diff --git a/Docs/setup.md b/Docs/setup.md
new file mode 100644
index 0000000..3c9e48e
--- /dev/null
+++ b/Docs/setup.md
@@ -0,0 +1,22 @@
+## Setting up
+
+### C# backend
+
+In the `API` folder, copy `appsettings.example.json` to `appsettings.json` and fill out the values. `AccessKey` and `SecretKey` are for the Cloudflare R2 service.
+
+Run `dotnet ef database update` and then `dotnet run`.
+
+### Rust backend
+
+In the `rust-backend` folder, copy `.env.example` to `.env` and fill out the values. Make sure the JWT secret is the same on both backends.
+
+Rust can be installed from <https://rustup.rs>. After installation, run `rustup default stable` in the terminal.
+
+To start the backend, run `cargo run`.
+
+### Flutter
+
+In the `Mobile` folder, copy `environment.example.json` to `environment.json` and fill out the values.
+
+Run `flutter run --dart-define-from-file environment.json`.
+
diff --git a/README.md b/README.md
index 6c2c04c..15ca578 100644
--- a/README.md
+++ b/README.md
@@ -6,3 +6,6 @@ Vi vil udvikle en TuristApp for SkanTravles, som gør brug af telefonens sensore
 [Kravspecifikation](Docs/kravspec.md)
 
 [Logbog](Docs/SCRUM%20Logbog.md)
+
+[Setup guide](Docs/setup.md)
+