GeoPlayer is a simple yet powerful logging tool of your daily activity, works on iPhone running iOS7.
GeoPlayer records your activity, which include location/heading/motion, and playback them. Playback speed is same as recording speed. If you completed marathon in three hours, GeoPlayer replay it in three hours. GeoPlayer also has FastFoward playback.
These information will be saved as GPX (GPS eXchange format) data and can share with your friends via AirDrop, Message and Mail.Tapping GPX data in Message or Mail automatically launch GeoPlayer and show its data. You can also import/export GPX data via iTunes file sharing.
For more information, please visit http://newtonjapan.com/GeoPlayer/
Note: Continued use of GPS running in the background can dramatically decrease battery life. If you finish recording your activity, please change to playback mode as soon as possible.