# Pocket Barcode System vs InstaStock

The clearest difference is update cadence: InstaStock at daily against Pocket Barcode System's every 19 months. Pocket Barcode System's advantage is iOS requirement (10.0 vs 15.1). On price, ads, in-app purchases 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 and InstaStock sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Pocket Barcode System ships an update every 19 months, InstaStock daily. The most recent releases landed on October 30, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Pocket Barcode System | InstaStock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 19 months | **Daily** |
| Size | 11 MB | 45 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SCANGINE](https://appshunter.io/developer/1614485578) | [Mohammed Zaki Kadri](https://appshunter.io/developer/6775141133) |

## What reviewers say

### 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 |


### InstaStock

[App page](https://appshunter.io/ios/app/instastock-inventory-manager/id6775223987)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $14.99 | per month |
| Advanced Monthly | $39.99 | per month |
| Pro Yearly | $140.99 | per year |
| Advanced Yearly | $399.99 | per year |


## Frequently asked questions

### Is Pocket Barcode System free?

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

### Is InstaStock free?

InstaStock is free to download, with in-app purchases available.

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

Neither Pocket Barcode System nor InstaStock shows ads.

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

Pocket Barcode System ships an update every 19 months, and InstaStock daily. Most recently, Pocket Barcode System was updated on October 30, 2026 and InstaStock on October 15, 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.*