Square Online's biggest strength is synchronization — if you're already running a physical shop or café on Square's point-of-sale hardware, adding an online store keeps inventory, orders, and payments unified in one system rather than juggling two.

01  WHAT IT DOES

Where Square Online fits

Square Online is built by Block Inc. and is best known for businesses already using Square for in-person sales. Here's a closer look at what it actually does well, what it costs, and how to get started if you want to build your store on it.

02  WHERE IT SHINES

What it's genuinely good at

STRENGTHS

  • Free plan is genuinely usable, not just a limited trial.
  • Seamless inventory sync between in-person and online sales if you use Square POS.
  • Simple, quick setup aimed at small business owners without technical background.
  • Transparent, predictable payment processing rates.

WORTH KNOWING

  • Design customization is more limited than dedicated store builders like Wix or Squarespace.
  • Best suited to businesses already in the Square ecosystem — less compelling standalone.
  • Advanced e-commerce features lag behind platforms built commerce-first.
The store that matches your till is one less spreadsheet at the end of the day.
03  PRICING

What it costs

Pricing changes fairly often across this whole category, so treat these as a starting point rather than gospel — always check the official pricing page before committing.

Free tier
Free plan available
Paid plans
Plus from $29/mo, Premium from $79/mo
04  GETTING STARTED

How to actually try it

  1. Sign up free at squareup.com and set up your online store.
  2. Add products, or sync them automatically if you already use Square POS.
  3. Choose a free custom domain option or connect your own.
  4. Upgrade to Plus or Premium as you need more advanced features.
GUIDE TIP

Map your must-haves before you compare pricing

It's tempting to pick the cheapest plan first and work backward, but the more reliable approach is to list what your store actually needs — payment methods, shipping rules, product count, design control — then see which platform covers that list with the least friction. Square Online is a strong fit for some of those lists and a poor one for others.

S
Reviewed by Daniel Cho
Daniel Cho covers e-commerce platforms for STORESTACK, testing each one by actually building a small store before writing it up.