# SS vs PetDuo

The clearest difference is in-app purchases: SS at none against PetDuo's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PetDuo sells 4 in-app purchases, starting at $9.99 per 7 days. SS asks for nothing beyond the download.

SS ships an update weekly, PetDuo every 8 days. The most recent releases landed on October 27, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | SS | PetDuo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (26 ratings)](https://appshunter.io/ios/app/petduo-cat-translator/id6812650197/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 172 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [东莞市斯波阿斯体育用品科技有限公司](https://appshunter.io/developer/1169351773) | [HK FLYBULL TECHNOLOGY CO., LIMITED](https://appshunter.io/developer/1626018966) |

## What reviewers say

### SS

[App page](https://appshunter.io/ios/app/ss-link/id1593828930)

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

**In-app purchases:** none


### PetDuo

[App page](https://appshunter.io/ios/app/petduo-cat-translator/id6812650197)

This app offers a fun way for pet parents to understand their furry friends. It features pet sound translation, photo analysis for insights into their condition, and playful interpretations of their perspective. Experience the world through their eyes with unique visual recreations.

**Highlights:** Pet voice translation, Photo analysis, Pet perspective interpretation, Pet vision recreation, Explore pet communication

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Petduo Premium | $9.99 | per 7 days |
| Petduo Premium | $9.99 | per 7 days |
| Petduo Premium | $9.99 | per 7 days |
| Petduo Premium | $59.99 | per year |


## Frequently asked questions

### Is SS free?

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

### Is PetDuo free?

PetDuo is free to download, with in-app purchases available.

### Do SS or PetDuo have ads?

Neither SS nor PetDuo shows ads.

### Which is updated more often, SS or PetDuo?

SS ships an update weekly, and PetDuo every 8 days. Most recently, SS was updated on October 27, 2026 and PetDuo on November 1, 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.*