With the most downloads of any fish finder app Fish Deeper is the best app for smart anglers. Combined with one of the Deeper castable sonars it turns your smartphone into a high-grade sonar display. Outstanding user experience crisp clarity and ability to modify your sonar display according to your fishing needs makes Fish Deeper the only app with countless fishing possibilities.
With our global community of over two million smart anglers growing by the day it is definitely a must-have app for any angler. Plan your fishing trip and map the waters you fish to maximise your catch rate: know when and where to fish measure the depth locate targets and adjust a number of settings whichever way you want.
The Fish Deeper App offers a lot of great features:
• Find the best location with Offline Maps: Download the maps of your region and plan the next trip without any hassle.
• Benefit from the detailed display layout: Plan any change in circumstances with display header showing time water depth temperature sonar/phone battery levels boat speed and notifications regarding your sonar connectivity.
• Take advantage of the real-time history: Scan the waters for as long as you want and simply rewind the data while you are still scanning.
• Create bathymetric maps directly from the shore in Onshore mode (only with the PRO+ and CHIRP+ models) or with a Deeper sonar mounted to your boat (available with all models).
• View and analyse your lake maps on your PC/laptop using Lakebook™ (maps.deepersonar.com) bathymetry management platform.
• Control your scanning: From the moment you open the app you can decide when you want to connect to your sonar start pause or resume your session whenever you choose to get back to it.
• Store all your fishing data collected from your Deeper sonar with unlimited data storage in the app then back up on our secured cloud server or view it on Lakebook™.

Now you can easily tailor your Deeper sonar experience to your fishing needs by adjusting these features:
• Fishing Type: Pick from Standard Boat and Onshore modes and your sonar display settings will change accordingly varying from generic to much more detailed (••Ice Fishing mode is coming in October••)
• Display Mode: Customise your scanning qualities by choosing between Basic (only showing vegetation and water depth) and Raw (very detailed and crisp quality images) modes.
• Beam Angle: Narrow or Wide (also Mid for the CHIRP+) beam angles will help you distinguish how big of an area and how detailed you want you scanning to be.
• Display Sensitivity: Adjust the screen sensitivity depending on the water depth clarity and bottom structure.
• Fish Icons: The feature allows you to see them displayed change icon size see how deep they are located and switch on/off the fish alarm.
• Colour Palette: Choose the colour palette that would best display your sonar settings or turn on the night fishing feature to help you see your sonar more clearly in the dark (when used together with the Deeper Night Fishing Cover).