Gestimator
Free animal pregnancy calculator for livestock farmers and global agribusiness teams. Pick a species, set a mating date, get an accurate due date — offline-first and available in multiple languages.
4.9★
Google Play rating
10K+
Downloads
5+
Livestock species
Free
Always free
Trusted by farmers globally
Know every due date for every animal. Plan breeding cycles without guesswork.
Three steps from mating to due date
No training required. Works the same way on any Android device, with or without network.
Select species
Choose from cattle, pigs, goats, sheep, dogs, or custom animal types.
Set the mating date
Pick the date of mating or artificial insemination on your farm calendar.
Get the due date
See the expected delivery date and set a reminder to stay ahead of the calendar.
See Gestimator in action
Real screenshots from the app — what you see is what you get.
Animal list & countdown
Gestation progress & detail
Everything a livestock farmer needs
Multi-species coverage
Cattle, pigs, goats, sheep, dogs, cats, and more — gestation data across all major farm and companion animals.
Two-step workflow
Pick the species, set the mating or insemination date, and get an accurate due date immediately.
Offline-first
Works without internet. All data lives on your device — no cloud account needed, ever.
Animal profiles
Create and save named profiles for each animal on your farm. Track multiple pregnancies at once.
CSV export & import
Back up your records and move data between phones or share with a vet or farm partner.
Multilingual support
Available in major languages. Designed for global agribusiness teams across different regions.
Supported Species
Data Safety
Local records. In-app reset. Optional analytics.
Animal records stay on your device and can be cleared anytime using the app's Delete All Data reset option. Limited analytics may be used to improve reliability and product quality.
Read the Privacy Policy →Free on Google Play
Available today for Android
Free to download and use. No subscriptions, no in-app purchases. Works offline from day one.