# Petis vs SinApp

The clearest difference is update cadence: SinApp at every 4 days against Petis's every 9 days. SinApp also leads on iOS requirement (14.0.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Petis ships an update every 9 days, SinApp every 4 days. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Petis | SinApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/petis/id1413161923/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 67 MB | 45 MB |
| Requires iOS | 16.4 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [PALIARI ENGENHARIA DE SOFTWARE LTDA](https://appshunter.io/developer/926470539) | [SinApp](https://appshunter.io/developer/1774771596) |

## What reviewers say

### Petis

[App page](https://appshunter.io/ios/app/petis/id1413161923)

This app helps you care for your pet's well-being. You can register your pets, add photos, obtain official animal registration, and request spaying/neutering services. It aims to be the easiest and most modern way to show love for your animal companion.

**Highlights:** Pet registration, Photo gallery for pets, Official animal registration (RGA), Spay/neuter service requests, Service follow-up, Clinic service reviews

**Features:** macOS Compatibility

**In-app purchases:** none


### SinApp

[App page](https://appshunter.io/ios/app/sinapp/id6535655844)

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

**In-app purchases:** none


## Frequently asked questions

### Is Petis free?

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

### Is SinApp free?

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

### Do Petis or SinApp have ads?

Neither Petis nor SinApp shows ads.

### Which is updated more often, Petis or SinApp?

Petis ships an update every 9 days, and SinApp every 4 days. Most recently, Petis was updated on September 10, 2026 and SinApp on September 8, 2026.

---

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