# ADR Depo vs Marin

The clearest difference is update cadence: Marin at fortnightly against ADR Depo's every 2 months. Marin also leads on iOS requirement (12.4 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.

ADR Depo ships an update every 2 months, Marin fortnightly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ADR Depo | Marin |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 11 MB | 20 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ufuk Ugur](https://appshunter.io/developer/721350047) | [MARPORT LIMAN ISLETMELERI SANAYI VE TICARET ANONIM SIRKETI](https://appshunter.io/developer/1530562614) |

## What reviewers say

### ADR Depo

[App page](https://appshunter.io/ios/app/adr-depo/id1195593100)

This app provides comprehensive information and tools for the international carriage of dangerous goods by road. It includes ADR tables, exemption checks, vehicle marking guidance, and document templates for safe transportation.

**Highlights:** ADR Table-A access, 1.1.3.6 exemption checker, Vehicle marking and labeling, Vehicle inspection form, ADR transportation document, ADR instructions in writing

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

**In-app purchases:** none


### Marin

[App page](https://appshunter.io/ios/app/marin/id1585821864)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ADR Depo free?

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

### Is Marin free?

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

### Do ADR Depo or Marin have ads?

Neither ADR Depo nor Marin shows ads.

### Which is updated more often, ADR Depo or Marin?

ADR Depo ships an update every 2 months, and Marin fortnightly. Most recently, ADR Depo was updated on October 15, 2026 and Marin on October 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.*