diff --git a/.gitmodules b/.gitmodules
index cfea8359b..13cdebdc0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -20,3 +20,6 @@
 	path = web/apps/photos/thirdparty/photoswipe
 	url = https://github.com/ente-io/PhotoSwipe.git
 	branch = single-thread
+[submodule "mobile/thirdparty/isar"]
+	path = mobile/thirdparty/isar
+	url = https://github.com/isar/isar
diff --git a/mobile/thirdparty/isar b/mobile/thirdparty/isar
new file mode 160000
index 000000000..6643d064a
--- /dev/null
+++ b/mobile/thirdparty/isar
@@ -0,0 +1 @@
+Subproject commit 6643d064abf22606b6c6a741ea873e4781115ef4