Payments & Billing

Streamline Invoicing & Payments

Automate invoicing, collect payments securely, and give clients easy, flexible ways to pay — all without the paperwork.

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4.8

App Store

4.9

Play Store

Payments, Invoicing & Revenue

Accept online and offline payments, invoice clients, manage subscriptions and packs, and track revenue, debts, and payments in real time.

Point-of-Sale (POS)

A fast, reliable point-of-sale system that lets you charge clients in person for sessions, products, memberships, or outstanding balances, with receipts, instant updates, and everything synced to their profile.

Payment links

Send payment links for fast and secure online checkout today.

Refunds

Process refunds quickly and keep every client fully informed.

Payment terminal

Accept card, Apple Pay, and Google Pay payments in seconds with a secure, wireless terminal that updates orders instantly and keeps checkout and accounting effortless.

Billing

Track what each client owes at any time, record payments made outside Shaker, and keep your financial data organized so you always have a clear, accurate picture of balances and outstanding amounts.

Quotes

Create quotes clients can review and approve before booking.

Invoices

Generate PDF invoices instantly and share them with clients fast.

Orders

Manage client orders, track payment status, merge orders, add new products, and accept full or partial payments so everything stays organized and easy to follow.

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Name Surname

Position, Company name

"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat."

Name Surname

Position, Company name

C’est dingue. J’ai des clients de tous âges et ils s’y sont mis. Ils adorent. Hyper efficace même pour ceux qui ne téléchargent pas l’appli.

Celine Bédouet

Côte Basque Pilates

Our club grew from 700 to 1,200 members in just two years, largely thanks to Shaker. The app made us more efficient and helped us expand our group classes.

Jerome Barrier

Biarritz Olympic Tennis & Padel

Cette application change la donne. Elle me fait gagner des heures de temps chaque semaine. J’ai lâché mon carnet. Pour mes clients, c’est beaucoup plus pro.

Baptiste Darrieussecq

Cross Training Coach

I used to run everything from a simple notebook. Now that I’m fully digital with Shaker, everything is so much more efficient and easier to manage.

Carolina Marinelli

Tennis Coach

Switching from our web-only system to Shaker has completely transformed the way we run our swimming practice. The difference is huge, and our clients loved it from day one.

Guillaume Buc

SafeOcean

My days are packed with classes, and I barely have time for admin. With Shaker, most of that work is automated—it’s a game changer.

Guillaume Bichon

GB Sport Performance

“I run an athletic social club, and Shaker was a breeze for all of us coaches to adopt. The team behind it is super responsive and open to new ideas, which makes a huge difference.

Sebastien Herve

MOUVEMENT

The Shaker team is truly committed to improving every day. They’ve adapted to our needs and are building an outstanding solution for managing surf schools.

Amadine Sanchez

Shining Surf School

I love posting on my Shaker feed every Sunday and watching all my classes for the week fill up within minutes!

Dorian Auvitu

TLP Coaching

I coach both adults and kids in competitive tennis and rugby clubs, and Shaker is the perfect app to keep my busy schedule running smoothly.

Greg Landrodie

Cross Training Coach

Hyper intuitif et facile pour gérer toute l’école, les profs, les clients, et même les familles. Surtout, l’équipe Shaker est super réactive à nos demandes

Romain Laulhe

Power Surf Center

I just shared a link with my clients and they adopted Shaker right away. Now I manage class registrations and cancellations so much more efficiently—no more juggling endless messages.

Nastasia Garres

Swimming Instructor

Streamline Invoicing & Payments

Payments, Invoicing & Revenue

Point-of-Sale (POS)

Payment links

Refunds

Payment terminal

Billing

Quotes

Invoices

Orders

"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat."

"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Suspendisse varius enim in eros elementum tristique. Duis cursus, mi quis viverra ornare, eros dolor interdum nulla, ut commodo diam libero vitae erat."

C’est dingue. J’ai des clients de tous âges et ils s’y sont mis. Ils adorent. Hyper efficace même pour ceux qui ne téléchargent pas l’appli.

Our club grew from 700 to 1,200 members in just two years, largely thanks to Shaker. The app made us more efficient and helped us expand our group classes.

Cette application change la donne. Elle me fait gagner des heures de temps chaque semaine. J’ai lâché mon carnet. Pour mes clients, c’est beaucoup plus pro.

I used to run everything from a simple notebook. Now that I’m fully digital with Shaker, everything is so much more efficient and easier to manage.

Switching from our web-only system to Shaker has completely transformed the way we run our swimming practice. The difference is huge, and our clients loved it from day one.

My days are packed with classes, and I barely have time for admin. With Shaker, most of that work is automated—it’s a game changer.

“I run an athletic social club, and Shaker was a breeze for all of us coaches to adopt. The team behind it is super responsive and open to new ideas, which makes a huge difference.

The Shaker team is truly committed to improving every day. They’ve adapted to our needs and are building an outstanding solution for managing surf schools.

I love posting on my Shaker feed every Sunday and watching all my classes for the week fill up within minutes!

I coach both adults and kids in competitive tennis and rugby clubs, and Shaker is the perfect app to keep my busy schedule running smoothly.

Hyper intuitif et facile pour gérer toute l’école, les profs, les clients, et même les familles. Surtout, l’équipe Shaker est super réactive à nos demandes

I just shared a link with my clients and they adopted Shaker right away. Now I manage class registrations and cancellations so much more efficiently—no more juggling endless messages.

Ready to get your booking system to the next level?