# Emergency Reminder vs PrepShield

The clearest difference is in-app purchases: PrepShield at none against Emergency Reminder's 1. PrepShield also leads on update cadence (every 2 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Emergency Reminder sells 1 one-off in-app purchase. PrepShield asks for nothing beyond the download.

Emergency Reminder ships an update monthly, PrepShield every 2 days. Both last shipped on November 9, 2026.

## The numbers

| Metric | Emergency Reminder | PrepShield |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free | — |
| Size | 5 MB | 12 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Walter Tengler](https://appshunter.io/developer/1860699717) | [CHRISTOPHER BRADLEY WOOD](https://appshunter.io/developer/1878382042) |

## What reviewers say

### Emergency Reminder

[App page](https://appshunter.io/ios/app/emergency-reminder/id6758532807)

This app helps you prepare for emergencies by generating personalized supply lists based on household size, age groups, and dietary needs. It supports multiple plans for different locations and durations, covering a wide range of essential categories. Easily manage your shopping and share your lists.

**Highlights:** Personalized supply calculations, Adjusts for age groups and diets, Includes pet supplies, Multiple plans for home, car, office, Customizable duration (1-90 days), Interactive shopping list, PDF export and sharing

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Export Feature | $0.99 | one-time |


### PrepShield

[App page](https://appshunter.io/ios/app/prepshield/id6761011335)

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

**In-app purchases:** none


## Frequently asked questions

### Is Emergency Reminder free?

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

### Is PrepShield free?

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

### Do Emergency Reminder or PrepShield have ads?

Neither Emergency Reminder nor PrepShield shows ads.

### Which is updated more often, Emergency Reminder or PrepShield?

Emergency Reminder ships an update monthly, and PrepShield every 2 days. Most recently, Emergency Reminder was updated on November 9, 2026 and PrepShield on November 9, 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.*