The contemporary era is characterized by the omnipresence of technology in everyday life, with a significant impact on various spheres of human activity. Thanks to the rapid advancement of technology, there has been a shift in business operations, communication, research and learning. The dynamic development of information and communication technologies is evident in the field of research, particularly in research design and the data collection, process. Digital innovations have provided researchers with the opportunity for more efficient data collection and organization, which has led to an increase in the number of studies and the amount of available data. One of the most commonly used data collection methods is conducted online, requiring the use of digital platforms for accessing and gathering data. The data collected by researchers are categorized as primary and secondary data. Primary data are gathered using various methods, with data collection through digital platforms being the most prominent. The purpose of this thesis is to explain data collection methods and compare online platforms for collecting primary data. For the purpose of conducting online research, the platforms Google Forms, Alchemer and SurveyMonkey are highlighted and analyzed to understand their functionalities, advantages, disadvantages and application in online research.