Tesco is a mobile network provider in the United Kingdom. With Tesco Mobile Pay As You Go, you can view your current top-up balance, text bundles, Rocket Pack, and more. Topping up in the app is a walk in the park; all you need to do is input the voucher code or your card's last four digits 

You can also toggle the app's parental controls for viewing age-appropriate content and utilize its store locator for when you need to purchase a phone or a sim card. Available for free on the Play Store, Tesco Mobile Pay As You Go is the ultimate go-to app for Tesco users in the UK.