Free Breeder Tools
Practical tools designed to help breeders track, plan, and document real-world breeding data responsibly.
FEATURED
Animal Weight Tracker
Record and review animal weight data with exact timestamps, notes, and clear visual trends — designed for breeders who need accuracy, not guesswork.
- Multiple animals and groups
- Exact date & time entries
- Safe edits and corrections
- Local-only storage (no accounts)
Dog Whelping Date Calculator
Estimate your dog’s expected due date using the standard 63-day gestation average with realistic early and late windows.
Use Tool →Gestation Calculator
Calculate gestation or incubation timelines for dogs, cats, small animals, livestock, and poultry.
Use Tool →Heat Cycle Tracker
Estimate your dog’s next heat cycle using realistic planning ranges to support responsible breeding decisions.
Use Tool →Looking for guidance?
Understanding what’s considered normal before using calculators or trackers can help you plan with confidence.
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