Trail Happy運行在iOS上。
| 授權： | Freeware |
| 加入日期： | 2025/01/15 |
| 發行者： | Joe Calkins |
| Changelog: | Personal Record (PR) feature added. Can be loaded from the Race Registration web file. After finish, PR is tagged on finish line, and all reports show how much a PR was beaten or missed for all runners with a previous PR set. |
