These proceedings contain the papers and posters of the 13th International Conference on Mobile Learning 2017, which was organised by the International Association for Development of the Information Society (IADIS), in Budapest, Hungary, April 10-12, 2017. The Mobile Learning 2017 Conference seeks to provide a forum for the presentation and discussion of mobile learning research which illustrates developments in the field. Full papers presented in these proceedings include: (1) Design of a Prototype Mobile Application to Make Mathematics Education More Realistic (Dawid B. Jordaan, Dorothy J. Laubscher, and A. Seugnet Blignaut); (2) Tablets and Applications to Tell Mathematics' History in High School (Eduardo Jesus Dias, Carlos Fernando Araujo, Jr., and Marcos Andrei Ota); (3) Assessing the Potential of LevelUp as a Persuasive Technology for South African Learners (Nhlanhla A. Sibanyoni and Patricia M. Alexander); (4) #Gottacatchemall: Exploring Pokemon Go in Search of Learning Enhancement Objects (Annamaria Cacchione, Emma Procter-Legg, and Sobah Abbas Petersen); (5) A Framework for Flipped Learning (Jenny Eppard and Aicha Rochdi); (6) The Technology Acceptance of Mobile Applications in Education (Mark Anthony Camilleri and Adriana Caterina Camilleri); (7) Engaging Children in Diabetes Education through Mobile Games (Nilufar Baghaei, John Casey, David Nandigam, Abdolhossein Sarrafzadeh, and Ralph Maddison); (8) A Mobile Application for User Regulated Self-Assessments (Fotis Lazarinis, Vassilios S. Verykios, and Chris Panagiotakopoulos); and (9) Acceptance of Mobile Learning at SMEs of the Service Sector (Marc Beutner and Frederike Anna Rüscher). Short papers presented include: (1) Possible Potential of Facebook to Enhance Learners' Motivation in Mobile Learning Environment (Mehwish Raza); (2) D-Move: A Mobile Communication Based Delphi for Digital Natives to Support Embedded Research (Otto Petrovic); (3) Small Private Online Research: A Proposal for a Numerical Methods Course Based on Technology Use and Blended Learning (Francisco Javier Delgado Cepeda); (4) Experimenting with Support of Mobile Touch Devices for Pupils with Special Educational Needs (Vojtech Gybas, Katerina Kostolányová, and Libor Klubal); (5) Mobile Learning in the Theater Arts Classroom (Zihao Li); (6) Nomophobia: Is Smartphone Addiction a Genuine Risk for Mobile Learning? (Neil Davie and Tobias Hilber); (7) Analysis of Means for Building Context-Aware Recommendation System for Mobile Learning (Larysa Shcherbachenko and Samuel Nowakowski); (8) RunJumpCode: An Educational Game for Educating Programming (Matthew Hinds, Nilufar Baghaei, Pedrito Ragon, Jonathon Lambert, Tharindu Rajakaruna, Travers Houghton, and Simon Dacey); (9) Readiness for Mobile Learning: Multidisciplinary Cases from Yaroslavl State University (Vladimir Khryashchev, Natalia Kasatkina, and Dmitry Sokolenko); and (10) The M-Learning Experience of Language Learners in Informal Settings (Emine Sendurur, Esra Efendioglu, Neslihan Yondemir Çaliskan, Nomin Boldbaatar, Emine Kandin, and Sevinç Namazli). Reflection papers presented include: (1) New Model of Mobile Learning for the High School Students Preparing for the Unified State Exam (Airat Khasianov and Irina Shakhova); (2) Re-Ment--Reverse Mentoring as a Way to Deconstruct Gender Related Stereotypes in ICT (Kathrin Permoser); (3) Academic Success Foundation: Enhancing Academic Integrity through Mobile Learning (Alice Schmidt Hanbidge, Amanda Mackenzie, Nicole Sanderson, Kyle Scholz, and Tony Tin); (4) Using Tablet and iTunesU as Individualized Instruction Tools (Libor Klubal, Katerina Kostolányová, and Vojtech Gybas); (5) DuoLibras--An App Used for Teaching-Learning of Libras (Erick Nilson Sodré Filho, Lucas Gomes dos Santos, Aristóteles Esteves Marçal da Silva, Nidyana Rodrigues Miranda de Oliveira e Oliveira, Pedro Kislansky, and Marisete da Silva Andrade); (6) Educators Adopting M-Learning: Is It Sustainable in Higher Education? (Nicole Sanderson and Alice Schmidt Hanbidge); and (7) M-Kinyarwanda: Promoting Autonomous Language Learning through a Robust Mobile Application (Emmanuel Bikorimana, Joachim Rutayisire, Mwana Said Omar, and Yi Sun). Posters include: (1) Design of Mobile E-Books as a Teaching Tool for Diabetes Education (Sophie Huey-Ming Guo); and (2) Reading While Listening on Mobile Devices: An Innovative Approach to Enhance Reading (Aicha Rochdi and Jenny Eppard). The Doctoral Consortium includes: How Can Tablets Be Used for Meaning-Making and Learning (Liv Lofthus). Individual papers include references, and an Author Index is included.