Underground Prepper
Emergency Preparedness
About
This app helps you meticulously track your family's emergency supplies and preparedness levels. It organizes inventory, manages household member needs, and provides readiness tiers for various disaster scenarios. All data is stored locally for offline access and privacy.
What's New in Underground Prepper
2.1.22
July 29, 2026
What's new in 2.1.22 -Rebuilt registration form to be more intuitive and easier for users to complete.
Subscription plans
Monthly Subscription
Full access to Underground Prepper monthly.
In-App Purchases
$349.99
Lifetime Membership
Own Underground Prepper forever. One-time purchase.
FAQ
What is Underground Prepper?
Underground Prepper is a family emergency preparedness app designed to help you track your inventory and readiness for various disaster scenarios. It focuses on knowing what supplies you have, where they are, and if they are sufficient for your family's needs.
Does Underground Prepper work offline?
Yes, Underground Prepper is designed to work fully offline. All your data, including inventory and household profiles, is stored locally on your device, ensuring access even when the internet is unavailable.
How does Underground Prepper track preparedness tiers?
The app automatically measures your family's readiness across four tiers: 3 days, 3 weeks, 3 months, and beyond. Your current tier updates as you build your inventory, providing a clear overview of your preparedness status.
What kind of items can I track in Underground Prepper?
You can organize your supplies across 14 categories including Food, Water, First Aid, Security, Power, Communications, Tools, Clothing, Sanitation, Medications, Financial, Fuel, Camping, and Seeds. Each item tracks quantity, expiration dates, and storage location.
Can I export my inventory from Underground Prepper?
Yes, you can view and export your inventory in eight different ways, such as by owner, category, or expiration date. Reports can be printed or saved as PDFs.
What are the subscription plans for Underground Prepper?
Underground Prepper offers a Monthly Subscription for $9.99/month and a Yearly Subscription for $109.99/year. These plans likely unlock additional features or content beyond the free version.
Is my data safe with Underground Prepper?
Underground Prepper is built with privacy as a priority. Your data is stored in an encrypted database on your device and does not touch the developer's servers. Optional encrypted backups can be pushed to the server, but the server cannot read this data.
What is the age rating for Underground Prepper?
Underground Prepper has an age rating of 4+. This indicates it is suitable for children aged 4 and above, with content generally considered appropriate for this age group.