Bilova, MariiaTrehubenko, Oleksandr2019-10-312019-10-312019-04-182019-04-18Bilova M. Study of software systems usability used for customers loyalty identification / Mariia Bilova, Oleksandr Trehubenko // Computational Linguistics and Intelligent Systems. — Lviv : Lviv Politechnic Publishing House, 2019. — Vol 2 : Proceedings of the 3nd International conference, COLINS 2019. Workshop, Kharkiv, Ukraine, April 18-19, 2019. — P. 46–54. — (Student section).2523-4013https://ena.lpnu.ua/handle/ntb/45495On the background of software (SW) increase in quantity and complexity and SW versions change, a friendly interface allows enhancing SW competitiveness, reduction in SW development costs, increase in SW users number and users satisfaction, as well as reduction in costs needed for users training and support. The product using which users achieve the goals set and solve various issues in an efficient way, is deemed to be a user-friendly software product.The purpose of the article is to study existing methods for assessing the application usability and analyzing the features of using the main software usability indicators on the example of software for customer loyalty of 'Infotech' consumer society.46-54enSoftwareUsabilityProgram InterfaceCRM-systemLoyaltyCustomer DatabaseSegmentationRFM MethodFormsSUS FormUsability TestingMain Factors Of SW UsabilityArticle© 2019 for the individual papers by the papers’ authors. Copying permitted only for private and academic purposes. This volume is published and copyrighted by its editors.9Bilova M. Study of software systems usability used for customers loyalty identification / Mariia Bilova, Oleksandr Trehubenko // Computational Linguistics and Intelligent Systems. — Lviv Politechnic Publishing House, 2019. — Vol 2 : Proceedings of the 3nd International conference, COLINS 2019. Workshop, Kharkiv, Ukraine, April 18-19, 2019. — P. 46–54. — (Student section).