# Introduction

- [Working With an iOS Device](/en2/applications-user/jmap-survey-user-guide/introduction/working-with-an-ios-device.md)
- [Working With an Android Device](/en2/applications-user/jmap-survey-user-guide/introduction/working-with-an-android-device.md)
- [Logging In](/en2/applications-user/jmap-survey-user-guide/introduction/logging-in.md)
- [User Interface](/en2/applications-user/jmap-survey-user-guide/introduction/user-interface.md)