diff --git a/README.md b/README.md
index df93b48359ae9cccff1bc833a444ca86887e16b9..c6ced2f2fac2228b7b63f942803b6947c4f36526 100644
--- a/README.md
+++ b/README.md
@@ -1,29 +1,38 @@
 # Tugas Besar 1 PBD IF3210 Android NOS
 IF3210 Platform Based Development
 
+NerbOS - NOS
 
 ## Table of Contents
 
   - [Table of Contents](#table-of-contents)
-  - [General Information](#general-information)
+  - [App Description](#app-description)
   - [Technologies Used](#technologies-used)
   - [Features](#features)
   - [Screenshots](#screenshots)
   - [How to Run](#how-to-run)
   - [Project Status](#project-status)
   - [Room for Improvement](#room-for-improvement)
+  - [Contributors](#contributors)
 
-## General Information
+## App Description
 
 Android NOS is a simple application for keeping track of your income and outcome. This application is created for the purpose of fulfilling the project of the IF3210 Platform Based Development course.
 
 
 ## Technologies Used
 
+Basic technologies used in the project:
 - Android Studio
 - Kotlin
 - Java
 
+Libraries used in the project:
+- Volley
+- jitpack.io
+-
+- 
+
 ## Features
 - Add new transaction
 - View income vs outcome chart
@@ -33,7 +42,26 @@ Android NOS is a simple application for keeping track of your income and outcome
 
 ## Screenshots
 
-![Example screenshot](./src/img/1.png)
+1. Login Page
+![login screenshot](./screenshot/login.png)
+
+2. Transactions Page
+![transaction screenshot](./screenshot/transactions.png)
+
+3. Scan Page
+![scan screenshot](./screenshot/scan.png)
+
+4. Statistic Page - Portrait
+![statistic screenshot](./screenshot/statistics.png)
+
+5. Statistic Page - Landscape
+![statistic screenshot](./screenshot/statistics_landscape.png)
+
+6. User Profile Page
+![user screenshot](./screenshot/user.png)
+
+7. No internet connection
+![no internet screenshot](./screenshot/no_internet.png)
 
 ## How to Run
 
@@ -51,3 +79,26 @@ Room for improvement:
 
 - speed up the process
 - improve UI/UX design
+
+## Contributors
+
+1. Nigel Sahl (13521043)
+
+    - Membuat login page
+    - Membuat user profile page
+    - Membuat sistem autentikasi
+    - Membuat header dan navigation bar
+    - Membuat statistics page
+    - Mengatur splash screen
+    - Membuat background service (pengecekan expiry jwt)
+
+2. Ghazi Akmal Fauzan (13521058)
+    - Membuat halaman scan nota
+    - Membuat intent Gmail
+    - Membuat network sensing (deteksi sinyal)
+    - Membuat broadcast receiver (randomize transaksi)
+
+3. Muhammad Fadhil Amri (13521066)
+    - Membuat penambahan, pengubahan, dan penghapusan transaksi
+    - Melihat transaksi yang sudah dilakukan
+    - Menyimpan daftar transaksi dalam format .xlsx dan .xls