If you feel that You have used less data but still your daily data quota is getting over .Then it's the app in your phone which s consuming your data to teh tune of 10gb per month

https://www.desidime.com/discussions/if-you-feel-that-you-have-used-less-data-but-still-your-daily-data-quota-is-getting-over-then-it-s-the-app-in-your-phone-which-s-consuming-your-data-to-teh-tune-of-10gb-per-month?page=1#post_5696737