"Rumbly: ToDo, Task List with Widget" is an app for mobile platforms, mobile and tablets with the Android operating system. It is a general purpose application to manage lists or notes. In the latest version, available in Google Play always, we can make these types of lists:- Simple Lists: designed to take simple notes and keep track of tasks performed.
- Shopping Lists: designed to take market shopping in this type of list we can add the units and price of each item and automatically take us control costs associated with the list.
- Chart Lists: designed to manage, for example, keep track of utility bills, weight management, diabetes control, ... A more at all lists have the following features:- Schedule Reminders for any tasks
- Share lists generated with friends via third-party text messaging.
- Export to CSV format list (Excel), to work with it in other environments.
- Widget for lists of simple type and shopping, to have list always available on the desktop of mobile or tablet.
- Notes for each task we have in lists.

// Option A //

To download Rumbly PRO: ToDo List, Widget mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Rumbly PRO: ToDo List, Widget mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Rumbly PRO: ToDo List, Widget from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Rumbly PRO: ToDo List, Widget in HappyMod App.