diff --git a/examples/legacycdkeysdumper.js b/examples/legacycdkeysdumper.js
new file mode 100644
index 00000000..455f10b6
--- /dev/null
+++ b/examples/legacycdkeysdumper.js
@@ -0,0 +1,63 @@
+const SteamUser = require("steam-user");
+const fs = require("fs");
+
+const credentials = {
+    accountName: "username", // your steam username
+    password: "password", // your steam password
+};
+
+const client = new SteamUser({
+    enablePicsCache: true,
+});
+
+client.on("loggedOn", () => {
+    console.log("Logged on");
+});
+
+client.on("ownershipCached", async () => {
+    let apps = client.getOwnedApps({
+        excludeExpiring: false,
+        excludeFree: false,
+        excludeShared: false
+    }).filter(appid => {
+        // these keys should indicate presence of a legacy cd key
+        return [
+            "hadthirdpartycdkey",
+            "legacykeydisklocation",
+            "legacykeyfromapp",
+            "legacykeylinkedexternally",
+            "legacykeyproofofpurchaseticket",
+            "legacykeyregistrationmethod",
+            "legacykeyregistrylocation",
+            "showcdkeyinmenu",
+            "showcdkeyonlaunch",
+            "supportscdkeycopytoclipboard",
+            "thirdpartycdkey",
+        ].some((key) => Object.keys((client.picsCache
+                && client.picsCache.apps[appid]
+                && client.picsCache.apps[appid].appinfo
+                && client.picsCache.apps[appid].appinfo.extended) || {}).map((k) => k.toLowerCase())
+            .includes(key));
+    });
+
+    console.log(`Requesting legacy cd keys for ${apps.length} owned apps...`);
+    let keys = {};
+    for (let appid of apps) {
+        try {
+            let { key } = await client.getLegacyGameKey(appid);
+            keys[appid] = key;
+        } catch (err) {
+            if (err.eresult !== SteamUser.EResult.Fail) { // usually just means no cd key present
+                console.error(`App: ${appid}`, err);
+            }
+        }
+    }
+    fs.writeFileSync("legacy_keys.json", JSON.stringify(keys, null, 4));
+    console.log("Done! Logging off...");
+    client.logOff();
+});
+
+client.on("disconnected", () => process.exit(0));
+
+credentials.logonID = Math.round(Date.now() / 1000); // To avoid getting kicked by LogonSessionReplaced
+client.logOn(credentials);