# centid vs Pocket Barcode System

The clearest difference is in-app purchases: centid at none against Pocket Barcode System's 3. centid also leads on update cadence (every 3 months vs every 19 months). Pocket Barcode System's advantage is iOS requirement (10.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. Pocket Barcode System sells 3 in-app purchases, starting at $0.99 per month. centid asks for nothing beyond the download.

centid ships an update every 3 months, Pocket Barcode System every 19 months. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | centid | Pocket Barcode System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 19 months |
| Size | 71 MB | 11 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Centrategy LLC](https://appshunter.io/developer/552782946) | [SCANGINE](https://appshunter.io/developer/1614485578) |

## What reviewers say

### centid

[App page](https://appshunter.io/ios/app/centid/id1227310081)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pocket Barcode System

[App page](https://appshunter.io/ios/app/pocket-barcode-system/id1628779675)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pocket Barcode System Monthly | $0.99 | per month |
| Pocket Barcode System Yearly | $8.99 | per year |
| Pocket Barcode System Pro | $14.99 | one-time |


## Frequently asked questions

### Is centid free?

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

### Is Pocket Barcode System free?

Pocket Barcode System is free to download, with in-app purchases available.

### Do centid or Pocket Barcode System have ads?

Neither centid nor Pocket Barcode System shows ads.

### Which is updated more often, centid or Pocket Barcode System?

centid ships an update every 3 months, and Pocket Barcode System every 19 months. Most recently, centid was updated on October 5, 2026 and Pocket Barcode System on October 11, 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.*