# SAMMO vs Petlink Merchant

The clearest difference is update cadence: Petlink Merchant at fortnightly against SAMMO's every 2 months. 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.

SAMMO ships an update every 2 months, Petlink Merchant fortnightly. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SAMMO | Petlink Merchant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 55 MB | 31 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [INNORACTIVE SDN. BHD.](https://appshunter.io/developer/688709503) | [Petpopss Trading Sdn Bhd](https://appshunter.io/developer/1896324308) |

## What reviewers say

### SAMMO

[App page](https://appshunter.io/ios/app/sammo/id1434296861)

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

**In-app purchases:** none


### Petlink Merchant

[App page](https://appshunter.io/ios/app/petlink-merchant/id6767138035)

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

**In-app purchases:** none


## Frequently asked questions

### Is SAMMO free?

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

### Is Petlink Merchant free?

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

### Do SAMMO or Petlink Merchant have ads?

Neither SAMMO nor Petlink Merchant shows ads.

### Which is updated more often, SAMMO or Petlink Merchant?

SAMMO ships an update every 2 months, and Petlink Merchant fortnightly. Most recently, SAMMO was updated on October 4, 2026 and Petlink Merchant on September 30, 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.*