewers say

### Date Calculator

[App page](https://appshunter.io/ios/app/date-calculator-datemath/id6773030545)

Easily calculate the duration between two dates, with options for minute-level precision. Customize themes and languages for a personalized experience. Enjoy local calculations without needing an account.

**Highlights:** Calculate days between dates, Optional time selection for minute precision, Clean, native iOS design, Theme and language settings, Local calculation without account

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Lifetime Premium | $29.99 | one-time |


### Expiron

[App page](https://appshunter.io/ios/app/expiron-expiration-tracker/id6797209806)

Easily manage the shelf life of your products with this app. Track production and expiration dates, set reminders, and organize items like food, cosmetics, and medicine to reduce waste.

**Highlights:** Track production and expiration dates, Calculate remaining shelf life, Schedule custom reminders, Add photos for identification, Organize various product types, Share expiration information

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Expiron PRO | $1.99 | one-time |


## Frequently asked questions

### Is Date Calculator free?

Date Calculator is free to download, with in-app purchases available.

### Is Expiron free?

Expiron is free to download, with in-app purchases available.

### Which has better reviews, Date Calculator or Expiron?

Date Calculator and Expiron are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Date Calculator or Expiron have ads?

Expiron shows ads; Date Calculator does not.

### Which is updated more often, Date Calculator or Expiron?

Date Calculator ships an update every 9 days, and Expiron every 10 days. Most recently, Date Calculator was updated on October 8, 2026 and Expiron on October 15, 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.*