# Date Calculation Assistant vs Expiron

The clearest difference is ads: Date Calculation Assistant at none against Expiron's shown. Date Calculation Assistant also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Date Calculation Assistant sells 2 in-app purchases, starting at $0.99 per month and Expiron sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Date Calculation Assistant ships an update every 5 days, Expiron every 10 days. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Date Calculation Assistant | Expiron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/expiron-expiration-tracker/id6797209806/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 19 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [玉辉 黄](https://appshunter.io/developer/1852393919) | [Shokhrukh Akhmatov](https://appshunter.io/developer/6797209808) |

## What reviewers say

### Date Calculation Assistant

[App page](https://appshunter.io/ios/app/date-calculation-assistant/id6758889725)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $5.99 | per year |


### 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 Calculation Assistant free?

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

### Is Expiron free?

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

### Do Date Calculation Assistant or Expiron have ads?

Expiron shows ads; Date Calculation Assistant does not.

### Which is updated more often, Date Calculation Assistant or Expiron?

Date Calculation Assistant ships an update every 5 days, and Expiron every 10 days. Most recently, Date Calculation Assistant was updated on October 18, 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.*