# Syncrostore vs Hazmat Class B4 Exam Prep JP

The clearest difference is update cadence: Hazmat Class B4 Exam Prep JP at monthly against Syncrostore's every 31 months. 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.

Syncrostore ships an update every 31 months, Hazmat Class B4 Exam Prep JP monthly. Both last shipped on October 9, 2026.

## The numbers

| Metric | Syncrostore | Hazmat Class B4 Exam Prep JP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/syncrostore/id6466767404/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 31 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 87 MB | 15 MB |
| Requires iOS | 16.0 | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MP Software LLC](https://appshunter.io/developer/1707785575) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### Syncrostore

[App page](https://appshunter.io/ios/app/syncrostore/id6466767404)

This business application allows vendors to manage their inventory, capture product images, monitor sales performance, and handle rent payments. It serves as a companion tool for a larger software suite, streamlining various vendor operations.

**Highlights:** Inventory management, Photo capture for products, Sales monitoring, Rent payment processing, Companion app for software suite

**Features:** macOS Compatibility

**In-app purchases:** none


### Hazmat Class B4 Exam Prep JP

[App page](https://appshunter.io/ios/app/hazmat-class-b4-exam-prep-jp/id6782099051)

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

**In-app purchases:** none


## Frequently asked questions

### Is Syncrostore free?

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

### Is Hazmat Class B4 Exam Prep JP free?

Hazmat Class B4 Exam Prep JP is free to download, with no in-app purchases.

### Do Syncrostore or Hazmat Class B4 Exam Prep JP have ads?

Both Syncrostore and Hazmat Class B4 Exam Prep JP show ads.

### Which is updated more often, Syncrostore or Hazmat Class B4 Exam Prep JP?

Syncrostore ships an update every 31 months, and Hazmat Class B4 Exam Prep JP monthly. Most recently, Syncrostore was updated on October 9, 2026 and Hazmat Class B4 Exam Prep JP on October 9, 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.*