diff --git a/README.md b/README.md
index 21f865c..bca8428 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ My custom code editor (only the features I want inside) using egui and a fork of
 using egui to have immediate mod rendering (so the app is using very few processing power when not interacted with)  
 
 
-# Screeshots
+# Screenhot
 ![screenshot](./assets/screenshot.png)
 
 # Features
@@ -19,3 +19,14 @@ using egui to have immediate mod rendering (so the app is using very few process
 - terminal
 - a very crude project mode (kanban)
 
+# Performances
+best case (empty) / use case (12 files open, average of 210 lines, selected file 340 lines, terminal and file tree open)  
+
+ram usage : 109 MB / 112 MB 
+  
+frame calculation time : 0.4ms / 1ms  with a Ryzen 7 3700U
+  
+calcifer is capped at 30 FPS (max 1 frame every 33.3ms) but 0 FPS when not interacted with
+  
+that way it is very light on the processor as well
+