GrenadeFPV

Creator Tools

Apps and utilities built by GrenadeFPV to help content creators nail exposure, plan missions, and prep 360° footage for Gaussian splats.

Mobile apps

GrenCam turns your Android phone into a field-ready FPV light meter. Sample highlights and shadows, get ND filter and shutter recommendations, and fly with confidence.

Android · Pro

GrenCam Pro

Professional FPV exposure toolkit

Paid

The definitive, ad-free light meter and mission planner for FPV cinematographers. Turn your phone into a precision field tool for ND filters, shutter speed, and ISO — with voice-guided workflows.

+Manual setup guides for DJI O3, Avata, GoPro Hero & more
+Full offline mode for remote shoots
+Unlimited Hangar — save unlimited camera profiles
+Sentinel sensing for highlight & shadow analysis
+ND filter recommendations (ND2–ND64)
+Gyroflow-optimised shutter & FOV hints
+MuleVoice hands-free audio guidance
+Ad-free, professional interface

AndroidGet on Google Play

Android · Free

GrenCam Free

Essential FPV light meter

Free with ads

Stop guessing your exposure. GrenCam analyses your flight path lighting and calculates mathematically accurate camera settings for DJI, GoPro, Walksnail, and other FPV hardware.

+Highlight & shadow sampling workflow
+ND, ISO, and shutter recommendations
+180-degree shutter rule mission profiles
+Pre-calibrated DJI, GoPro & Walksnail profiles
+MuleVoice voice-guided field workflow
+Custom Hangar for saved configurations
+Upgrade path to GrenCam Pro

AndroidInstall free

Desktop & pipeline tools

Extract cubemap stills from 360° equirectangular video for photogrammetry, Splatter, Postshot, and COLMAP — the same workflow behind GrenadeFPV 3D captures.

Open source · Windows

StillsExtractor

360° video → cubemap stills

Windows-friendly desktop tool that converts 360° equirectangular video into cubemap face PNGs — ready for Splatter, Postshot, COLMAP, and Gaussian splat photogrammetry pipelines.

+Sample equirect MP4/MOV at fixed intervals
+Export front, right, back, left, down cubemap faces
+Square 90° pinhole faces (default 1920×1920)
+Optional PNG metadata strip for Postshot compatibility
+Splatter training hints based on still count
+Python + ffmpeg pipeline with tkinter GUI

GitHubView on GitHub

Need a custom shoot or splat capture?

GrenadeFPV offers full production services — from FPV reels to interactive browser splats.

Get in touch