# Expiry Date Reminder vs Right Calculator

The clearest difference is ads: Expiry Date Reminder at none against Right Calculator's shown. Expiry Date Reminder also leads on iOS requirement (13.0 vs 15.1). Right Calculator's advantage is update cadence (every 6 days vs every 4 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Expiry Date Reminder ships an update every 4 months, Right Calculator every 6 days. Both last shipped on October 7, 2026.

## The numbers

| Metric | Expiry Date Reminder | Right Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 6 days** |
| Size | 24 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Magespider Infoweb](https://appshunter.io/developer/1290656147) | [Megabyte Software Inc.](https://appshunter.io/developer/1143972928) |

## What reviewers say

### Expiry Date Reminder

[App page](https://appshunter.io/ios/app/expiry-date-remindertracker/id6756488748)

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

**In-app purchases:** none


### Right Calculator

[App page](https://appshunter.io/ios/app/right-calculator/id6768528621)

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

**In-app purchases:** none


## Frequently asked questions

### Is Expiry Date Reminder free?

Expiry Date Reminder is free to download, with no in-app purchases.

### Is Right Calculator free?

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

### Do Expiry Date Reminder or Right Calculator have ads?

Right Calculator shows ads; Expiry Date Reminder does not.

### Which is updated more often, Expiry Date Reminder or Right Calculator?

Expiry Date Reminder ships an update every 4 months, and Right Calculator every 6 days. Most recently, Expiry Date Reminder was updated on October 7, 2026 and Right Calculator on October 7, 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.*