Load Book

Dawn Works Limited

About this app

Quickly add your rifles and bullets, then start setting up your loads.
Add a new shooting session while at the range, retrieve the weather at your location or via your Bluetooth weather meter.
Select your load and record your velocities for a charge test, or group sizes for a seating depth test.
Close your session, enter your shot count, and graph or export your results for analysis.

Load Development
• Link bullets to multiple rifles
• Auto-complete many fields including bullet, powder, case, primers
• Store important rifle, bullet and load information
• Powder Charge tests - record velocities per charge
• Seating Depth tests - record group sizes per depth
• Generate load strings automatically
• Visualise through an interactive chart
• Progress testing through to approved or rejected
• Flag loads as favourites, hot, reliable...
• Calculates your ES & SD and shows a precision flag
• Export full details and graph as a PDF report
• Connect your chronograph to capture velocities as you shoot:
- FX True Ballistic
- Athlon Rangecraft

Shooting Diary
• Quickly add a new shooting session from your location
• Retrieve the weather or connect to your weather meter
- Kestrel
- WeatherFlow
- Skywatch
- plus many environmental sensing compliant devices
• Add notes from your shooting results
• Add target photos
• Tracks the loads you tested
• Keep track of your rifle's shot count

Target Analysis
• Photograph your target or select existing photos
• Add bullet hole markers, fine tune with popup magnifier
• Group size calculation - MOA and MRAD
• Saves results to your shooting diary and gallery
• Zoom in, crop and share results with analysis overlay

Modern, easy to use interface.
First launch tutorial and detailed help included.
Remembers your last used units - no more units settings pages.
Optionally converts values when units change.
Export your full database so you can swap phones and import later.
No account required, and no ads.

What’s new

Improved connectivity and parsing of Athlon chronograph velocities