diff --git a/README.md b/README.md
index 3eb06fcb..14589897 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 A collaborative list of open-source `iOS`, `iPadOS`, `watchOS`, `tvOS` and `visionOS` apps, your [contribution](https://github.com/dkhamsing/open-source-ios-apps/blob/master/.github/CONTRIBUTING.md) is welcome :smile:
 
-![](https://img.shields.io/badge/Projects-1532-green.svg) ![](https://img.shields.io/badge/Updated-May%2021,%202024-lightgrey.svg)
+![](https://img.shields.io/badge/Projects-1533-green.svg) ![](https://img.shields.io/badge/Updated-May%2022,%202024-lightgrey.svg)
 
 Jump to
 
@@ -2205,6 +2205,10 @@ Image, video, audio, reading — [back to top](#readme)
   - <a href=https://mupdf.com/>`https://mupdf.com/`</a>
   - [` App Store`](https://apps.apple.com/app/id482941798) <a href='https://is4-ssl.mzstatic.com/image/thumb/Purple123/v4/c3/ac/f7/c3acf7d1-9fb6-a5bc-6e09-8ccc70bf3e97/pr_source.png/460x0w.jpg'>`Screenshot 1`</a>  <a href='https://is4-ssl.mzstatic.com/image/thumb/Purple123/v4/77/69/aa/7769aa4a-5e2f-f145-f89e-541c94ac74a7/pr_source.png/460x0w.jpg'>`Screenshot 2`</a>  <a href='https://is4-ssl.mzstatic.com/image/thumb/Purple123/v4/62/0b/52/620b5289-7cdb-fa7a-4883-0d3565d87690/pr_source.png/460x0w.jpg'>`Screenshot 3`</a> 
   - `objc` 
+- [MuVis](https://github.com/Keith-43/MuVis): Music Visualization
+  - [` App Store`](https://apps.apple.com/app/muvis-music-visualizer/id1582324352) <a href='https://github.com/dkhamsing/open-source-ios-apps/assets/4723115/0cb6a163-5169-4427-b831-ae07ae5641d7'>`Screenshot 1`</a> 
+  - `swift` `swiftui` `metal` `audio` `music` 
+  -  ☆`13` 
 - [PDF to Keynote](https://github.com/LumingYin/PDFToKeynote-iOS): Import PDF presentations as vector images into Keynote
   - [` App Store`](https://apps.apple.com/app/pdf-to-keynote/id1461682846) <a href='https://raw.githubusercontent.com/LumingYin/PDFToKeynote-iOS/master/screenshot.jpg'>`Screenshot 1`</a> 
   -  `2019` `swift`