Nuvei vs Fattmerchant Comparison
Nuvei
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Nuvei is a cloud-based SaaS payment processing system for business that combines the power and flexibility of API-based transaction processing with the simplicity of traditional online Point-of-Sale (POS) systems. In add…
Fattmerchant
Starting at $49 /Month
- Large Enterprises
- Medium Business
Fattmerchant, now branded as Stax, is a payment processing platform for small and mid-sized US businesses that charges a flat monthly subscription plus interchange cost rather than a per-transaction markup, which lowers…
Fattmerchant leads on user satisfaction with a 4.3-star rating across 716 reviews.
Nuvei vs Fattmerchant — at a glance
| Feature | Nuvei | Fattmerchant |
|---|---|---|
| Rating | 4.0 / 5 | 4.3 / 5 |
| Reviews | 389 | 716 |
| Starting price | Contact for pricing | $49 /Month |
| Free trial | No | No |
| Free version | No | No |
| Best for | Large Enterprises, Medium Business, Small Business | Large Enterprises, Medium Business, Small Business |
| Category | Payment Processing Software | Payment Processing Software |
| Platforms | SaaS/Web/Cloud | SaaS/Web/Cloud, Mobile - Android, Mobile - iOS |
| API | — | Available |
| Support modes | 24/7 (Live rep), Business Hours, Online | 24/7 (Live rep), Online |
| Certifications | SOC 2 | SOC 2, GDPR |
| Data residency | Global | US |
Key differences between Nuvei and Fattmerchant
- Pricing: Fattmerchant starts at $49 /Month. Nuvei pricing is not publicly listed.
- User satisfaction: Fattmerchant scores higher with a 4.3-star average.
- Deployment: Nuvei supports SaaS/Web/Cloud; Fattmerchant supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS.
Nuvei vs Fattmerchant — find the better fit before you commit.
Which tool fits your team best
Which is actually cheaper for your team size
Where each product wins, per real buyers
Most Payment Processing 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 |
Free PDF comparison
Download this Nuvei vs Fattmerchant comparison
Get the full side-by-side as a PDF — these picks plus the top Payment Processing Software tools, with verified ratings, pricing and features.
- Side-by-side on pricing, features & ratings
- Plus the category top 10, scored & ranked
- Emailed to you — no on-screen download
No file downloads on screen — we email it to you. One-click unsubscribe anytime.
Biggest differences
Start here before you go deeper into features.
Large Enterprises, Medium Business, Small Business
Large Enterprises, Medium Business, Small Business
Nuvei typically suits Large Enterprises and Medium Business. Fattmerchant tends to fit Large Enterprises and Medium Business better. The right choice depends on your team size, workflow, and whether a free trial matters.
Description | Nuvei is a cloud-based SaaS payment processing system for business that combines the power and flexibility of API-based transaction processing with the simplicity of traditional online ... Read More about Nuvei | Fattmerchant, now branded as Stax, is a payment processing platform for small and mid-sized US businesses that charges a flat monthly subscription plus interchange cost rather than a ... Read More about Fattmerchant |
|---|---|---|
Entry Level Pricing |
|
|
Free Trial Availability |
|
|
User RatingsBased on verified Spotsaas reviews | ||
Get pricing help | Get pricing help |
Software Demo
Demo |
|---|
Need a second opinion?
Get shortlist help from a software advisor
Share your priorities, budget, and team needs, and we’ll help you narrow the options and understand the tradeoffs before you talk to vendors.
- Independent advice — matched to your business
- Understand the tradeoffs before you talk to vendors
- Free 15-min call with a software advisor.
Step 1 of 4
How big is your team?
We tailor recommendations to companies your size.
How do Nuvei and Fattmerchant Compare on Features?
Total Features | 8 Features | 8 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare Nuvei and Fattmerchant 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.
Pricing Option | ||
|---|---|---|
Starting From |
|
|
Pricing Plans |
|
|
Pricing Page | Pricing information not available |  |
Other Details
Organization Types supported |
|
|
|---|---|---|
Platforms Supported |
|
|
Modes of support |
|
|
API Support |
|
|
Get help choosing | Get help choosing |
Security & Compliance
Certifications, data handling, and security controls for IT and compliance evaluators.
SOC 2 | ✓ Yes | ✓ Yes |
|---|---|---|
HIPAA | ✗ No | ✗ No |
GDPR | — | ✓ Yes |
Single Sign-On (SSO) | ✓ Yes | — |
Multi-Factor Auth (MFA) | ✓ Yes | — |
Data Encryption | ✓ Yes | ✓ Yes |
Audit Logs | ✓ Yes | — |
Data Residency | 🌐 Global | 🇺🇸 US |
Nuvei User Reviews & Rating Comparison
User Ratings | ||
|---|---|---|
Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Buyer sentiment is positive across 164 reviews, with strong overall satisfaction. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 183 reviews, with strong overall satisfaction. What buyers like
Common complaints
|
Pros and Cons |
|
|
Positive Reviews | 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 |
Media and Screenshots
Screenshots |  6 Screenshots | No screenshots available. |
|---|---|---|
Videos |  2 Videos |  3 Videos |
Top Alternatives to Nuvei and Fattmerchant in 2026
Alternatives |
|---|
Add another option to compare side by side
Search by product name to compare pricing, fit, and buyer feedback in one view.Compare similar software options
Related Blogs and Articles for Payment Processing Software
payment gateway software
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, Nuvei or Fattmerchant?
- Fattmerchant edges out the other on user ratings (4.3 vs 4.0). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Nuvei and Fattmerchant offer a free trial?
- Neither Nuvei nor Fattmerchant currently lists a free trial.
- What is the starting price of Nuvei vs Fattmerchant?
- Nuvei starts at Contact for pricing. Fattmerchant starts at $49 /Month.
- What are the top alternatives to Nuvei?
- Top alternatives to Nuvei include Stripe Payments, Square Payments, Checkout.com, PayAnywhere, Paymill.
- What are the top alternatives to Fattmerchant?
- Top alternatives to Fattmerchant include BluePay, WePay, Global Payments, Merchant One, PayAnywhere.