Bakiye Sorgulama — Transit Card Balance Checker

Bakiye Sorgulama ("Balance Inquiry") is a quick utility app for checking the remaining balance on every major Turkish city transit card — İstanbulkart, AnkaraKart, Antalyakart, Bursakart, Bakentkart, and others — in one place.

No registration required. Just enter the card number printed on the back and the latest balance shows instantly.