Ferdinands Outdoor Companion
Your survival knowledge, offline.
Ferdinands Outdoor Companion (FOC) is a free offline survival and outdoor reference for iPhone, with more than 40 practical articles you can read with no signal. There are no ads, no tracking, and no in-app purchases. Available in German, English, and Danish, for iOS 18.2 and later.
Last updated 19 July 2026
The knowledge stays with you.
FOC is a reference you can trust where it counts: with no signal, no ads, and nothing trying to sell you anything.
40+ practical articles
Clear, practical outdoor and survival knowledge, written to be useful rather than to fill pages.
Works with no signal
Everything is stored on your iPhone, so FOC keeps working far past the last bar of reception.
Free, with no catch
No ads, no tracking, no in-app purchases. Just the reference, the whole reference.
Three languages
Read in German, English, or Danish.
Found fast
Organized so you can reach the right article quickly, in the moment you actually need it.
Private by default
Nothing about you is collected. FOC has no account and no analytics.
Built to be useful.
FOC vs a typical outdoor reference app
Only points that can be verified from the App Store listing and the app itself.
| Capability | FOC | Typical reference app |
|---|---|---|
| Works fully offline | Yes | Sometimes |
| Ads | None | Often |
| In-app purchases | None | Often |
| Tracking and analytics | None | Common |
| Number of articles | 40+ | Varies |
| Languages | German, English, Danish | Often English only |
| Price | Free | Free or paid |
Questions, answered.
Is FOC free?
Yes. Ferdinands Outdoor Companion is completely free, with no ads, no tracking, and no in-app purchases.
Does FOC work offline?
Yes. Every article is stored on your iPhone, so FOC works with no signal, deep in the backcountry.
How many articles does FOC have?
More than 40 practical outdoor and survival articles.
Which languages does FOC support?
German, English, and Danish.
Which devices does FOC run on?
iPhone running iOS 18.2 or later.
Does FOC track me?
No. There is no tracking, no analytics, and no ads. Nothing about you is collected.