Prepare for certification exams in maritime distress communication systems. Practice with tests on emergency alert systems, CIW, UBPC, UNMARSAT, and distress procedures. Learn national Russian requirements and standard IMO phrases in English.
Check account balance, remaining minutes, SMS, and internet traffic. Monitor expenses in a clear format. Transfer minutes, megabytes, and SMS via the "Трансфер" service. Switch to another tariff plan with one click.
Learn vocabulary through flashcards with spaced repetition algorithm. Practice word pronunciation and spelling. Track progress and review words based on performance. Set custom study sessions and receive feedback on mistakes.
