# SOS Inventory Software vs Atlas

The clearest difference is rating: Atlas at 5.0 against SOS Inventory Software's 4.2. Atlas also leads on iOS requirement (13.4 vs 15.6). SOS Inventory Software's advantage is ratings volume (83 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Atlas holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: SOS Inventory Software has 83 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | SOS Inventory Software | Atlas |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (83 ratings)](https://appshunter.io/ios/app/sos-inventory-software/id1399703758/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/atlas-inventory/id6452192318/reviews)** |
| Number of ratings | **83** | 2 |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 17 MB | 21 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Saddle Oak Software](https://appshunter.io/developer/1399703757) | [Cotton Holdings Inc.](https://appshunter.io/developer/1572691150) |

## 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


### Atlas

[App page](https://appshunter.io/ios/app/atlas-inventory/id6452192318)

This app simplifies asset tracking and management with real-time updates and comprehensive insights. It allows for seamless transfers between users, assets, locations, and projects within a secure interface.

**Highlights:** Asset tracking, Asset management, Seamless transfers, Real-time updates, Comprehensive insights, Secure interface

**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 Atlas free?

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

### Which has better reviews, SOS Inventory Software or Atlas?

Atlas is rated higher. SOS Inventory Software averages 4.2 out of 5 from 83 ratings, while Atlas averages 5.0 from 2 ratings.

### Do SOS Inventory Software or Atlas have ads?

Neither SOS Inventory Software nor Atlas shows ads.

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

SOS Inventory Software ships an update monthly, and Atlas monthly. Most recently, SOS Inventory Software was updated on October 24, 2026 and Atlas on October 19, 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.*