What appointment scheduling software supports client reminders and online payments?

Several popular appointment scheduling tools include **both automated client reminders and integrated online payments**. Here are strong options, with the key features you asked about:

- **Apptoto** – Appointment reminders + payments

- Automated **SMS, email, and voice** reminders, confirmations, and follow‑ups that sync with your existing calendar (Google, Outlook, etc.).[1]

- **Online booking** for clients 24/7.[1]

- Built‑in **payments** for no‑show fees, co‑pays, partial or full payments for appointments.[1]

- **Square Appointments** – Best if you also need full POS

- Online booking site + calendar management with automated **email and SMS reminders** and no‑show protection.[5]

- Deeply integrated **payment processing** (in‑person, online, card on file, prepayments, invoices, gift cards).[5]

- **Book Like A Boss** – Booking + selling services online

- Custom booking pages with automated **email/SMS reminders**.[3]

- Integrates with **PayPal, Stripe, and Square** so you can take payments when people book.[3]

- **NexHealth** (healthcare‑focused)

- For medical/dental practices: **online scheduling**, **appointment reminders**, and integrated **payments**, plus digital forms and messaging.[3]

- **GlossGenius** (beauty/wellness)

- Booking and payment app with **client reminders**, POS, and a custom website for online booking and payments.[3]

- **Goldie** (independent beauty pros)

- Online booking with **automated SMS reminders** and **deposits/payments** at booking to reduce no‑shows.[3]

- **BookSteam** / **ClinicSense** and similar tools

- Online booking with **confirmation and reminder notifications**, and the ability for clients to **pay for appointments online** as part of the booking workflow.[3][6]

If you share your industry (e.g., salon, healthcare, coaching, fitness) and whether you need POS or just simple payments at booking, I can narrow this down to 2–3 best‑fit choices.