Free Drone Mapping Tools

Calculators and printable field forms built for working drone mapping professionals. No signup, no ads — just the numbers and forms you need.

Calculators

GSD & Flight Altitude Calculator

Enter your camera sensor specs and target ground sample distance to get flight altitude, image footprint, flight line spacing, capture interval, and estimated image count.

Flight Planning Photogrammetry Camera Specs

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GCP Spacing Calculator

Calculate recommended ground control point count and spacing for your survey area. Accounts for area size, terrain complexity, and corridor vs. block survey geometry.

Ground Control Points Survey Accuracy GCP Placement

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Printable Field Forms

GCP Field Log

PDF · 2 pages

Two-page printable field log for recording ground control points and checkpoints. Required Fields reference, 20 blank entry rows, and a Project CRS / Equipment block. Print, clip to your tablet, fill it in as you measure.

GCP Field Forms Survey Records

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Looking for deeper context behind these numbers?

Ground Control Points — the complete guide → Browse the full library →