The most comprehensive trolling app on the market! Use it on the water to calculate your depth or use it at home to construct your own dive charts. This app lets you select your line, your lure, a diver or trolling weights, and then combine them however you want. Quickly and easily see the effect of changing line length, speed, weight, leader length, rod height, lures and many other factors. The app is continually improved and new lures and tackle are added regularly. This is a great app for anyone who fishes in saltwater, freshwater, or anywhere in between. The app has many features for walleye, trout, salmon, striped bass, red drum, tuna, wahoo, and pretty much any other species you might troll for. This app uses physics based calculations to determine the trolling depth of your lure with precision based on your inputs. The calculations have been verified via on the water testing. Lure types: Rapala Husky Jerk 10 Rapala Jointed Deep Husky Jerk 08 Rapala Jointed Shad Rap 4 Rapala Jointed Shad Rap 5 Rapala Jointed Shad Rap 7 Rapala Minnow Rap 9 Rapala Scatter Rap Deep Husky Jerk 10 Rapala Scatter Rap Tail Dancer 9 Rapala Shad Dancer 5 Rapala Shad Rap 5 Rapala Shad Rap 7 Rapala Shad Rap 9 Rapala Shad Rap Deep 9 Rapala Shallow Shad Rap 5 Rapala Shallow Shad Rap 7 Rapala Tail Dancer 5 Rapala Tail Dancer 7 Rapala Tail Dancer 9 Rapala Tail Dancer Deep 11 Rapala Tail Dancer Deep 7 Rapala Tail Dancer Deep 9 Reef Runner Deep Little Ripper Reef Runner Reef Runner Deep Salmo Bullhead 4 Salmo Bullhead 6 Salmo Frisky 5 Salmo Frisky 7 Salmo Hornet 3 Salmo Hornet 4 Salmo Hornet 5 Salmo Hornet 6 Bucktail Bucktail with Trailer Bullet Parachute Parachute with Trailer Soft Plastic Swimbait Tube Umbrella Rig Smithwick Elite 8 Rogue Smithwick Smithwick Perfect 10 Smithwick Suspending Rattling Rogue Smithwick Top 20 Storm Deep Thunderstick Storm Deep Thunderstick Jr Storm Hot N Tot 3/16 oz/5cm Storm Hot N Tot 3/8 oz/6cm Storm Thin Fin 6 Storm Thin Fin 8 Storm Wiggle Wart Striper Sniper Striper Sniper 1 oz Kodiak Jig Striper Sniper Striper Sniper Ultralight Rig/10in Worms Striper Sniper Striper Sniper Ultralight Rig/4in Shad Striper Sniper Striper Sniper Ultralight Rig/7in Worms Walleye Nations Creations Reaper Walleye Nations Creations Shaky Shad 5 Walleye Nations Creations Shaky Shad 7 Yo-Zuri Deep Diver Crystal Minnow Yo-Zuri Floating Crystal 3D Minnow 4 3/8 Yo-Zuri Floating Crystal 3D Minnow 5 1/4