Paisal; Dian Nugraha; Bakhtiar .K; Mariana Purba; Dwi Fitri Brianna; Lemi Iryani; Nia Umilizah; Aulia Aryani; Rizki Adi Saputra; Eldhiyano Pratama. Comparative Analysis of UI UX of Online Transportation Booking Applications Using the System Usability Scale (SUS) and Heuristic Evaluation. JSAI 2026, 9, 26-32.