SPS Commerce is described as 'Optimize your business for omnichannel retail with cloud solutions from SPS Commerce. We’re the retail industry’s largest trading community!'. There are more than 10 alternatives to SPS Commerce, not only websites but also apps for a variety of platforms, including Windows, iPhone, iPad and Mac. The best alternative is Snipe-IT, which is both free and Open Source. Other great sites and apps similar to SPS Commerce are Millennium Business Suite Anywhere (Free, Open Source), Inventoria (Freemium), Stockpile (Free) and SAP Business Suite (Paid).
Millennium Business Suite Anywhere (BSA) is web based ERP/CRM solution with integrated BPM. Millennium BSA automates resources' planning (MRPII), distribution, inventory, payroll, HR, purchase, sales. Millennium BSA is distributed under GPL V2.
Stockpile is a free online inventory system for small business and at home uses. Create an account for free and check it out for yourself! We think you'll agree Stockpile has tons of useful features: add inventory, take returns, record sales and damaged goods.
SAP Business Suite is a set of integrated business applications that help large or midsize companies execute business and IT strategies with services-enabled technology for comprehensive business process support, reporting, and analytics for all industries.
Web-based Inventory Management. Skyware Inventory is perfect for small to mid-sized businesses looking for a free, easy to use, web-based alternative to overpriced, complex, heavyweight, and inflexible inventory tracking and management applications.