# NAVHAZCHECK vs StackWise

The clearest difference is in-app purchases: NAVHAZCHECK at none against StackWise's 2. StackWise's advantage is update cadence (every 3 weeks vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. StackWise sells 2 in-app purchases, starting at $4.99 per month. NAVHAZCHECK asks for nothing beyond the download.

NAVHAZCHECK ships an update every 7 months, StackWise every 3 weeks. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | NAVHAZCHECK | StackWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/navhazcheck/id6478697236/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 559 MB | 39 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [NAVSUP Business Systems Center (BSC)](https://appshunter.io/developer/1102534584) | [Neon Frenchie LLC](https://appshunter.io/developer/6777844663) |

## What reviewers say

### NAVHAZCHECK

[App page](https://appshunter.io/ios/app/navhazcheck/id6478697236)

Access critical HAZMAT data and manage locker storage information. This tool provides essential details for hazardous materials and supports locker inventory management.

**Highlights:** HAZMAT data search, Locker storage management, Access critical information, Inventory support

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

**In-app purchases:** none


### StackWise

[App page](https://appshunter.io/ios/app/stackwise-poker-tracker/id6777844661)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackWise Pro (Monthly) | $4.99 | per month |
| StackWise Pro (Annual) | $39.99 | per year |


## Frequently asked questions

### Is NAVHAZCHECK free?

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

### Is StackWise free?

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

### Do NAVHAZCHECK or StackWise have ads?

Neither NAVHAZCHECK nor StackWise shows ads.

### Which is updated more often, NAVHAZCHECK or StackWise?

NAVHAZCHECK ships an update every 7 months, and StackWise every 3 weeks. Most recently, NAVHAZCHECK was updated on October 6, 2026 and StackWise on October 1, 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.*