inFlow Inventory vs Upserve POS vs SumUp vs Square Point of Sale Comparison
inFlow Inventory
Starting at $89 /Month
- Free Trial
- Freelancers / Consultants
- Large Enterprises
inFlow Inventory is fast, accurate and easy-to- use. Based on the popular Microsoft Outlook platform, it is seamlessly integrated with Microsoft Office. Employees simply send their e-mail ready product orders to their as…
Upserve POS
Starting at $59 /Month
- Large Enterprises
- Medium Business
Introducing Upserve POS, the ultimate restaurant management solution. With its user-friendly interface and advanced features, it helps streamline your business operations and boost productivity. This innovative POS syste…
SumUp
Starting at $0 /month
- Large Enterprises
- Medium Business
SumUp is a trusted financial technology company operating in 32 countries across three continents. We aid small business owners by making it quick, secure, and cost-effective to accept card payments online, in-app, and i…
Square Point of Sale
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Square Point of Sale, the ultimate choice for businesses searching for an easy-to-use POS system. With its user-friendly design, you can effortlessly process transactions, track customer purchases, and collect feedback f…
Upserve POS leads on user satisfaction with a 4.2-star rating across 531 reviews.
inFlow Inventory vs Upserve POS vs SumUp vs Square Point of Sale — at a glance
| Feature | inFlow Inventory | Upserve POS | SumUp | Square Point of Sale |
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| Rating | 3.9 / 5 | 4.2 / 5 | 4.0 / 5 | 4.5 / 5 |
| Reviews | 484 | 531 | 4 | 518 |
| Starting price | $89 /Month | $59 /Month | $0 /month | Contact for pricing |
| Free trial | Yes | No | No | No |
| Free version | No | No | No | No |
| Best for | Freelancers / Consultants, Large Enterprises, Medium Business | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business |
| Category | Inventory Management Software | POS Software | POS Software | POS Software |
| Integrations | — | — | 8+ apps | — |
| Platforms | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS |
| API | Available | Available | Available | Available |
| Support modes | Business Hours, Online | 24/7 (Live rep), Online | Business Hours, Online | Business Hours, Online |
| Certifications | — | — | SOC 2, GDPR | SOC 2, GDPR |
| Data residency | US | Global | Global | US |
Key differences between inFlow Inventory and Upserve POS
- Pricing: inFlow Inventory starts at $89 /Month, while Upserve POS starts at $59 /Month.
- Free trial: inFlow Inventory offers a free trial; Upserve POS does not.
- Target audience: inFlow Inventory is built for Freelancers / Consultants and Large Enterprises, while Upserve POS targets Large Enterprises and Medium Business.
- User satisfaction: Upserve POS scores higher with a 4.2-star average.
- Deployment: inFlow Inventory supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS, Installed - Windows, Installed - Mac; Upserve POS supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS.
Compare inFlow Inventory vs Upserve POS vs SumUp vs Square Point of Sale — and walk away knowing which one fits.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Inventory Management Software tools look identical on paper. This comparison cuts to the differences that matter — pricing structure, team fit, and what real buyers found after signing up.
Biggest differences
Features
Pricing
Buying details
Security
Buyer feedback
Integrations
Product tour
Other options
Talk to an expert Talk to an expert | Talk to an expert Talk to an expert |
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Biggest differences
Start here before you go deeper into features.
Best for small to medium businesses needing simple, accurate inventory tracking.
- You want seamless integration with Microsoft Office and Outlook for order processing.
- Your team values easy-to-use software with automation to reduce manual data entry.
- You need strong customer support including one-on-one help and live webinars.
- Your business requires advanced API integrations for complex workflows and scalability.
- You need cost-effective multi-user concurrency and mobile features without high fees.
Best for restaurants needing fast, intuitive POS with strong customer support.
- You operate a small to medium restaurant, bar, or café seeking streamlined workflows.
- You value quick setup and an easy-to-learn interface for your staff.
- You need reliable offline mode and specialized table marking features.
- You require extensive custom features or advanced POS functionalities.
- You have a very tight budget and need a low-cost POS solution.
Large Enterprises, Medium Business, Small Business
Best for small to mid-sized retail and food businesses needing simple POS.
- You want an easy-to-use POS with quick transaction processing.
- You need integrated inventory management and sales reporting.
- You require mobile device compatibility and hardware like Square Terminal.
- Your business is a large enterprise needing extensive customization.
- You require complex, multi-location inventory management capabilities.
inFlow Inventory: Best for small to medium businesses needing simple, accurate inventory tracking. Upserve POS: Best for restaurants needing fast, intuitive POS with strong customer support.
Description | inFlow Inventory is fast, accurate and easy-to- use. Based on the popular Microsoft Outlook platform, it is seamlessly integrated with Microsoft Office. Employees simply send their e-mail ... Read More about inFlow Inventory | Introducing Upserve POS, the ultimate restaurant management solution. With its user-friendly interface and advanced features, it helps streamline your business operations and boost ... Read More about Upserve POS | SumUp is a trusted financial technology company operating in 32 countries across three continents. We aid small business owners by making it quick, secure, and cost-effective to accept card ... Read More about SumUp | Square Point of Sale, the ultimate choice for businesses searching for an easy-to-use POS system. With its user-friendly design, you can effortlessly process transactions, track customer ... Read More about Square Point of Sale |
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Spotsaas ScoreWhat's this? ↗ | 9.8/10 | 9.1/10 | Not Available | 9.2/10 |
User RatingsBased on verified Spotsaas reviews | ||||
Best Company Size | Small BusinessMedium Business | Small BusinessMedium Business | — | 1-50 employees51-500 employees |
Get pricing help | Get pricing help |
Software Demo
Demo |
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How do inFlow Inventory, Upserve POS, SumUp and Square Point of Sale Compare on Features?
Total Features | 17 Features | 26 Features | 14 Features | 11 Features |
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Unique Features | No unique features | No unique features | No unique features | No unique features |
Get Quote | Get Quote |
Compare inFlow Inventory, Upserve POS, SumUp and Square Point of Sale on pricing
Review starting price, plan structure, and free-trial access side by side so you can see which option fits your budget and buying process.
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Other Details
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Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | — | — |
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HIPAA | ✗ No | ✗ No |
GDPR | — | — |
Single Sign-On (SSO) | — | — |
Multi-Factor Auth (MFA) | — | — |
Data Encryption | — | — |
Audit Logs | — | — |
Data Residency | 🇺🇸 US | 🌐 Global |
inFlow Inventory vs Upserve POS vs SumUp User Reviews & Rating Comparison
User Ratings | 4.5 (based on 518 reviews) | |||
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Rating Distribution | ||||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Users generally appreciate inFlow Inventory for its ease of use, accurate tracking, and strong customer support, though some express concerns about limited advanced features and pricing. What buyers like
Common complaints
| Buyer sentiment Users generally praise Upserve POS for its speed, ease of use, and excellent customer service, though some find it costly and wish for more advanced features. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 10049 reviews, with strong overall satisfaction. What buyers like
Common complaints
| Buyer sentiment Buyers generally appreciate Square POS for its ease of use and hardware integration but note limitations in advanced features and pricing clarity. What buyers like
Common complaints
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Pros and Cons |
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Positive Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product | No reviews available for the product |
| Negative Reviews | No reviews available for the product | No reviews available for the product | No reviews available for the product | No reviews available for the product |
Integrations
Integration with other apps | No Integration information available. | No Integration information available. | No Integration information available. |
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List of Customers
Customers | No Customers information available. |  Playa Bowls  Pressbistro  Smoke-shop |  DHL  FLiXBUS | No Customers information available. |
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Media and Screenshots
Screenshots |  6 Screenshots | No screenshots available. |
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Videos |  2 Videos |  3 Videos |
Alternatives
Alternatives |
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].
Frequently asked questions
- Which is better, inFlow Inventory or Upserve POS?
- Upserve POS edges out the other on user ratings (4.2 vs 3.9). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do inFlow Inventory and Upserve POS offer a free trial?
- inFlow Inventory offers a free trial. Upserve POS does not.
- What is the starting price of inFlow Inventory vs Upserve POS?
- inFlow Inventory starts at $89 /Month. Upserve POS starts at $59 /Month.
- What are the top alternatives to inFlow Inventory?
- Top alternatives to inFlow Inventory include Zoho Inventory, HandiFox Online, Finale Inventory, Fishbowl, EazyStock.
- What are the top alternatives to Upserve POS?
- Top alternatives to Upserve POS include SumUp, Square Point of Sale, ShopKeep, Lightspeed Retail, SlickPOS.