# winkoo vs SereneDiary

The clearest difference is price: winkoo at Free against SereneDiary's $0.99. winkoo also leads on update cadence (every 5 days vs every 6 weeks) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

winkoo is free to download; SereneDiary costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

winkoo ships an update every 5 days, SereneDiary every 6 weeks. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | winkoo | SereneDiary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/winkoo/id6755623918/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 109 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [宁波定寅科技有限公司](https://appshunter.io/developer/1824274879) | [洪卫 潘](https://appshunter.io/developer/467365143) |

## What reviewers say

### winkoo

[App page](https://appshunter.io/ios/app/winkoo/id6755623918)

This app, paired with a small device, offers precise real-time location tracking for pets. It features visual and audio cues to help locate them, AI-powered health monitoring, and customizable safe zones with alerts. Relive your pet's adventures with location history playback.

**Highlights:** Real-time pet location tracking, Visual and audio pet finding, AI health analysis, Customizable safe zones, Location history playback

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

**In-app purchases:** none


### SereneDiary

[App page](https://appshunter.io/ios/app/serenediary/id6761915517)

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

**In-app purchases:** none


## Frequently asked questions

### Is winkoo free?

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

### Is SereneDiary free?

SereneDiary costs $0.99, with no in-app purchases.

### Do winkoo or SereneDiary have ads?

Neither winkoo nor SereneDiary shows ads.

### Which is updated more often, winkoo or SereneDiary?

winkoo ships an update every 5 days, and SereneDiary every 6 weeks. Most recently, winkoo was updated on October 3, 2026 and SereneDiary on October 8, 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.*