From e5198120215b813fa3a9dfa7becd6884dc3585d4 Mon Sep 17 00:00:00 2001
From: Wiwi Kuan <wiwikuan@gmail.com>
Date: Thu, 21 Nov 2024 11:31:54 +0800
Subject: [PATCH] Update README.md

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 0835a03..af2eb88 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,7 @@
 輸入兩個音名，它立刻告訴你這是什麼音程，並且直接在五線譜上顯示給你看！
 
 就這樣，超不囉唆！
+
+直接用：https://nicechord.com/interval/
+
+介紹文章：https://nicechord.com/post/interval-calculator/