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Web app

The app for your private lessons

Accessible from any browser, on desktop, tablet or mobile. Nothing to install.

Works with
app.kadrella.com
Kadrella dashboard: lesson count, average price, new students and net revenue on a chart

Kadrella is a private-lesson management web app accessible from any browser, on desktop, tablet or smartphone. Nothing to install: create your account and start managing your students. The app brings together student and teacher management, scheduling with Google Calendar, PDF invoicing, payment tracking and WhatsApp and Superprof integrations.

Available anywhere, nothing to install

Students and scheduling

Student profiles and recurring lessons synced with Google Calendar.

Invoicing and payments

Invoices go out on their own, and you always know who's paid without checking your bank.

Integrations

WhatsApp, Superprof, Google Calendar and bank sync.

  • In the browser

    Desktop, tablet or mobile: your management follows you everywhere.

  • Nothing to install

    Create an account and start; no updates to manage.

What changes with Kadrella

  • Scheduling

    A diary, a spreadsheet and Google Calendar to copy into each other

    A lesson created once, sent to Google Calendar

  • Invoices

    A Word template filled in by hand every month

    PDF invoices generated from the lessons taught

  • Payments

    The bank statement checked line by line

    Each transfer matched to the student who sent it

  • Reminders

    WhatsApp messages typed one by one to families who owe you

    A WhatsApp reminder listing the lessons due, in one tap

  • Superprof

    Superprof requests waiting for your reply

    An instant reply offering a time slot

Why the Kadrella web app

  • Accessible from any device with a browser.
  • No installation or updates to manage.
  • Management, scheduling, invoicing and payments together.
  • WhatsApp, Superprof and Google Calendar integrations.
  • Free to start, no credit card.

Free to start

Start on the free plan, or try any paid plan free for 14 days.

0% commission on your lessons: a flat price, with no extra fee per teacher you add.

  • Free

    0 €/mo

    The basics to run your tutoring, free forever.

  • Essentials

    29 €/mo

    For a solo tutor: scheduling, messaging and Superprof in one place.

  • Complete

    49 €/mo

    Nothing left to invoice, reconcile or follow up on by hand.

The founder's story

Built by a teacher, for his own tutoring business.

I've taught maths and computer science since 2020, and I run my own private-tutoring business, Head of Science: several teachers, around a hundred students. I'm also a software engineer. In 2024, I started building this tool for myself, because tracking payments and chasing late ones took every Sunday. I've used it every day since. Kadrella is that same tool, opened up to other teachers.

July 2026

700invoices generated
1,500lessons scheduled
€100kin payments tracked

The team

  • Marie P.
    Marie P.
    Designer at L'Oréal
  • Amir
    Amir
    CPO, client relations
  • Alexis
    Developer, student

Frequently asked questions

Do I need to install an app?+

No. Kadrella runs in the browser, on desktop, tablet or mobile, with no install.

Is my data available everywhere?+

Yes. Your data is online and available from any device signed in to your account.

Is the app free?+

Yes to start. The free plan covers core management; advanced integrations are paid.

Manage your private lessons from anywhere

Create your account in two minutes. No credit card.

Start for free