XelfieDSLR vs Spark Camera Control

Ergonomic design, Advanced Technology Make new paradigm with coin sized 'Xelfie'! - Xelfie DSLR Control App. works for Smartphone&DSLR Camera Wireless Remote Shutter Xelfie advance(XSC100A) product. - No more out of focusing or shaking hand free photo shoot in a distance with Xelfie(XSC100A) advance. - Take comfortable selfie shoot easily in one(single) hand with Xelfie advance. - Enjoy various(multi) angle photo shoot in a distance with Xelfie advance. - Cannon, Nikon, Sony, Pentax DSLR Camera can be controlled by Xelfie advance ◆Supports Canon/Nikon/Sony/Pentax DSLR cameras. ※Some models might not be supported. ◆ Supports three photo modes (Wireless Release / Time Lapse / Bulb) ▶ Wireless Release Mode: take the photo right away function, "Photo after 2 seconds" function ▶ Time Lapse Mode: interval of photo period, the number of photos and the total photo period can be set. ▶ Bulb Mode: to set the exposure time. [Compatible Device] - For iOS 7.0, 8.0 : iPhone 5, 5S, 6, 6 Plus ※Some models might not be supported. Xelfie operate high electric efficient with latest Bluetooth Tech 4.0 Xelfie is very easy to replace the battery. (XSC100A)

This is the smartphone control app for Spark. Spark is a device that attaches to your DSLR camera (Canon, Nikon, Sony, Fujifilm, Olympus and others) and allows you to wirelessly take photos, videos and time lapses from your phone or tablet and get instant feedback. With Pulse you get complete creative control all while staying free to use your phone or tablet. Spark is the most versatile camera remote on the market. With three different modes of control, Spark was built to adapt to whatever situation you are shooting in. Whether you're taking a fun group photo, capturing a long exposure of the stars, or settling down and setting up a time lapse, Spark gives you instant control. With your phone or without it. Spark Features : -Wirelessly control your camera's shutter from up to 100' away -Take sunset timelapses with Bbulb ramping -Free up WiFi and Internet as Spark uses and BLE -Extend your session with 2,000 hours of battery (factory replaceable)