A sophisticated app for testing groups and for advanced individual testing. Provides both the original Luc Leger's protocol (1984) as well as the most popular "at-least-60-seconds" alternative. Please take some time to examine it (video at https://youtu.be/AEgrekcjcUI) and do a few test runs before going live with it. An enhanced version of the free basic Beep Test app available at https://play.google.com/store/apps/details?id=rudy.android.beep. In addition to all that Beep Test has to offer, Beep Test Pro provides the following: Multiple Users, large group. See https://goo.gl/oO9aKT --- Maintain lists of names - save/reload them --- Edit, delete, save, reload results --- Graphical analyses -- various --- Switch between "Enclosure" and "Name" mode --- Import names... sdCard, Cloud [Gdrive] - Enhanced Voice Cues - Practise options -- skip levels, loop a level - Sort Results. By Name, VO2Max or Date - View progress ... graphically; group options - Export Results... email, Gdrive, etc --- Paste-Special directly into GoogleSheet. --- Or load into other spreadsheets - Super-accurate timings - Option to run first level at 8 kph - Option to run 15 meter lap (default 20) Work out, stay fit, enjoy life more! Caution: Audio. There are tens of thousands of Android phone variants. Invariably, the odd one has issues. Validate audio (incl. Bluetooth) using the free version.