# SOS Inventory Software vs Bang Onsen

The clearest difference is update cadence: Bang Onsen at daily against SOS Inventory Software's monthly. Bang Onsen also leads on iOS requirement (12.0 vs 15.6). 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.

SOS Inventory Software ships an update monthly, Bang Onsen daily. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SOS Inventory Software | Bang Onsen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (82 ratings)](https://appshunter.io/ios/app/sos-inventory-software/id1399703758/reviews)** | — |
| Number of ratings | **82** | — |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 17 MB | 42 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Saddle Oak Software](https://appshunter.io/developer/1399703757) | [Nail Cost Inc](https://appshunter.io/developer/1786287274) |

## What reviewers say

### SOS Inventory Software

[App page](https://appshunter.io/ios/app/sos-inventory-software/id1399703758)

Manage inventory, manufacturing, and sales with this comprehensive business control program. It offers detailed tracking of stock, orders, and customers, with unique mobile features for on-the-go counts and pricing checks. Designed for small businesses, it provides powerful functionality at a cost-effective price.

**Highlights:** Inventory tracking, Manufacturing management, Sales order processing, Mobile barcode scanning, Physical inventory counts, QBO integration, Reporting options

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

**In-app purchases:** none


### Bang Onsen

[App page](https://appshunter.io/ios/app/bang-onsen/id6740200025)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOS Inventory Software free?

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

### Is Bang Onsen free?

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

### Do SOS Inventory Software or Bang Onsen have ads?

Neither SOS Inventory Software nor Bang Onsen shows ads.

### Which is updated more often, SOS Inventory Software or Bang Onsen?

SOS Inventory Software ships an update monthly, and Bang Onsen daily. Most recently, SOS Inventory Software was updated on October 3, 2026 and Bang Onsen on October 8, 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.*