# PMS Merchant vs Tatwir

The clearest difference is update cadence: Tatwir at every 6 weeks against PMS Merchant's every 38 months. PMS Merchant's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

PMS Merchant ships an update every 38 months, Tatwir every 6 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | PMS Merchant | Tatwir |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 6 weeks** |
| Size | 33 MB | 145 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bluu, Inc.](https://appshunter.io/developer/978926661) | [Target Information Solutions L.L.C.](https://appshunter.io/developer/1530019849) |

## What reviewers say

### PMS Merchant

[App page](https://appshunter.io/ios/app/pms-merchant/id1445445007)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tatwir

[App page](https://appshunter.io/ios/app/tatwir/id1612019830)

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

**In-app purchases:** none


## Frequently asked questions

### Is PMS Merchant free?

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

### Is Tatwir free?

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

### Do PMS Merchant or Tatwir have ads?

Neither PMS Merchant nor Tatwir shows ads.

### Which is updated more often, PMS Merchant or Tatwir?

PMS Merchant ships an update every 38 months, and Tatwir every 6 weeks. Most recently, PMS Merchant was updated on November 6, 2026 and Tatwir on November 7, 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.*