Shift4 Payments vs Merchant One Comparison
Shift4 Payments
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Shift4 Payments is a revolutionary merchant account payment processing solution. From our patented online technology that displays your shopping cart directly on a mobile phone or computer to the dynamic web-based report…
Merchant One
Starting at Contact for pricing
- Large Enterprises
- Medium Business
Merchant One Payment Processing Software is the easiest cloud-based solution on the market today. Merchant One fuses together the ease of a POS system with powerful processing and shopping cart functionality. It is one p…
Merchant One leads on user satisfaction with a 4.4-star rating across 4,465 reviews.
Shift4 Payments vs Merchant One — at a glance
| Feature | Shift4 Payments | Merchant One |
|---|---|---|
| Rating | 2.5 / 5 | 4.4 / 5 |
| Reviews | 26 | 4,465 |
| Starting price | Contact for pricing | Contact for pricing |
| 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, Mobile - Android, Mobile - iOS | SaaS/Web/Cloud |
| API | Available | — |
| Support modes | Online | 24/7 (Live rep), Online |
| Certifications | SOC 2 | SOC 2, GDPR, ISO 27001 |
| Data residency | Global | US |
Key differences between Shift4 Payments and Merchant One
- User satisfaction: Merchant One scores higher with a 4.4-star average.
- Deployment: Shift4 Payments supports SaaS/Web/Cloud, Mobile - Android, Mobile - iOS; Merchant One supports SaaS/Web/Cloud.
Shift4 Payments vs Merchant One — 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 | Talk to an expert Talk to an expert |
Free PDF comparison
Download this Shift4 Payments vs Merchant One 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
Shift4 Payments typically suits Large Enterprises and Medium Business. Merchant One 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 | Shift4 Payments is a revolutionary merchant account payment processing solution. From our patented online technology that displays your shopping cart directly on a mobile phone or computer ... Read More about Shift4 Payments | Merchant One Payment Processing Software is the easiest cloud-based solution on the market today. Merchant One fuses together the ease of a POS system with powerful processing and shopping ... Read More about Merchant One |
|---|---|---|
Free Trial Availability |
|
|
User RatingsBased on verified Spotsaas reviews | ||
Get pricing help | Get pricing help |
Software Demo
Demo |  Merchant One has not given any software demo yet If you're the owner of this profile, add your demo.Contact us |
|---|
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 Shift4 Payments and Merchant One Compare on Features?
Total Features | 8 Features | 8 Features |
|---|---|---|
Unique Features | No unique features | No unique features |
Get Quote | Get Quote |
Compare Shift4 Payments and Merchant One 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 | ||
|---|---|---|
Pricing Plans |
|
|
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 |
ISO 27001 | — | ✓ Yes |
Single Sign-On (SSO) | — | ✓ Yes |
Multi-Factor Auth (MFA) | — | ✓ Yes |
Data Encryption | ✓ Yes | ✓ Yes |
Audit Logs | — | ✓ Yes |
Data Residency | 🌐 Global | 🇺🇸 US |
Shift4 Payments User Reviews & Rating Comparison
User Ratings | ||
|---|---|---|
Rating Distribution | ||
Spotsaas Editor’s POV generated by AI | Buyer sentiment Buyer sentiment is cautious across 132 reviews, with several recurring concerns in feedback. What buyers like
Common complaints
| Buyer sentiment Buyer sentiment is positive across 1505 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
Videos |  1 Videos | No videos available. |
|---|
Top Alternatives to Shift4 Payments and Merchant One 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, Shift4 Payments or Merchant One?
- Merchant One edges out the other on user ratings (4.4 vs 2.5). That said, the best pick depends on your use case — use the comparison tables above to evaluate each dimension.
- Do Shift4 Payments and Merchant One offer a free trial?
- Neither Shift4 Payments nor Merchant One currently lists a free trial.
- What is the starting price of Shift4 Payments vs Merchant One?
- Shift4 Payments starts at Contact for pricing. Merchant One starts at Contact for pricing.
- What are the top alternatives to Shift4 Payments?
- Top alternatives to Shift4 Payments include WePay, Square Payments, Payline Data, MagicPay, Quantum Electronic Payments.
- What are the top alternatives to Merchant One?
- Top alternatives to Merchant One include BluePay, WePay, Square Payments, MagicPay, Quantum Electronic Payments.