The "Electronic Check" application - an automated cashier workstation (ARMk) - is an interface application (thin client) for access to the cloud software cash register Online-cash 2.0 of the software cash register system "Electronic Check" of the Operator of the Republican Unitary Enterprise "Publishing House "Belblankavyd". Maintains compliance with the new legislation on cash register equipment, mandatory for use in retail establishments from 07/01/2025.

The cashier's workstation provides operations for entering data, outputting data and printing documents for accepting cash and (or) non-cash payments using bank payment cards when selling goods, performing work, providing services (hereinafter referred to as goods) using the online cash register PKS "Electronic Check" "

The application allows you to print the following PCS “Electronic Check” documents:
- payment document (sales receipt), with the ability to send it to the buyer electronically;
- a document registering the operation of depositing cash received before the start of work (shift);
- document registering the cash withdrawal operation;
- document for registering the cancellation operation of an erroneously generated payment document;
- document for registering the refund operation;
- a document for registering a withdrawal operation for the issuance of cash to holders of bank payment cards;
- daily (shift) report (Z-report);
- daily (shift) report without cancellation (X-report);
- a copy of the payment document (sale receipt);
- a copy of the registration document for the refund operation;

The application installs and runs on devices running the Android operating system, from version 5.1 (API level 21) to version 14 (API level 34).

The application is not guaranteed to work on certain devices, for example, devices with versions of Android such as Android GO (Android GO Edition), the operating system of which has been significantly reduced in order to reduce the cost of smartphones/tablets.