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Mollie Payments vs Square: Which is Better in 2026?

Choosing between Mollie Payments and Square comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Square is our overall pick for payment processing workflows. Pick Mollie Payments if you need a free tier to start with.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Jun 2026

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

Mollie Payments

Online and in-person payments built for businesses of every size.

Best for you if:

  • Accepts online and in-person payments.
  • Offers Tap to Pay on iPhone and Android for contactless payments.

Square

Payment processing and POS systems

Best for you if:

  • Square is a payments and commerce platform for businesses
  • It provides payment processing, POS, and business management tools
At a Glance
Mollie PaymentsMollie Payments
SquareSquare
Starts at
FreeFree tier available
FreeFree tier available
Best For
Payment ProcessingPayment Processing
Rating
3.8/54.6/5

Choose Mollie Payments or Square?

Mollie Payments

Choose Mollie Payments if

Online and in-person payments built for businesses of every size.

  • Supports a wide range of online and in-person payment methods.
  • Innovative Tap to Pay feature on smartphones reduces hardware needs.
  • Centralized dashboard for managing all payment types.
Square

Choose Square if

Payment processing and POS systems

  • Easy payment processing
  • POS hardware
  • Good for small business
FeatureMollie PaymentsSquare
Pricing ModelFreemiumFreemium
User Rating
3.8/5
44 reviews
4.6/5
3,010 reviews
Categories
Payment ProcessingE-commerce
Payment ProcessingE-commerce

In-Depth Analysis

Mollie PaymentsMollie Payments

Online and in-person payments built for businesses of every size.

Strengths

  • +Supports a wide range of online and in-person payment methods.
  • +Innovative Tap to Pay feature on smartphones reduces hardware needs.
  • +Centralized dashboard for managing all payment types.
  • +Offers solutions for fraud prevention and conversion optimization.
  • +Provides flexible funding options for business growth.

Weaknesses

  • -Pricing details for transaction fees are not explicitly stated on the provided pages.
  • -Some terminal options have a monthly fee in addition to the purchase price.
  • -Specific regional availability for all features is not detailed.

Key features

Online payment acceptanceIn-person payments via terminals and Tap to PayOptimized checkout for conversionRecurring and subscription paymentsFraud prevention and risk optimizationEmbedded payments for platforms
Starts at Free

SquareSquare

Payment processing and POS systems

Strengths

  • +Easy payment processing
  • +POS hardware
  • +Good for small business
  • +Fair pricing
  • +Many features

Weaknesses

  • -Account holds possible
  • -Not for high-risk
  • -International limited
  • -Support varies
  • -Fees add up

Key features

Payment processingPoint of saleOnline paymentsInvoicingBanking servicesInventory management
Starts at Free

Pricing: Mollie Payments vs Square

PlanMollie PaymentsSquare
Tier 1
Pay per transaction only
Standard pricing
Free
Free
Tier 2
Contact us
Volume pricing
$49
Plus
Tier 3
$0/mo
Pay as you go (In-person payments)
$149
Premium
Tier 4
$20/mo
Pro (In-person payments)
N/A
Tier 5
$9/mo
Business accounts
N/A

Pricing verified from each vendor's public pricing page. Compare in detail on Mollie Payments pricing and Square pricing.

Who Should Use What?

On a budget?

Both are freemium. Compare plans on their websites.

Go with: Mollie Payments

Want the highest-rated option?

Mollie Payments: 3.8/5 (44 reviews). Square: 4.6/5 (3,010 reviews).

Go with: Square

Value user reviews?

Mollie Payments: 44 reviews (3.8/5). Square: 3,010 reviews (4.6/5).

Go with: Square

3 Questions to Help You Decide

1

What's your budget?

Both are freemium. Pricing won't help you decide here.

2

What's your use case?

Both are payment processing tools. Compare their specific features to decide.

3

How important are ratings?

Square is rated higher: 4.6/5 vs 3.8/5.

Key Takeaways

Square

  • Higher user rating: 4.6/5 vs 3.8/5
  • Larger review base (3,010 reviews)
  • Free tier available
  • Our pick for this comparison

Mollie Payments

  • Choose if you want online and in-person payments built for businesses of every size

The Bottom Line

Square is our pick.

Frequently Asked Questions

Is Mollie Payments or Square better?

Square is rated in our evaluation. Both are freemium.

What are Mollie Payments and Square used for?

Mollie Payments: Online and in-person payments built for businesses of every size.. Square: Payment processing and POS systems.

What does Mollie Payments cost vs Square?

Mollie Payments is freemium (free tier + paid plans). Square is freemium (free tier + paid plans). Visit their websites for detailed pricing.

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