SimplyBook.me vs Square Appointments: Scheduling Software Compared

Verified by the SoftVane editorial team · June 2026

SimplyBook.me vs Square Appointments at a glance

SimplyBook.me

Rating: ★★★★½ 4.4

Price: $0/month

Best for: Service businesses needing comprehensive booking with customization

Square Appointments

Rating: ★★★★½ 4.4

Price: Free

Best for: Businesses already using Square point of sale

Feature-by-feature comparison

Dimension	SimplyBook.me	Square Appointments
Starting price	$0/month	Free
Rating	★★★★½ 4.4	★★★★½ 4.4
Best for	Service businesses needing comprehensive booking with customization	Businesses already using Square point of sale
Top features	Online booking and scheduling, Email and SMS reminders, Resource and staff scheduling	Online appointment booking, Automated reminders, Staff scheduling
Top strengths	Good customization options; Integrated payments	Free plan with solid features; Great if you use Square POS
Main tradeoffs	Interface can be complex; Paid plans are more expensive	Limited advanced features on free plan; Less powerful than Acuity Scheduling

When SimplyBook.me wins

SimplyBook.me is the better pick if you prioritize good customization options and integrated payments. The entry plan at $0/month fits teams that want to get running quickly without paying for capabilities they may not need for 12-18 months.

Best for: Service businesses needing comprehensive booking with customization

Try SimplyBook.me →

When Square Appointments wins

Square Appointments is the better pick if you prioritize free plan with solid features and great if you use square pos. The entry plan at Free suits teams that already know their workflow and want a platform that scales without surprise pricing tiers later.

Best for: Businesses already using Square point of sale

Try Square Appointments →

Mistakes to avoid when choosing between SimplyBook.me and Square Appointments

Comparing the starter plans only. Both tools usually move you to a middle plan within 6 months. Compare the plan you'll actually use, not the one they advertise.
Ignoring the migration cost. The cheaper monthly fee disappears if migration takes weeks. Ask both vendors for their data-import templates and migration support before committing.
Skipping the integration check. Map your existing stack first, then compare which of these two has native integrations vs. which makes you build a Zapier workflow per connection.
Treating "starts at $X" as the real price. Add seats, advanced features, and payment processing where relevant. Build a 12-month TCO before signing.

Frequently asked questions

SimplyBook.me starts at $0/month, Square Appointments at Free. They are similar at the entry tier, but neither stays the cheapest once you add seats and the features you actually need. Always compare total cost at the plan you'll use, not the starter plan.

Yes, both platforms support data import from competitor systems. Square Appointments typically provides a migration template and dedicated support during the trial period. Confirm the scope of the migration (records, attachments, history) with the vendor before signing.

For teams under 10 users, either platform usually offers an accessible starter plan. The pricier option often justifies the cost at 15+ users via better reporting and admin controls. If you expect to cross that headcount within a year, factor in the plan jump before deciding.

Both SimplyBook.me and Square Appointments ship iOS and Android apps. The functional gap is in offline mode and how much of the desktop feature set works on phones. Walk through your real daily workflow on mobile during the trial. One will feel native; the other will feel like an afterthought.

Not blindly. Most platforms list 100+ integrations, but only a handful matter for your stack. List your 3 to 5 must-have integrations (accounting, payments, calendar, etc.) and check whether each is NATIVE (not Zapier-only) on both platforms. Native integrations are typically faster, cheaper, and more reliable than Zapier-glued ones.

Ready to pick a winner?

SimplyBook.me edges out Square Appointments for most teams in our testing. Start a free trial and run your real workflow through it before committing to an annual plan.

Try SimplyBook.me free →