Here is the full list of all 20 Youtubers Life 2 achievements.
Become the Top #1 of Newtube
Collect more than 50 video games
Get the Diamond Creator Award
Reach five friendship hearts with a neighbor
Make your first ten live streams
Get the Silver Creator Award
Begin a new day with 10,000 coins
Be part of Newtube's Top 50
Find a secret room
Complete the first mission from a neighbor
Upload your first five photos to Instalife
Begin a new day with 100 subscribers
Post your first gameplay
Create ten Unboxing videos
Make your Setup worth over 500,000 coins
Move to a new house
Begin a new day with after getting married
Begin a new day with 5,000,000 coins
Get the complete card collection
Reach the final scene of Youtubers Life 2