Best Square Credit Card Processing Alternatives of 2026

Compare the best Square processing alternatives and see which solution best fits your needs. Here are the best 7 Square credit card processing alternatives for 2026:

Last Updated: January, 2026
9.2
Excellent
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$0 Credit Card Transactions 

9.8
Outstanding
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Setup Within 24 Hours

9.5
Outstanding
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Free Credit Card Reader

Top Pick 2026 🥇

Merchant One’s Best Features:

  • Used by 100k+ Customers
  • 98% Approval Rate
  • Cutting-Edge Technology
  • Zero Setup Fees
9.8
Outstanding
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6361 user reviews on 3 sites
EMV Reader
24/7 Support
Easy SetUp

Leaders Features:

 

  • Transparent Rates & Pricing
  • Same Day Approvals (98%)
  • 24/7 Live Customer Support
9.5
Outstanding
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5232 user reviews on 2 sites
Terminals
Mobile Payments

CardX Features:

 

  • Accept Credit Cards at 0%
  • Compliant Surcharging
  • Multiple Payment Processing Plans
9.2
Excellent
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4102 user reviews on 2 sites
Terminals
Mobile Friendly

Stax Features:

 

  • Month-to-Month Contract
  • Accessible Data & Analytics
  • Subscription-Based Pricing
9
Very Good
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4340 user reviews on 2 sites
Mobile Payments
Easy SetUp

Helcim Features:

 

  • Accepts Payments Online & In-Store
  • Transparent Pricing
  • Reputable Customer Service
8.8
Very Good
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3137 user reviews on 2 sites
Mobile Payments
Easy SetUp

Looking for Payment Processing & Point of Sale Solution?

Our Top POS Pick 🥇

Clover Best Features:

  • Industry Leader in POS Systems
  • Accept and Tap Mobile Payments
  • In-Store and Online Payments
  • Easy Setup & Simple to Use
9.8
Outstanding
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5146 user reviews on 3 sites
Terminals
EMV Reader
Easy SetUp