# 2D vs Carviz

The clearest difference is ads: 2D at none against Carviz's shown. 2D also leads on iOS requirement (15.0 vs 26.0). On price, update cadence, 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.

2D ships an update every 3 months, Carviz every 2 months. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 2D | Carviz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/2d-doc-reader/id555610370/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 30.4% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 5 MB | 92 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AriadNEXT](https://appshunter.io/developer/555610373) | [Alloccasions](https://appshunter.io/developer/1647389770) |

## What reviewers say

### 2D

[App page](https://appshunter.io/ios/app/2d-doc-reader/id555610370)

Scan and verify 2D-Doc barcodes on documents to extract and compare information. This tool is designed for checking authenticity and data integrity on official documents.

**Highlights:** Scan 2D-Doc barcodes, Extract barcode information, Compare with written data, Verify document authenticity

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

**In-app purchases:** none


### Carviz

[App page](https://appshunter.io/ios/app/carviz/id6468971615)

**In-app purchases:** none


## Frequently asked questions

### Is 2D free?

2D is free to download, with no in-app purchases.

### Is Carviz free?

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

### Do 2D or Carviz have ads?

Carviz shows ads; 2D does not.

### Which is updated more often, 2D or Carviz?

2D ships an update every 3 months, and Carviz every 2 months. Most recently, 2D was updated on September 30, 2026 and Carviz on October 3, 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.*