Comparison

WhosDue vs HERDMASTER RABBIT & CAVY

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

WhosDue

Manage rabbit and cavy breeding with this app. Track due dates for litters, palpations, and weaning. Get notifications and view detailed statistics on animal productivity. Print cards and pedigrees for your animals.

Highlights
  • Litter due date tracking
  • Palpation and weaning reminders
  • Animal productivity statistics
  • Customizable notifications
  • Date calculator for shows
  • Printable cage and carrier cards
  • Pedigree printing
Features
Read full description

Keep track of which rabbits or cavies are due to have litters, which rabbit litters are due to wean or process, and increase the productivity of your animals with WhosDue. WhosDue is a litter record keeping app that provides statistics to show you how your animals are performing in addition to keeping track of all of their litters. With WhosDue you can have all your breeding and litter record info with you wherever you are, and easily see who is producing well and who isn’t at any time without having to check cage cards, giving you the information you need to make decisions to make your rabbits or cavies more productive. Features: • See a list of who’s due to have a litter, which rabbits are due to be palpated, and which rabbit litters are due to be weaned or processed sorted by due date and grouped by Breed on the main screen. • Get a notification for rabbits that a nest box needs to be put in with the doe before the doe is due and another reminder the morning she is due. The number of days before the due date can be customized in the settings screen. • Get a notification when a rabbit is ready to palpate or a rabbit litter is ready to wean or process. Notifications can be turned on and off in the settings screen to customize which ones you get. • Get a notification for cavies that they are due at the beginning of the gestation range for cavies. • Quickly and easily see the survival rate or largest litter size of all animals of a breed ordered from highest to lowest. Tap a row to bring up the litter record for that animal to see the full details of all its litters. Easily toggle the view to show inactive rabbits and cavies or all rabbits and cavies instead of only active ones. • Breedings still due can be deleted or edited by swiping left on the litter tab of the main view. • Adding a breeding, updating results, or deleting a breeding automatically makes the change for both the buck and the doe. • View all the animals you have of a breed grouped by gender. Easily toggle the view to show inactive rabbits and cavies or all rabbits and cavies instead of only active ones. • Use the date calculator to find out when breedings need to be done to have each class of rabbit for a show. Just enter the date of the show and the dates are calculated for all classes. • Keep a list of all the miscellaneous rabbit and cavy related tasks you want to get done right in the app, and set a date time for a notification if you want a reminder. • Backup your data to iCloud and restore from iCloud to transfer your data between devices or to just keep a backup of your data. • Print a 3" x 5" cage card and 2 1/2" x 4" carrier card from the rabbit/cavy list. • Print a 3" x 5" cage card and 2 1/2" x 4" carrier card for a litter from the litter record. • Print a pedigree in portrait or landscape orientation including custom logos from the rabbit/cavy list. • Supports marking rabbits as Vienna Marked and Vienna Carriers. • See all of the active does currently available to breed and create rebreed reminders. • Supports dark mode.

About

HERDMASTER RABBIT & CAVY

Manage your rabbit and cavy breeding operations with this comprehensive herd management tool. Track animal profiles, breeding cycles, pedigrees, show entries, and sales. Organize your entire herd and breeding history efficiently.

Highlights
  • Detailed animal profiles
  • Breeding and litter tracking
  • Pedigree generation and import
  • Show entry preparation
  • Sales and payment requests
  • Offline record keeping
Read full description

HERDMASTER is a herd management app built for rabbit and cavy breeders. Keep essential records organized at home, in the barn, and at shows. Keep working with locally stored herd records offline after sign-in and any required account checks. MANAGE YOUR HERD • Create detailed animal profiles with identification, breed, variety, purpose, ownership, photos, notes, and history. • Search and organize active, sold, transferred, and archived animals. • Track weights, health records, schedules, and important dates. BREEDING AND LITTERS • Plan and record breedings with species-aware milestones. • Track pregnancies, litters, kits, fostering, weaning, and outcomes. • Keep sire, dam, and descendant information connected. PEDIGREES AND IMPORTS • Pedigrees show the animal with its parents, grandparents and great-grandparents. • Generate polished pedigree PDFs and share them through iOS. • Import from Evans (XML, HTM, or text-based PDF pedigrees) and Everbreed (CSV exports or a public pedigree link). Import options vary by plan. SHOW TOOLS • Prepare rabbit and cavy show entries using breed and age-class rules. • Organize multiple shows in one weekend, review entries, override classes when needed, and hand a completed entry to iOS Mail. • Record show results and winnings with the animal's history. SALES AND PAYMENT REQUESTS • Record the buyer and sold date on each animal. • Share a Venmo or PayPal payment request for physical animal-related transactions. HERDMASTER does not process or confirm those payments. SYNC, BACKUP, AND CONTROL • iCloud sync is a limited pilot feature. The pilot is temporarily paused, so iCloud sync is not currently available. If the pilot resumes, access will be limited to approved participants who also have a Breeder or Show Breeder plan. Purchasing a plan does not grant pilot access. • Export records and delete your account from inside the app. HERDMASTER accounts must be created and maintained by an adult age 18 or older. A person age 13 through 17 may use HERDMASTER only through an account created and maintained by that person's parent or legal guardian. Some features require a paid subscription or lifetime purchase. Availability varies by plan. Terms of Use: https://herdmaster.app/terms Privacy Policy: https://herdmaster.app/privacy

Screenshots

WhosDue4 screens
HERDMASTER RABBIT & CAVY4 screens

Verdict

The call

The clearest difference is price: HERDMASTER RABBIT & CAVY at Free against WhosDue's $9.99. HERDMASTER RABBIT & CAVY also leads on rating (4.9 vs 4.4) and update cadence (weekly vs every 3 months). WhosDue's advantage is in-app purchases (none vs 7) and iOS requirement (14.0 vs 26.0). On review sentiment, ratings volume, ads and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

HERDMASTER RABBIT & CAVY is free to download; WhosDue costs $9.99 up front. HERDMASTER RABBIT & CAVY sells 7 in-app purchases, starting at $7.99 per month. WhosDue asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HERDMASTER RABBIT & CAVY holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 47 and 44 respectively. Written reviews point the same way: 87% of WhosDue's written reviews are positive against 92% of HERDMASTER RABBIT & CAVY's.

UpkeepUpdate frequency

WhosDue ships an update every 3 months, HERDMASTER RABBIT & CAVY weekly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.

Scorecard5 real differences · 5 level
WhosDue versus HERDMASTER RABBIT & CAVY: the parameters behind the verdict, then further details
ParameterWhosDueHERDMASTER RABBIT & CAVY
Price$9.99Free — better
Rating4.4 (47 ratings)4.9 (44 ratings) — better
Positive reviews86.8% of reviews92.0% of reviews — better
Number of ratings47 — better44
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better26.0
Further details — not scored
Size2 MB45 MB
Age rating4+12+
DeveloperBrian SmithHerdMaster LLC

Customer experience

WhosDue

All ratings47 ratings
Positive87.2%
Neutral8.5%
Negative4.3%
Written reviews38 reviews
Positive86.8%
Neutral10.5%
Negative2.6%

HERDMASTER RABBIT & CAVY

All ratings44 ratings
Positive95.5%
Neutral2.3%
Negative2.3%
Written reviews25 reviews
Positive92.0%
Neutral4.0%
Negative4.0%

Bugs and requests

WhosDue

Reported bugs

9 issues
  • App crashes when editing a cavy
  • Notifications not always delivered
  • Mistype in rabbitry name on printed pedigree
  • Trouble accessing pedigree portion
  • Cannot add certain breeds (e.g., Cals)
Show 4 more
  • Missing color options (e.g., Harlequin, Fox, Lutino)
  • Cannot remove inactive rabbits
  • Cannot input litters born before app was acquired
  • App crashes when editing cavies

Requested features

33 requests
  • Add mini plush lops as breed
  • Easier pedigree addition process
  • Lower process time below 10 weeks
  • Fix mistype in pedigree rabbitry name
  • Add option to add mini plush lops as breed
Show 28 more
  • Add option to add cals breed
  • Add color updates for dwarfs (fox, lutino)
  • Ability to share database with family
  • Add harlequin colored rabbit option
  • Add inbreeding coefficient/genetics tracking
  • Add ability to track weights in grams/oz
  • Allow entry of cavy weights in oz only
  • Allow more than one of the same ear number
  • Create pedigrees from a litter
  • Search for rabbit by name or number
  • Add color genome entry on pedigree
  • Show birthdate on pedigree for every rabbit
  • Add pedigree option for more than just parents
  • Add photo of rabbit to card
  • Show breed on cavy pedigrees
  • Add variety under breed info for cavy
  • Share app with family without repurchase
  • Input past litters born before app acquisition
  • Add breed listed on cavy pedigrees
  • Add more color options
  • Add notes section for individual adults
  • Add Rufus variety for Belgian Hare
  • Add number of bunnies weaned
  • Add TAMUK and TAMUK composites
  • Backup on the cloud
  • Add 'other' category for breed
  • Ability to add a breed
  • Add cavy variety under breed info

HERDMASTER RABBIT & CAVY

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

WhosDue

No in-app purchases

7 purchases

HERDMASTER RABBIT & CAVY

Subscriptions4
  • Breeder Monthly14 Days trial$7.991 Month
  • Show Breeder Monthly14 Days trial$9.991 Month
  • Breeder Annual14 Days trial$79.991 Year
Show 1 more
  • Show Breeder Annual14 Days trial$99.991 Year
One-time3
  • Show Breeder Lifetime Upgrade$50.00
  • Breeder Lifetime$249.99
  • Show Breeder Lifetime$299.99

Questions

Is WhosDue free?
WhosDue costs $9.99, with no in-app purchases.
Is HERDMASTER RABBIT & CAVY free?
HERDMASTER RABBIT & CAVY is free to download, with in-app purchases available.
Which has better reviews, WhosDue or HERDMASTER RABBIT & CAVY?
HERDMASTER RABBIT & CAVY is rated higher. WhosDue averages 4.4 out of 5 from 47 ratings, while HERDMASTER RABBIT & CAVY averages 4.9 from 44 ratings.
Do WhosDue or HERDMASTER RABBIT & CAVY have ads?
Neither WhosDue nor HERDMASTER RABBIT & CAVY shows ads.
Which is updated more often, WhosDue or HERDMASTER RABBIT & CAVY?
WhosDue ships an update every 3 months, and HERDMASTER RABBIT & CAVY weekly. Most recently, WhosDue was updated on November 11, 2026 and HERDMASTER RABBIT & CAVY on November 9, 2026.

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