# GNB Inventory vs NAPM

The clearest difference is update cadence: NAPM at every 4 days against GNB Inventory's monthly. 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.

GNB Inventory ships an update monthly, NAPM every 4 days. The most recent releases landed on November 6, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | GNB Inventory | NAPM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 31 MB | 54 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Global NoticeBoard](https://appshunter.io/developer/1163498664) | [Metayb](https://appshunter.io/developer/6773753534) |

## What reviewers say

### GNB Inventory

[App page](https://appshunter.io/ios/app/gnb-inventory/id1443616008)

**Features:** macOS Compatibility

**In-app purchases:** none


### NAPM

[App page](https://appshunter.io/ios/app/napm/id6806231843)

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

**In-app purchases:** none


## Frequently asked questions

### Is GNB Inventory free?

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

### Is NAPM free?

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

### Do GNB Inventory or NAPM have ads?

Neither GNB Inventory nor NAPM shows ads.

### Which is updated more often, GNB Inventory or NAPM?

GNB Inventory ships an update monthly, and NAPM every 4 days. Most recently, GNB Inventory was updated on November 6, 2026 and NAPM on November 10, 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.*