Start Clock is used to start contestants in a race, for example, in orienteering, stair climbing, cross country skiing, down hill skiing, rally, and, radio-controlled cars. Or use it as a watch, optionally GPS synchronised.

Highlights:
- Interval start.
- Chasing start (pursuit racing).
- Works on phones and tablets of various sizes.
- Configurable, many different user settings.

Basic functionality:
- Gives an audible prewarning (beeps 10 sec before start).
- Beeps on the seconds before start (Get Ready beeps at 55-56-57-58-59 sec).
- Beeps even more on the start sec.
- The actual time settings are user-controlled.

Time display:
- Current time.
- Countdown of seconds until next start.
- Time relative to a given zero time point.

Time offset:
- Show call-up time (3 min ahead, at 3 start boxes and 1 min start interval).
- Align time with the timing system of the race.
- Postpone the race and keep the original start times.

Colours:
- Light or dark colour theme.
- User selectable text and background colours for Normal time, Get Ready time, and Start time (can resemble a traffic light).
- Starting window, shows green before/after the start signal.

Screen background:
- One-coloured background.
- Image (a photo, the club logo, a custom-made background picture).
- Two short text messages can be overlayed.

Start list:
- Interval start: Shows the participants who will start at the next start signal.
- Chasing start (pursuit racing): Displays each competitor as his/her start time is approaching, then gives a start signal.
- Import of XML file in accordance with IOF Data Standard 3.0 (can be produced by OLA, OE2010, tTiMe and others).
- Import of CSV file (comma-separated values, tool and template are available).

GPS support:
- Time synchronisation using device's built-in GNSS receiver (Global Navigation Satellite System; GPS, Glonass, Beidou, Galileo, IRNSS/NavIC, QZSS).

Other features:
- False start. Detect a false start by connecting an external start gate to the device.
- Camera. Take a picture at the starting signal.

This app contains no ads, use no tracking or analytics, and perform no profiling. It does not target children, does not collect or infer age, and does not include child-focused content.

More info: stigning.se