Moja 4ka is a free mobile app developed by SWAN a.s that allows Android users to easily manage their phone services. With this app, you can check your up-to-date consumption and access your remaining minutes, SMS, and data balances instantly. You can also activate, deactivate, or change selected services with just a few taps on your phone.

One of the app's most convenient features is the ability to save your payment information, allowing you to pay for services or recharge your credit card automatically. In addition, Moja 4ka lets you recharge your credit quickly and easily, track your consumption or credit amount, switch between multiple phone numbers, and set up a credit card or charge your credit card automatically.

To sign in to the app, you can use a one-time SMS code or log in with a username and password (which requires prior registration at the customer zone 4ky My Zone). Overall, Moja 4ka is a useful and practical app for anyone looking to manage their phone services conveniently and efficiently.