Comparison

Nano Inventory vs SOS Inventory Software

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Nano Inventory

Manage your business inventory and sales directly from your mobile device. Track stock, product details, income, and expenses without an internet connection. Supports multiple locations and users with role-based access.

Highlights
  • Stock quantity tracking
  • Product catalog management
  • Income and expense tracking
  • Offline functionality
  • Multi-location inventory
  • Barcode and QR code scanning
  • Data backup and reporting
Features
Read full description

Manage business inventory from your phone. Nano Inventory is a powerful inventory-control program you can keep in your pocket. Manage your stock movement, product descriptions, income & expenses all from your iPhone or iPod touch. Best of all, Nano Inventory does not require an internet connection, so it works everywhere! There is also a desktop version of the app that is fully compatible with the mobile version. In multi-user mode, you can locate the database on the Web hosting and connect to it all your users. To differentiate the users’ permissions in the application, the Role-Based Access Control (RBAC) is implemented. INVENTORY FOR SMALL BUSINESS - See instantly the quantity of stock on-hand - Maintain records of goods received and issued - Create reports about stock movement for any period - Manage stock for multiple locations YOUR ENTIRE PRODUCT CATALOG - Keep an updated catalog of products, brands, and more - Snap product photos and videos right from your camera - Search products by bar code, QR code, photo, name, SKU, and more - Use phone camera or Bluetooth scanner to search products by bar code ADDITIONAL FEATURES - Create detailed reports about turnover, margin, and revenue - Keep accurate records of clients and suppliers - Back up your data by email, DropBox or iCloud - Print your reports via AirPrint. Nano Inventory includes a set of sample inventory to get you started. Once you are familiar with the app, clear the database and enter in your own info! Questions? Please email us for help or to give suggestions. We love to hear how businesses are using our app! E-mail: erziman@gmail.com

About

SOS Inventory Software

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
Read full description

Get a panoramic view of your inventory, cash flow, and operations with a single inventory management control program designed specifically for QBO integration. SOS Inventory was created with the small business owner in mind; similar programs start at tens of thousands of dollars. SOS is suitable for the cost-conscious with no sacrifice of powerful features and functions. SOS Inventory’s easy-to-use inventory management software offers complete control over purchase orders, stock, sales, customers and locations with endless reporting options. Our mobile application allows users the freedom to work away from the desk, and unique features that are especially convenient for conducting physical inventory counts. **Unique Mobile App Features:** • Rapid Stock Review – Quickly check stock-on-hand by location and date. • Pricing Checks – Scan items and apply a wide range of filters to vendor specific discounts, quantity discounts, general pricing, etc. • Bin Tracking – Find the count of any bin. • Physical Inventory Counts – Scan bar codes to check actual versus logged inventory numbers by location. • Add a Sale – Add an estimate, order, receipt or invoice. • Built-in Bar Code Scanning – Scan items from your phone directly to the mobile app for quick inventory review and comparison. **Inventory:** • Locations • Kits (Item Groups) • Cycle Counting • Inventory Adjustments • Pictures of Items • Serial Numbers (Serialized Inventory) • Lot Numbers (Batches) • Bin Tracking • Barcoding in Multiple Formats • Units of Measure on all Transactions • Inventory Transfers with Shipping • Item Variants • Calculate Reorder Points Based on Historical Data • Landed Costs **Manufacturing:** • Assemblies • BOM Levels • Auto-Build on Shipment • Contract Manufacturing • Job Tracking • Job Cost Accounting • Work Orders • Work Centers • Work-in-Progress (WIP) • Process Manufacturing • Variable-Yield Manufacturing • Labor Tracking • Overhead **Fulfillment:** • Backorder Management • Packing Slips • Bills of Lading • Shipments • Partial Shipments • Ship Multiple Sales Orders for Same Customer • Drop Shipments • UPS Shipping Integration • Pick Tickets **Sales:** • Sales Orders • Estimates/Quotes • Invoices • Merge Multiple Invoices for Same Customer • Sales Receipts • Sales Reps Restricted to Customers/Sales • Commission Reports • Note System for Customer Service Reps • Returns • Credit Memos • Credit Holds on Customers • Sub-Customers with Parent Billing • Number of External Connections • ShipStation Integration • Rentals and Consignments • Contract Pricing • Price Levels • “Cost Plus” Pricing Number one rated ERP software. Companion application for current SOS Inventory web application subscribers.

Screenshots

Nano Inventory4 screens
SOS Inventory Software3 screens

Verdict

The call

The clearest difference is price: SOS Inventory Software at Free against Nano Inventory's $2.99. SOS Inventory Software also leads on rating (4.2 vs 3.5) and ratings volume (82 vs 8). Nano Inventory's advantage is review sentiment (66% vs 22%) and iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

SOS Inventory Software is free to download; Nano Inventory costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SOS Inventory Software holds the better App Store score, 4.2 against 3.5. That said, the two scores are not equally well evidenced: SOS Inventory Software has 82 ratings behind it against 8, so its average is the more settled of the two. Written reviews complicate that: 66% of Nano Inventory's written reviews are positive against 22% of SOS Inventory Software's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Nano Inventory ships an update every 3 months, SOS Inventory Software every 6 weeks. The most recent releases landed on September 21, 2026 and September 2, 2026 respectively.

Scorecard7 real differences · 3 level
Nano Inventory versus SOS Inventory Software: the parameters behind the verdict, then further details
ParameterNano InventorySOS Inventory Software
Price$2.99Free — better
Rating3.5 (8 ratings)4.2 (82 ratings) — better
Positive reviews65.6% of reviews — better22.2% of reviews
Number of ratings882 — better
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size19 MB17 MB
Age rating4+4+
DeveloperErziman AsaliyevSaddle Oak Software

Customer experience

Nano Inventory

All ratings8 ratings
Positive62.5%
Neutral0.0%
Negative37.5%
Written reviews122 reviews
Positive65.6%
Neutral12.3%
Negative22.1%

SOS Inventory Software

All ratings82 ratings
Positive79.3%
Neutral3.7%
Negative17.1%
Written reviews9 reviews
Positive22.2%
Neutral11.1%
Negative66.7%

In-app purchases

None

Nano Inventory

No in-app purchases

None

SOS Inventory Software

No in-app purchases

Questions

Is Nano Inventory free?
Nano Inventory costs $2.99, with no in-app purchases.
Is SOS Inventory Software free?
SOS Inventory Software is free to download, with no in-app purchases.
Which has better reviews, Nano Inventory or SOS Inventory Software?
SOS Inventory Software is rated higher. Nano Inventory averages 3.5 out of 5 from 8 ratings, while SOS Inventory Software averages 4.2 from 82 ratings.
Do Nano Inventory or SOS Inventory Software have ads?
Neither Nano Inventory nor SOS Inventory Software shows ads.
Which is updated more often, Nano Inventory or SOS Inventory Software?
Nano Inventory ships an update every 3 months, and SOS Inventory Software every 6 weeks. Most recently, Nano Inventory was updated on September 21, 2026 and SOS Inventory Software on September 2, 2026.

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