What apps can't you live without? What apps should someone have? And not just ones for people that live in a metropolis to find a parking space or a pretentious restaurant. Show your work.
Ihg app for booking holiday inn hotels National app for booking cars Dropbox for file access across all my devices and computers. Bluefire reader for reading ebooks viber for over data talking and texting. VLC player on my ipad for watching downloaded videos.
Airlines, hotels, travel app's as I travel quite a bit. Banking, Amazon, Ebay, Skype (for business), weather, Concur (my expense reports), WSBK 2016, Acorns, Facetoobs and maps.
-flashlight -Strelok Pro, it's a ballistic ap for long range precision shooting and it's spot on. I've only had one day when it was off by .6 mil at 1000 yards, but it was super foggy out. Those are the only two I've put on my S6. I keep it simple these days. I'm getting ready to try torque with an OBDII to play with in the truck.
watch Motogp, WSB, and MA for free (live or replay)... on the go during the season! Right now its all soccer & other uninteresting sports...
I have an app called Angle Finder that lets you use your phone for a level, or to determine angle / grade, that I use often. Also Converter+ to convert anything to anything. Skitch to draw and make notes on pictures, Tiny Scanner to scan & email documents, MyRadar, SkyView Free, KnotGuide, How Tie a Tie, iTip.