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87 sheets you can read right here, nothing to install. The app holds all 777.
Anaphylaxis
Cardiac arrest
Burns
Heatstroke
Shutting off water, gas and power
Choking
Examining a casualty
Wildfire, defending yourself and getting out
Fractures, sprains and splinting
Severe external bleeding
Hypothermia
House fire
Poisoning
Feeling faint and chest pain
Drowning
Unconscious person
Caught in a rip current
Making water safe to drink
Using a fire extinguisher
Signaling and getting found
Getting out of a sinking car
Head injury
Powering a circuit without the grid
Collecting and storing rainwater
Building an emergency shelter
Building a bow
Trading, negotiating, keeping your word
Building a bike
Making a battery
Radio, without the jargon
Stone soup and shoe soup
Morse code
Sailors' tricks
Measuring with your hand
Ammunition and unexploded ordnance
Opening a can without a can opener
Reading tomorrow's weather in the sky
Making and keeping a fire
Telling what's still usable
Salvaging from a hospital
Salvaging from any wreck
Salvaging from a tank
Salvaging a laptop
Repairing a cable, a plug, a contact
Fixing a tyre
Finding your way without instruments
Telling time without a watch
Finding water
An engine that won't start
What fruit contains
Driving a metro train
The fallout shelter
The liquid crystal display (LCD)
The electronic ink screen
Electrical energy in everyday objects
The utility-scale wind turbine
The spark plug
Spontaneous combustion
Preserving food
Fighting wildfires
Public CCTV
Railway track
The bogie
Desalination
The circuit breaker
The green screen
The combustion engine — how it all works
The tyre
Building a radio receiver
The Phenix project
The card payment terminal
Archery
The Phenix devices
Security cameras
Hangers, arch centring and pipe bending
Screens
Explosives
Wildfires
Musical instruments
Street lights
LEDs
The trades that matter
Boat engines — the complete guide
Ammunition and calibers
Batteries (single-use cells)
How societies collapse
Surplus, hierarchy and the first dependence
Statuses
Official Reviewed and added to the Phenix library. Versioned, protected against overwriting.
Verified Community contribution whose sources have been checked.
Community Published contribution, not yet verified. Readable, and flagged as such.
The number of reads or votes is never proof of accuracy. A sheet only becomes official after an explicit review.
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The app holds the whole library, offline maps, the bookshelf and the modules, with no connection.