Sigma8

Qual8 Marksman

FREE ZERO CHECK

Photograph your target. Get your zero and your group. No account needed.

1. Choose your target and group setup

What did you shoot?

Choose one target to continue.

2. Distance and speeds

How far were you from the target?

3. Optional details

Optional details

Skip any field — we’ll still score the group. Whatever you select shows up on your shareable image.

Caliber and cartridge

Ammo source

Choose one (optional)

Tap the selected choice again to clear it.

4. Choose your target photo

The photo stays on your phone until you tap Check my zero.

Drop your target photo here

or tap to choose from your phone

JPEG or HEIC, up to 10 MB

No credit card. Ask for a free Marksman account when you want to keep your Range Sessions.

Sigma8 Labs — Colorado