At a glance

Stripe Square
Best for Developers wanting the best payment API Small businesses wanting POS and online payments
Starting price 2.9% + $0.30 2.6% + $0.10
Free tier
Open source
Free tier available
Open source
Connect
Hardware
Invoicing
Online Payments
POS
Payments API
Subscriptions

Stripe

Strengths

  • Includes Payments API as a core feature, purpose-built for payment processing workflows
  • Includes Subscriptions as a core feature, purpose-built for payment processing workflows
  • No monthly fees — generous enough for most small teams to get real work done
  • Established product with 16+ years on the market and a mature ecosystem

Weaknesses

  • Free plan exists but key features are locked behind the paid upgrade
  • Developer-oriented tooling may not suit non-technical team members
  • Ecosystem of third-party integrations is smaller than the market leaders in payment processing
  • Mobile experience lags behind the desktop version in features and polish

Square

Strengths

  • Includes POS as a core feature, purpose-built for payment processing workflows
  • Includes Online Payments as a core feature, purpose-built for payment processing workflows
  • No monthly fees — generous enough for most small teams to get real work done
  • Established product with 17+ years on the market and a mature ecosystem

Weaknesses

  • Free plan exists but key features are locked behind the paid upgrade
  • Fewer built-in features means you may need additional tools to cover gaps
  • Ecosystem of third-party integrations is smaller than the market leaders in payment processing
  • Limited team/admin features if your organization eventually scales up

The bottom line

Pricing: Both tools offer free tiers, so you can test each before committing. Stripe's free plan: No monthly fees. Square's free plan: No monthly fees.

Feature gaps: Stripe offers Connect, Payments API and Subscriptions that Square lacks. Square brings Hardware, Online Payments and POS that Stripe does not have. Both share Invoicing.

Team fit: Stripe is geared toward any size teams, while Square is aimed at small teams teams. Pick the one that matches where your team is today and where it is headed — migrating tools later is always painful.

Where each tool shines: Stripe's biggest strengths are: includes payments api as a core feature, purpose-built for payment processing workflows. includes subscriptions as a core feature, purpose-built for payment processing workflows. Square's biggest strengths are: includes pos as a core feature, purpose-built for payment processing workflows. includes online payments as a core feature, purpose-built for payment processing workflows.

Watch out for: With Stripe, users commonly note that free plan exists but key features are locked behind the paid upgrade. With Square, the main complaint is that free plan exists but key features are locked behind the paid upgrade.

Choose Stripe if...

  • Your profile matches its sweet spot: developers wanting the best payment api
  • You specifically need Connect and Payments API
  • You care about includes subscriptions as a core feature, purpose-built for payment processing workflows
  • Your team size fits the any size profile Stripe is designed for
  • The free tier works for you: no monthly fees

Choose Square if...

  • You need a tool built for small businesses wanting pos and online payments
  • You specifically need Hardware and Online Payments
  • You care about includes online payments as a core feature, purpose-built for payment processing workflows
  • Your team size fits the small teams profile Square is designed for
  • The free tier works for you: no monthly fees

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