Using the app
These are the guides for people who use the app. Each page answers one concrete question. If you are starting out, read them in this order; if you are looking for something, go straight to it.
Getting started
Section titled “Getting started”- What is Kosmotheka, and what is it not?
- First steps: install the app and add your first book
- Add by scanning, by ISBN or by searching for a title
Your catalog
Section titled “Your catalog”- Copies, locations and whose each thing is
- Books, comics, games, films, music: what changes with each kind
- Your own: to read, reading, read, stars, favorites and “I want it”
- Series and gaps
- Several libraries
Sharing and keeping safe
Section titled “Sharing and keeping safe”Your data
Section titled “Your data”- Where the details come from: public catalogs, your own keys and how to turn them off
- What leaves your device and what does not
People, account and cloud
Section titled “People, account and cloud”- People and permissions: who can do what
- Remove a person or a device from a library
- The cloud: your libraries on all your devices
- Away from home and offline: what works
When something goes wrong
Section titled “When something goes wrong”- I lost my phone or changed it
- Delete my account and my data
- Frequently asked questions
- Error messages and what to do
- What’s new in each version
On the project’s website
Section titled “On the project’s website”- How it works, the frequently asked questions.
- Downloads, with what is already available.
- Privacy policy, on what leaves your device and what does not.
- Delete your account.
These guides are written from the Spanish app. The names of buttons and screens are the ones the app shows when it is set to English. The screenshots are still from the Spanish app.
© 2026 Kosmotheka
Kosmotheka is free software: the app and the server are under the AGPL-3.0-or-later, and the operation spec is under the MIT licence. The name and the logo are not covered by the licence.
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