The application is free, without advertising and with no time or quantity restrictions. Practice UDT tests without any obstacles and as much as you want.

The "UDT Exams - tests" application also works offline. You can study without internet access.
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Solving tests with current questions on UDT exams for the most popular devices subject to technical supervision, such as: trolleys, overhead cranes, platforms, cranes and others.

Application "UDT Exam - tests" features:
- UDT tests: study or exam mode
- learning mode remembers the place where you stopped learning
- exam mode: simulates a real UDT exam
- ability to choose night mode: do not strain your eyes while practicing UDT tests in poor lighting conditions.
Good luck on the exam.