island - a free and opensource alternative to parellel space
Plantyflix - Watch Netflix and plant trees
App Cloner - Clone your Android apps so you can use multiple logins.
This Song Plants Trees - Stream this 30 sec song. Every 100 plays we plant a tree
Parallel Space - Parallel Space – Multiple accounts and Two-Face is free to use mobile app that helps you clone or run multiple accounts of the same app simultaneously, and use themes to style your unique space.
TreeCard - The wooden debit card that plants tree powered by Ecosia