If you don't want to use the Android apps you can use the Tasker app which is similar to the iOS Shortcuts
For Tasker first time user
the video below will help you
How To Import Tasks
Tasker App & All Tasks in the Downloads Section BelowDownload The Tasker App for your Android Phone from below by clicking "Get .apk" - Make sure to download the app that works with your Android version.
After downloading the app, open it and ignore all the notifications.
Import the sub-tasks in this order
For Estimated Weight import "Age Months" then "Age Years" then "Est. Weight".
For AP Peds import "AP Months" then "AP Years" then "AP Peds"
Go to the Task you want and click on Import, it will direct you to the Task download page, you will find Task Description after you read it Click on import.
A message will appear asking you "You are about to import a Task named "Task Name" into Tasker. Are you sure?" Choose YES.
A message will appear asking you where to import, Choose Base.
A message will appear asking you "Do you want to run the "Task Name" task right away?", Choose YES then Click Cancel.
Now the Task is imported successfully, you can go back to the website to download other tasks.
** Please download the Tasker app "Get .apk" from here NOT from Play Store.
Estimated Weight Task
AP Peds Task
CCP Peds Task