diff --git a/docs/TOOLS.md b/docs/TOOLS.md
new file mode 100644
index 000000000..a869c2c68
--- /dev/null
+++ b/docs/TOOLS.md
@@ -0,0 +1,6 @@
+# Tools
+
+Useful tools for working & testing Firezone.
+
+- Android App for testing DNS and other protocols: https://play.google.com/store/apps/details?id=com.ulfdittmer.android.ping
+- Website for checking DNS configuration: https://cmdns.dev.dns-oarc.net/