Little Grey Book vs PetsPro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Little Grey Book
Enhance your Agatha Christie reading experience with a companion app. Track your progress, take notes with text scanning, and test your detective skills with a "Whodunnit Challenge." Explore the complete novel collection and personalize your reading journey.
- Whodunnit Challenge
- Text scanning note-taking
- Home screen widgets
- Complete novel collection
- Monthly read notifications
- Personalization options
- Book filtering by status
Read full descriptionHide full description
Discover the Ultimate Companion for Agatha Christie Enthusiasts! Embark on a thrilling literary adventure with Little Grey Book, the ultimate companion app for fans of Agatha Christie. Whether you're a seasoned sleuth or a newcomer to her captivating mysteries, this app is designed to enhance your reading experience like never before. Key Features: App special - Whodunit Challenge: Unleash your inner detective! As you read, select who you think the culprit is. Once you finish the book, see if you cracked the case. Can you match wits with Agatha Christie herself? Note-Taking Made Easy: Capture your thoughts, theories, favorite quotes, and memorable moments as you read. Use the new text scanning feature to quickly add notes directly from the page. The user-friendly note-taking feature lets you document your detective journey with ease. Handy Widgets: See your latest notes and keep track of your current read with convenient home screen widgets. Complete Novel Collection: Explore Agatha Christie's complete collection of novels, featuring their original covers for an authentic experience. Read Christie Notifications: Enjoy timely alerts for every new Read Christie theme and official monthly read. Personalization: Switch between UK and US book titles or even set your custom title. Choose from the uniquely crafted book icons or add one you prefer. Book Filters: Effortlessly organize your reading list. Filter books by status – unread, in progress, or completed – and maintain a clear overview of your journey through Christie's works. Why Little Grey Book? Little Grey Book is not just an app; it's a gateway into the world of intrigue and suspense. Dive deeper into each story, keep track of your progress, and challenge yourself to solve the mysteries alongside the Queen of Crime. Download Little Grey Book now and turn every reading session into an exciting detective adventure! Special thanks to friend of the app Johanna Draper Carlson for tracking down misidentified villains. ========================================================================== Icon attribution - Question icons created by Freepik - Flaticon (https://www.flaticon.com/free-icons/question)
PetsPro
Organize all your pet's health information, including vaccinations, medications, and vet records, in one place. Receive smart reminders and access essential details quickly for any situation.
- All-in-one pet profiles (up to 25 pets)
- Smart health tracking and reminders
- Organized medical records with document attachments
- Vet-ready information sharing
- Customizable notifications
- Quick-access star button for essential info
- Secure iCloud backup and local export
Read full descriptionHide full description
PetsPro – Your Complete Pet Health Organizer PetsPro transforms pet care into a stress-free, beautifully organized experience. Say goodbye to scattered paperwork and forgotten due dates—manage everything from vaccinations to medications and preventive treatments in one smart, intuitive hub. Whether you have one furry friend or a whole pack, PetsPro adapts to each pet’s unique needs with personalized schedules, reminders, and records you can access anytime. A one-time payment means a single purchase for a product or service, with no recurring billing or subscription involved. Why You’ll Love PetsPro All-in-One Pet Profiles – Store up to 25 pets with photos, breed, age, weight, microchip info, certifications, and notes—all at your fingertips. Smart Health Tracking – Stay ahead on vaccinations, medications, and preventive treatments with automatic reminders, visual alerts, and fully customizable schedules. Organized Medical Records – Attach and preview photos, PDFs, and vet documents for each entry, all neatly categorized and searchable. Vet-Ready Info – Keep contact details, care instructions, and medical history in one place for quick sharing with your veterinarian. Powerful Notifications – Choose exactly how and when you’re reminded—mute all, filter by type, or edit reminders on the fly. Quick-Access Star Button – Instantly pull up essential info like certification proof or medical records—perfect for: * Service animal handlers needing fast certification verification * ESA owners dealing with housing or travel requirements * Multi-caregiver households sharing pet details * Emergency situations requiring rapid access to medical info Beautiful, Adaptive Interface – Enjoy a smooth, modern design with light/dark themes, color-coded categories, and layouts optimized for iPhone, iPad, and Mac. Secure & Synced – iCloud backup, local export/import, and privacy-first file handling keep your pet data safe and available across devices. Always Ready for Life’s Pet Moments.
Screenshots
Verdict
The clearest difference is rating: PetsPro at 5.0 against Little Grey Book's 4.5. PetsPro also leads on update cadence (every 2 weeks vs every 3 months). Little Grey Book's advantage is in-app purchases (none vs 1). On price, 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
Both are free to download. PetsPro sells 1 one-off in-app purchase. Little Grey Book asks for nothing beyond the download.
PetsPro holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.
Little Grey Book ships an update every 3 months, PetsPro every 2 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.
| Parameter | Little Grey Book | PetsPro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (4 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 13 MB | 21 MB |
| Age rating | 9+ | 17+ |
| Developer | niv ben-porath | APPLOAD LLC (NJ) |
Customer experience
Little Grey Book
PetsPro
In-app purchases
Little Grey Book
No in-app purchases
PetsPro
- English$1.99









