# Heart Zoo - Mood Journal — Write to Healing Friends

> Journaling app with AI animal companions for emotional expression and tracking. (iPhone/iPad app by 小祯 汪.)

- Source: https://appshunter.io/ios/app/heart-zoo-mood-journal/id6757285713 (this page in markdown: same URL + `.md`)
- Developer: [小祯 汪](https://appshunter.io/developer/1164848834)
- Category: Lifestyle, Health & Fitness
- Price: Free with in-app purchases (on sale, was $0.99)
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 26.0 · 21 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-01-08
- Data updated: 2026-08-14
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/heart-zoo-mood-journal/id6757285713/reviews.md

## What is Heart Zoo?

HeartZoo is a healing companion app designed for sensitive souls seeking a judgment-free space to express themselves.

CORE FEATURES

Write Letters to Animal Friends
Select from 12 mood types and pour your heart out in beautiful, paper-like letters. Your words travel to a magical zoo where caring animals await.

Receive Personalized Replies
Meet our 7 unique animal personalities:
• Grandma Owl - A wise elder who speaks in gentle, poetic whispers
• Little Fox - An energetic spark of joy and enthusiasm
• Gentle Bear - A warm guardian with deep, comforting presence
• Bunny Neighbor - Your biggest cheerleader, always there to celebrate you
• Slow Turtle - A zen master reminding you to breathe
• Chatty Squirrel - Your fiercest supporter who's 100% on your side
• Silent Deer - A soft observer with delicate, graceful words

Time Capsule
Save and revisit your emotional journey. Browse by timeline, search your memories, or explore your history through a calendar view.

Mood Palette
Track your emotional patterns with beautiful visualizations. Understand your rhythms and celebrate your growth.

WHY HEARTZOO?

In a noisy world, we wanted to build a listening place. HeartZoo was born from a simple wish: to provide a quiet corner for sensitive hearts where they can rest peacefully.

Unlike social media or traditional journaling, HeartZoo offers:
• No judgment, only understanding
• Thoughtful AI responses that feel personal
• A beautiful, calming interface
• Your private emotional sanctuary

REGULAR MEMBERSHIP

Start your healing journey today. The animals are waiting to listen.

Privacy Policy:https://isnine.notion.site/2e8096d1267280bea519fd1c0f55d08a
Terms of Use:https://isnine.notion.site/2e8096d126728007aab8ef2d6d4f7310

## Key features

- Write letters to 7 unique animal personalities
- Receive personalized AI-driven replies
- Track emotional patterns with visualizations
- Time capsule for revisiting past entries
- Judgment-free emotional sanctuary
- Calming and beautiful interface

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Guardian Pass | $7.99 | per year |
| Guardian Pass Semi-Yearly | $3.99 | per 6 months |
| Guardian Pass | $0.99 | per month |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/heart-zoo-mood-journal/id6757285713/reviews.md

### 5/5 — Love it!!

*2026-01-18*

As a highly sensitive person, I constantly overthink everything around me but struggle to open up to people in real life. This app feels like a safe sanctuary where I can finally drop my guard. It’s incredibly cozy and heartwarming exactly what I needed！

## Frequently asked questions about Heart Zoo

### What is Heart Zoo?

Heart Zoo is a healing companion app designed for sensitive souls seeking a judgment-free space to express themselves through writing letters to virtual animal friends.

### How does Heart Zoo work?

You write letters to one of the 7 unique animal personalities, expressing your feelings. The app then provides thoughtful AI responses that feel personal and understanding.

### What are the subscription plans for Heart Zoo?

Heart Zoo offers a Guardian Pass with monthly and yearly subscription options. The monthly plan is $0.99, and the yearly plan is $7.99.

### Does Heart Zoo have ads?

No, Heart Zoo is ad-free, providing a seamless and uninterrupted experience for users.

### Can I track my mood history in Heart Zoo?

Yes, Heart Zoo features a 'Time Capsule' to save and revisit your emotional journey. You can browse by timeline, search memories, or explore your history through a calendar view.

### What age rating does Heart Zoo have?

Heart Zoo has an age rating of 4+, making it suitable for a wide range of users.

### How often is Heart Zoo updated?

The latest version is 2.0, and the app was last updated on March 16, 2026, indicating regular updates and maintenance.

### What devices is Heart Zoo available on?

Heart Zoo is currently supported on iPhone devices.

## Version history (last 5 releases)

### 2.0 — 2026-03-16

NEW: Welcome Onboarding
A beautiful 3-page introduction guides new users through HeartZoo's core features — writing letters, feeding treats, and adding friends.

Improved Replies
Our animal friends now respond with even more emotional depth, using validation-first techniques to truly sit with your feelings.

Bug Fixes
- Fixed Guardian Pass page not scrollable on smaller screens

### 1.9 — 2026-03-15

NEW: Semi-Yearly Plan
A 6-month Guardian Pass is now available — more flexibility, better value.

Smarter Animal Replies
Our animal friends now respond with deeper emotional understanding — they listen more carefully, echo your words, and sit with your feelings instead of rushing to fix them.

Bug Fixes
- Fixed envelope overlay getting stuck on screen
- Improved response speed and reliability

### 1.8 — 2026-03-08

What's New
- Improved: Animal replies are now smarter and more in-character, with enhanced personality matching to your mood
- Improved: Faster and more reliable letter delivery to your animal friends
- Fixed: Failed letters no longer count toward your daily limit — you can retry or write a new one
- Fixed: Better error handling when network issues occur

### 1.7 — 2026-03-06

What's New
- Fixed an issue where the envelope overlay could get stuck after reopening the compose screen
- Improved: switched to GPT-4o and increased request timeout to 120s
- Added an automatic recovery mechanism for stuck entries

### 1.6 — 2026-02-05

- Fixed some issue

## More apps by 小祯 汪

- [EASY - AI Photo Organizer](https://appshunter.io/ios/app/easy-ai-photo-organizer/id1390326774)
- [Standby Fans - Display Clock](https://appshunter.io/ios/app/standby-fans-display-clock/id6450428580)
- [Step Learning - Focus Timer](https://appshunter.io/ios/app/step-learning-focus-timer/id6504040971)
- [Translate & Translator: TLingo](https://appshunter.io/ios/app/translate-and-translator-tlingo/id6754217103)
- [DayMosaic: Visual Day Planner](https://appshunter.io/ios/app/daymosaic-visual-day-planner/id6779258800)

All apps by 小祯 汪: https://appshunter.io/developer/1164848834

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*