diff --git a/free-programming-interactive-tutorials-en.md b/free-programming-interactive-tutorials-en.md
index 01bef87fd..0c6ae4143 100644
--- a/free-programming-interactive-tutorials-en.md
+++ b/free-programming-interactive-tutorials-en.md
@@ -1,6 +1,7 @@
 ### Index
 
 * [Ada](#ada)
+* [Android](#android)
 * [Bash](#bash)
 * [C](#c)
 * [C#](#c-sharp)
@@ -39,6 +40,11 @@
 * [Introduction to Ada](https://learn.adacore.com/courses/intro-to-ada/index.html)
 
 
+### Android
+
+* [Javatpoint Android Tutorial](https://www.javatpoint.com/android-tutorial)
+
+
 ### Bash
 
 * [Help messages will explain everything](https://explainshell.com)
diff --git a/free-programming-playgrounds.md b/free-programming-playgrounds.md
index caf8fadb4..97a7aab2f 100644
--- a/free-programming-playgrounds.md
+++ b/free-programming-playgrounds.md
@@ -153,6 +153,7 @@
 * [Codepad](http://codepad.org)
 * [Python Trinket](https://trinket.io/python)
 * [Python.org Shell](https://www.python.org/shell)
+* [Repl.it - NiceDualPoin](https://repl.it/repls/NiceDualPoint#main.py)
 
 
 ### R