Guides

Short, practical walkthroughs for getting the most out of GunCollector — real screenshots, real data, no fluff. Now covering the iPhone and Android apps as well as the web.

On your phone

iPhone & Android apps

Mobile app · Start here

Getting Started With the GunCollector App on iPhone & Android

A tour of every tab: dashboard, collection, ammo round counts, range trips, NFA paperwork, maintenance, and the privacy and offline settings.

7 minute read

Mobile app · Firearms

How to Add a Firearm From Your Phone With AI

Take a photo and check what the AI filled in. A real example, including the model number it got wrong and how you catch it.

4 minute read

Mobile app · Range

How to Log a Range Trip on Your Phone — Even With No Signal

Logged in airplane mode, start to finish: the trip saves on your phone, syncs itself later, and takes the rounds off your ammo lot.

4 minute read

Mobile app · Long range

DOPE Cards and Group Measurement on Your Phone

Live wind holds from your DOPE card, and group size in MOA and mils from a target photo, right at the bench.

5 minute read

In the browser

app.guncollector.app

AI pre-fill confirmation after uploading a firearm photo

Firearms & Inventory

How to Add a Firearm With Just a Photo

Skip the manual data entry. Upload one photo and GunCollector's AI fills in make, model, caliber, and specs for you to review.

5 minute read

Bullet holes marked on a target photo in the group measurement tool

Range & Accuracy

How to Log a Range Trip and Measure Your Group

Log rounds fired by firearm and ammo lot, then upload a target photo to get exact group size in inches, MOA, and MRAD.

6 minute read

Manufacturer ballistic specs found and ready for review

Ammo

How to Add Ammo and Pull Manufacturer Ballistics

Track your ammo inventory and pull real muzzle velocity, energy, and ballistic coefficient straight from the manufacturer.

4 minute read

Auto-generated DOPE card table showing elevation and wind holds from 100 to 1000 yards

Rifles & Long Range

How to Build a DOPE Card for Your Rifle

Link a rifle and a manufacturer-verified ammo load, then auto-generate a full elevation and wind-hold table in one click.

5 minute read

With AI apps

Claude, Cowork & Claude Code

AI apps

Connect Claude to GunCollector

Ask about your collection in plain English and have Claude log range trips and update records — with your approval. Works in Claude, Cowork and Claude Code.

6 minute read

Ready to try it yourself?

Free during early access. Your first firearm takes about 30 seconds.

Create free account No credit card required