Touch Trigger allows you to control DSLR type of camera with an iOS device. With Touch Trigger, the following photographical techniques can be automated:
1. Simple camera release cable
2. Long exposure (Bulb mode) control
3. Timer controlled release cable.
4. Intervalometer/Time lapsed photography
5. Long Exposure based HDR
6. Long Exposure Ramping -- exposure changes with time.
Note, this software must be used along with Touch Trigger hardware to be purchased separately.