Comparison

Pet Journal vs Crittr

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

Head to head
About

Pet Journal

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Make everyday care easier with TailNotes. Keep a diary for your pets, save notes and documents, track weight, and organize care reminders. See today’s tasks across your pets while keeping each pet’s history together. Save a feeding plan using the daily amount from the food package or your veterinarian. Divide it into meals, choose feeding times and mark who has fed your pet. TailNotes does not prescribe the daily amount. Invite a loved one to care together. Both caregivers can update the shared diary and feeding plan. Feeding marks help you check whether a meal has already been recorded. Create pet cards and missing-pet posters to share the information you choose. TailNotes Plus includes multiple pets of your own, inviting a caregiver and exporting pet cards. Your first pet’s diary, weight, reminders, feeding plan and natural-food calculator remain free. Accepting an invitation is free. Saved pets and existing shared access remain available after your subscription ends. Plus offers weekly, monthly and yearly auto-renewable subscriptions. Prices are shown in the app for your region. Manage or cancel subscriptions in your App Store account settings. Privacy Policy: https://sites.google.com/view/tailnotesprivacy Terms of Use: https://sites.google.com/view/tailnotesterms

About

Crittr

Organize all aspects of your pet's life in one place. Track activities, health records, medications, and share care with others. Get AI-powered advice for your furry family members.

Highlights
  • Individual pet profiles
  • Activity logging (exercise, meals, meds)
  • Health and vaccination tracking
  • Co-care with family/friends
  • AI-powered pet advisor
  • Daily dashboard and reminders
Features
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Your pets deserve more than a scattered notes app or forgotten text messages. Meet Crittr — the all-in-one pet care companion built for pet parents who actually want to stay on top of things. Whether you have one dog, two cats, or a whole furry household, Crittr keeps everything organized in one beautiful place so you can spend less time worrying and more time enjoying life with your pets. A home base for every pet Each of your pets gets their own profile — complete with breed, birthday, weight, food details, vet info, medications, vaccinations, and a full history of their care. No more digging through old texts to remember when their last shot was, or guessing whether you already gave them their evening pill. Log the moments that matter Life with pets is busy. Crittr makes it effortless to log what you're doing in seconds: Exercise — Track walks, runs, and playtime with duration and distance Meals & Treats — Stay on top of daily feeding goals Medications — Mark doses given and never second-guess yourself again Potty breaks — Helpful for puppies in training or monitoring older pets Weigh-ins — Log weight over time and visualize trends Training — Celebrate every milestone along the way Your daily dashboard, at a glance Crittr's home screen shows you everything you need to know about today. Ring-style progress indicators show how close you are to hitting exercise, meal, treat, and medication goals — so you know at a glance if something's been missed. Upcoming vet visits, medications that need attention, and vaccinations due soon are all surfaced right where you need them. Health tracking that actually helps From routine checkups to complex medication schedules, Crittr keeps your pet's health history organized and accessible: Log and review vet visits with notes and details Track vaccination records and get notified when boosters are coming up Monitor medication progress with dosage tracking built right in View your pet's weight history over time with easy-to-read charts Store medical records and documents (Pro) in one secure place Take care together Pets are a family affair. With co-care (Pro), you can invite a partner, family member, or trusted caretaker to share in your pet's care — with customizable permissions so everyone stays on the same page without stepping on each other's toes. Meet CrittrAI — your always-available pet advisor Got a question about your dog's symptoms at midnight? Wondering if that food ingredient is safe for cats? CrittrAI (Pro) is an intelligent assistant trained to help with pet health questions, care tips, and everyday guidance — available whenever you need it. No need to re-explain your pet's breed, weight or activity level, CrittrAI is tuned in to your pet's profile and will give you tailored answers to your pet's specific needs. Built for the way you actually live Crittr is designed to feel calm and uncluttered. A warm, intuitive interface means you're never more than a tap away from the information you need. Smart reminders keep you on schedule. And everything syncs across your devices so your pet's care history is always with you — at the vet, at the dog park, wherever life takes you. Crittr is free to download, with an optional Pro subscription that unlocks co-care, CrittrAI, medical records storage, multiple pet management, and more. Because the best thing you can do for your pet is stay informed, stay consistent, and stay connected — and Crittr makes all of that a whole lot easier. Download Crittr today and give your pets the care they deserve. Apple's Terms Of Use for In-App Purchases can be found here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Pet Journal4 screens
Crittr4 screens

Verdict

The call

The clearest difference is ads: Pet Journal at none against Crittr's shown. Crittr's advantage is update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement 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

Both are free to download. Pet Journal sells 3 in-app purchases, starting at $2.99 per 7 days and Crittr sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Pet Journal ships an update monthly, Crittr weekly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Pet Journal versus Crittr: the parameters behind the verdict, then further details
ParameterPet JournalCrittr
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyMonthlyWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.4 — better
Further details — not scored
Size70 MB85 MB
Age rating4+12+
DeveloperElena AnghelJonathan Deichmann

In-app purchases

3 purchases

Pet Journal

Subscriptions3
  • TailNotes Plus Weekly$2.997 Days
  • TailNotes Plus Monthly$6.991 Month
  • TailNotes Plus Yearly$19.991 Year
2 purchases

Crittr

Subscriptions2
  • Crittr Pro Monthly7 Days trial$4.991 Month
  • Crittr Pro Annual7 Days trial$39.991 Year

Questions

Is Pet Journal free?
Pet Journal is free to download, with in-app purchases available.
Is Crittr free?
Crittr is free to download, with in-app purchases available.
Do Pet Journal or Crittr have ads?
Crittr shows ads; Pet Journal does not.
Which is updated more often, Pet Journal or Crittr?
Pet Journal ships an update monthly, and Crittr weekly. Most recently, Pet Journal was updated on October 30, 2026 and Crittr on November 5, 2026.

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