# PingGrid vs HCC2D Decoder

The clearest difference is update cadence: HCC2D Decoder at every 2 weeks against PingGrid's every 2 months. PingGrid's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

PingGrid ships an update every 2 months, HCC2D Decoder every 2 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PingGrid | HCC2D Decoder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/hcc2d-decoder/id6762202762/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 35 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yuan-Yi Chang](https://appshunter.io/developer/784363421) | [Marco Querini](https://appshunter.io/developer/1893348109) |

## What reviewers say

### PingGrid

[App page](https://appshunter.io/ios/app/pinggrid-pro-web-monitor/id6760779197)

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

**In-app purchases:** none


### HCC2D Decoder

[App page](https://appshunter.io/ios/app/hcc2d-decoder/id6762202762)

Scan and decode advanced HCC2D color codes and standard QR codes using your device's camera. This app offers real-time scanning with robust error correction and is based on cutting-edge barcode research.

**Highlights:** Decode HCC2D color codes, Full QR code support, Real-time camera scanning, Robust detection and error correction, No ads or registration

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

**In-app purchases:** none


## Frequently asked questions

### Is PingGrid free?

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

### Is HCC2D Decoder free?

HCC2D Decoder is free to download, with no in-app purchases.

### Do PingGrid or HCC2D Decoder have ads?

Neither PingGrid nor HCC2D Decoder shows ads.

### Which is updated more often, PingGrid or HCC2D Decoder?

PingGrid ships an update every 2 months, and HCC2D Decoder every 2 weeks. Most recently, PingGrid was updated on November 5, 2026 and HCC2D Decoder on October 31, 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.*