ND Filter Pro DSLR & Drone

Screenshots

About ND Filter Pro DSLR & Drone

The most complete ND filter calculator for photographers, drone pilots & videographers – completely ad-free.

7 Calculation Modes – fully included, no limitations

ND Filter Expert Pro gives you every calculation mode without restrictions. No ads, no locked features – the complete tool, exactly when you need it.

– Simple: Quick calculator – base shutter speed + ND filter = new exposure time

– Expert: Combine aperture, ISO and up to 5 filters simultaneously

– Bulb Mode: Enter long exposures in hours, minutes and seconds

– Reverse ND: Set your desired shutter speed and find the right filter

– Light / EV: Calculate the required filter based on aperture and ISO

– Drone Mode: Frame-rate based calculations for drone pilots (180° rule)

– Vario ND: Calculations for variable / adjustable ND filters

Built-in Exposure Timer

Tap your result to start the exposure timer directly in the app – no stopwatch needed. Runs as a background service with alarm and vibration when done. Tones and vibration patterns fully configurable.

Unlimited Favorites & Custom Filters

Save, search, sort and organize setups per calculator mode – without limits. Create and manage custom ND filter values for your specific gear.

Learn as you shoot

Full tutorial, step-by-step guides, and an FAQ with 11 real-world questions on neutral density filters. Accessory recommendations included.

All Pro features included

– 7 specialized calculator modes – fully unlocked

– Stack up to 5 ND filters simultaneously

– Dedicated Drone Mode with FPS-based calculation

– Built-in exposure timer with background service

– Unlimited favorites per mode

– Create custom ND filter values

– Full tutorial, step-by-step guides and FAQ

– Night mode / dark theme

– Screen lock during exposure

– 27 languages supported

– Completely ad-free

– No unnecessary permissions – privacy first

Questions or feedback? support@nd-filter-expert.com

Information

Frequently Asked Questions