Comparison

SOS Inventory Software vs KrewerK

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

Head to head
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.

About

KrewerK

Features
Read full description

KrewerK is a project management app built specifically for general contractors and construction professionals. Projects Track all your projects in one place — owner contact information, project address, permit details, municipalities, and utilities. Monitor project status and expenses with a built-in cost summary showing budget, earned value, amount paid, amount due, and balance. Subcontractor Tasks Create and manage tasks for each project. Record quotes, track payment history, and monitor progress with percentage complete updates. Task status updates automatically as payments are made and work progresses. Payments Log task payments with payment method, check number, and date. Separately track material costs to keep labor and material budgets clear. Progress Updates Document job site progress with notes, percentage complete, and photos captured directly from your camera or photo library. Build a visual record of your work from start to finish. To Do Keep project punch lists organized with due dates, assigned subcontractors, suppliers, and status tracking. Attach photos to document issues and completed items. Reports View a financial summary for any project including earned value, amount paid, amount due, and balance. Export full project reports to Excel including all tasks, payments, progress updates, and to-do items. Krew Management Maintain a database of your municipalities, utilities, subcontractors, and suppliers — with contact information, license numbers, and expiration date tracking. Sync Data syncs across your iPhone and Mac via iCloud, keeping everything up to date on all your devices.

Screenshots

SOS Inventory Software3 screens
KrewerK3 screens

Verdict

The call

SOS Inventory Software and KrewerK are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

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

UpkeepUpdate frequency

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

ScorecardNo meaningful differences
SOS Inventory Software versus KrewerK: the parameters behind the verdict, then further details
ParameterSOS Inventory SoftwareKrewerK
PriceFreeFree
Rating4.2 (82 ratings) — better—
Positive reviews22.2% of reviews—
Number of ratings82 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size17 MB32 MB
Age rating4+4+
DeveloperSaddle Oak SoftwareJUAN PABLO LANDA

In-app purchases

None

SOS Inventory Software

No in-app purchases

None

KrewerK

No in-app purchases

Questions

Is SOS Inventory Software free?
SOS Inventory Software is free to download, with no in-app purchases.
Is KrewerK free?
KrewerK is free to download, with no in-app purchases.
Do SOS Inventory Software or KrewerK have ads?
Neither SOS Inventory Software nor KrewerK shows ads.
Which is updated more often, SOS Inventory Software or KrewerK?
SOS Inventory Software ships an update every 6 weeks, and KrewerK every 3 weeks. Most recently, SOS Inventory Software was updated on September 2, 2026 and KrewerK on September 21, 2026.

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