diff --git a/README.md b/README.md
index b57588e..ce9bd9c 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,16 @@ UP is a simple file transfer tool that acts as a drop-in replacement for `scp` a
 - No setup: use the same SSH keys and host aliases you already have.
 - Small single binary for sending and receiving.
 
+## Installation
+
+You can bootstrap **up** with a single command.
+This script will detect your OS (`linux`/`darwin`) and CPU (`amd64`/`arm64`),
+download the correct binary and install it to `/usr/local/bin/up`.
+
+```bash
+curl -sL https://raw.githubusercontent.com/coalaura/up/master/install.sh | sh
+```
+
 ## Quick Start
 
 Pre-built binaries for common operating systems are available in the [releases](https://github.com/coalaura/up/releases/latest). Choose the download that matches your OS and architecture or build the latest development version yourself:
diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000..03bed38
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,36 @@
+#!/usr/bin/env sh
+set -e
+
+OS=$(uname -s | tr 'A-Z' 'a-z')
+[ "$OS" = linux ] || [ "$OS" = darwin ] || {
+	echo "Unsupported OS: $OS" >&2; exit 1;
+}
+
+# 2) Arch detection
+ARCH=$(uname -m)
+case "$ARCH" in
+	x86_64)
+		ARCH=amd64
+		;;
+	aarch64|arm64)
+		ARCH=arm64
+		;;
+	*)
+		echo "Unsupported architecture: $ARCH" >&2
+		exit 1
+		;;
+esac
+
+VERSION=$(curl -sL https://api.github.com/repos/coalaura/up/releases/latest | grep -Po '"tag_name": *"\K.*?(?=")')
+
+if ! printf '%s\n' "$VERSION" | grep -Eq '^v[0-9]+\.[0-9]+\.[0-9]+$'; then
+	echo "Error: '$VERSION' is not in vMAJOR.MINOR.PATCH format" >&2
+	exit 1
+fi
+
+curl -sL "https://github.com/coalaura/up/releases/download/${VERSION}/up_${VERSION}_${OS}_${ARCH}" -o up \
+  && chmod +x up \
+  && install -m755 up /usr/local/bin/up \
+  && rm up
+
+echo "up ${VERSION} installed to /usr/local/bin/up"
\ No newline at end of file
diff --git a/test.cmd b/test.cmd
deleted file mode 100644
index 445dfc7..0000000
--- a/test.cmd
+++ /dev/null
@@ -1,3 +0,0 @@
-@echo off
-
-go run . send test.bin localhost:7966
\ No newline at end of file
diff --git a/test.sh b/test.sh
deleted file mode 100755
index b99cae6..0000000
--- a/test.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-
-go run . send example.webp localhost:7966