Buster Studios / field notes
TerraTac Field Guides
Practical notes on MGRS public land, phone ballistics calculators, and Android hunting map apps — written to pair with TerraTac in the field.
Guides A–C
Start where the hunt needs clarity.
Read one, then cross-check the others — grid, dope, and map stack all talk to each other.
How to Use MGRS on Public Land
Read 8- and 10-digit grids, pair with land status, and stay oriented without getting turned around.
Read MGRS public land guide ↗
Phone Ballistics Calculator vs Laser
What actually changes your dope — range, G1 vs G7, and when phone estimates are good enough.
Read phone ballistics guide ↗
Best Android Hunting Map Apps
Compare land maps, MGRS tools, solvers, and combo apps when you need grid and ballistics together.
Read hunting map apps guide ↗
Put it on the phone
Try TerraTac on Android.
MGRS/UTM, public-land status, and G1/G7 ballistics with range rings — free with ads.