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Tango is a streaming app for online communication and meeting new interesting people.

Microsoft PowerPoint enables creating, editing, and presenting slideshows on mobile devices and PCs with synchronization via OneDrive, but requires a Microsoft 365 subscription for most features; the mobile version suffers from registration issues, data loss, and limited functionality in the free version.

A mobile application for managing a VTB bank account with money transfers, payments, and cashback tracking capabilities, but suffering from frequent access failures, instability, and complex interface.

Remote video surveillance and Hikvision security system management app: real-time camera viewing, archive playback, two-way audio and alarm notifications, but suffers from instability, crashes and camera connection issues.

KakaoTalk — South Korea's leading messenger.

Application for downloading videos from the internet to a device with a built-in browser and player, but with significant issues: does not work with YouTube, frequent crashes, excessive ads, and incomplete downloads.

An app for submitting applications to government agencies, paying fines and fees, and storing personal documents, but suffers from frequent crashes, authentication issues, and poor support.

Ridesharing and buses: travel anywhere with the BlaBlaCar app.