README update

README.md

@@ -3,6 +3,16 @@ Application for macos that shows CPU, Memory and Disk usage on the menu bar
 
 [<img src="https://serhiy.s3.eu-central-1.amazonaws.com/Github_repo/stats/widgets%3Fv1.0.0.png" width="500">](https://github.com/exelban/stats/releases)
 
+## Why
+Stats is a free application which allows you to monitor your system.  
+Also its:
+
+ - free
+ - easy to use
+ - no advertisement
+ - no tracking
+ - few types of widgets
+
 ## Installation
 You can download latest version [here](https://github.com/exelban/stats/releases).
 
@@ -11,8 +21,8 @@ Each widget can be disabled in menu.
 
 | Name | Type | Description |
 | --- | --- | --- |
-| **CPU** | Percentage | Shows CPU usage |
-| **Memory** | Percentage | Shows RAM usage |
+| **CPU** | Percentage / Chart | Shows CPU usage |
+| **Memory** | Percentage / Chart | Shows RAM usage |
 | **Disk** | Percentage | Shows disk filling |
 
 ## Compatibility
@@ -29,7 +39,7 @@ Each widget can be disabled in menu.
  - [X] save settings
  - [ ] tests
  - [ ] OTA updates
- - [ ] charts
+ - [X] charts
  - [X] autostart on boot
 
 ## What's new