diff --git a/renderdoc/api/app/renderdoc_app.h b/renderdoc/api/app/renderdoc_app.h
index 36214c6bf..49c19e530 100644
--- a/renderdoc/api/app/renderdoc_app.h
+++ b/renderdoc/api/app/renderdoc_app.h
@@ -224,6 +224,9 @@ typedef void (RENDERDOC_CC *pRENDERDOC_SetLogFile)(const char *logfile);
 extern "C" RENDERDOC_API const char* RENDERDOC_CC RENDERDOC_GetLogFile();
 typedef const char* (RENDERDOC_CC *pRENDERDOC_GetLogFile)();
 
+extern "C" RENDERDOC_API uint32_t RENDERDOC_CC RENDERDOC_GetNumCaptures();
+typedef uint32_t (RENDERDOC_CC *pRENDERDOC_GetNumCaptures)();
+
 extern "C" RENDERDOC_API uint32_t RENDERDOC_CC RENDERDOC_GetCapture(uint32_t idx, char *logfile, uint32_t *pathlength, uint64_t *timestamp);
 typedef uint32_t (RENDERDOC_CC *pRENDERDOC_GetCapture)(uint32_t idx, char *logfile, uint32_t *pathlength, uint64_t *timestamp);
 
diff --git a/renderdoc/replay/entry_points.cpp b/renderdoc/replay/entry_points.cpp
index cbb3d7cef..82c1fba79 100644
--- a/renderdoc/replay/entry_points.cpp
+++ b/renderdoc/replay/entry_points.cpp
@@ -110,6 +110,12 @@ const char* RENDERDOC_CC RENDERDOC_GetLogFile()
 	return RDCGETLOGFILE();
 }
 
+extern "C" RENDERDOC_API
+uint32_t RENDERDOC_CC RENDERDOC_GetNumCaptures()
+{
+	return (uint32_t)RenderDoc::Inst().GetCaptures().size();
+}
+
 extern "C" RENDERDOC_API
 bool32 RENDERDOC_CC RENDERDOC_GetCapture(uint32_t idx, char *logfile, uint32_t *pathlength, uint64_t *timestamp)
 {