WeVividWeVividEstimate how much mobile data you use per day and month for video, music, social media and calls.
Rough averages: music ~70 MB/h, social and browsing ~250 MB/h, video calls ~600 MB/h. Apps differ, so check your phone's data usage screen for real numbers.
These are rough averages. Check your phone's data usage screen for real numbers.
Video — HD video can use over 1 GB an hour.
Lower the video quality and use Wi-Fi.
No. Everything is worked out in your browser and nothing you type is sent to a server.