# Prazis vs MR dyaco

The clearest difference is update cadence: MR dyaco at every 10 days against Prazis's monthly. Prazis's advantage is iOS requirement (13.0 vs 16.0). 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.

Prazis ships an update monthly, MR dyaco every 10 days. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Prazis | MR dyaco |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Size | 7 MB | 74 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [PRAZIS AUTO PARTS INC.](https://appshunter.io/developer/1614407629) | [Dyaco International Inc.](https://appshunter.io/developer/1100739707) |

## What reviewers say

### Prazis

[App page](https://appshunter.io/ios/app/prazis/id1614407627)

**Features:** macOS Compatibility

**In-app purchases:** none


### MR dyaco

[App page](https://appshunter.io/ios/app/mr-dyaco/id6550908795)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Prazis free?

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

### Is MR dyaco free?

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

### Do Prazis or MR dyaco have ads?

Neither Prazis nor MR dyaco shows ads.

### Which is updated more often, Prazis or MR dyaco?

Prazis ships an update monthly, and MR dyaco every 10 days. Most recently, Prazis was updated on September 19, 2026 and MR dyaco on September 12, 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.*