# 观测云 vs 遛狗日记 PawDiary

The clearest difference is price: 观测云 at Free against 遛狗日记 PawDiary's $0.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

观测云 is free to download; 遛狗日记 PawDiary costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 26, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 观测云 | 遛狗日记 PawDiary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pawdiary/id6785438891/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | — | Paid |
| Size | 27 MB | 19 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [常州观测云信息科技有限公司](https://appshunter.io/developer/6796597087) | [志鑫 梁](https://appshunter.io/developer/1894308133) |

## What reviewers say

### 观测云

[App page](https://appshunter.io/ios/app/id1494097190)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 遛狗日记 PawDiary

[App page](https://appshunter.io/ios/app/pawdiary/id6785438891)

This app helps dog owners track walks, record health data, and set reminders for their pets. It allows users to create a digital diary of their dog's growth and daily activities, fostering a healthier lifestyle for both pet and owner.

**Highlights:** Automatic walk tracking (route, distance, duration), Photo and diary entries for pet moments, Health tracking (bowel, urination, water, food, mood), Customizable reminders (walks, feeding, vet), Activity statistics (daily, weekly, monthly), Multi-dog profile management

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 观测云 free?

观测云 is free to download, with no in-app purchases.

### Is 遛狗日记 PawDiary free?

遛狗日记 PawDiary costs $0.99, with no in-app purchases.

### Do 观测云 or 遛狗日记 PawDiary have ads?

Neither 观测云 nor 遛狗日记 PawDiary shows ads.

### Which is updated more often, 观测云 or 遛狗日记 PawDiary?

观测云 ships an update every 6 weeks, and 遛狗日记 PawDiary every 6 weeks. Most recently, 观测云 was updated on October 26, 2026 and 遛狗日记 PawDiary on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*