Top Alternatives to Kallnext in 2026

Amelia

WordPress tool managing vast booking tasks with 16k weekly appointments, 20k monthly events. Offers integration with WooCommerce, customizable features, and real-time notifications. Simplifies bookings through a step-by-step wizard and supports online payment methods like PayPal and Mollie.

Appointy

★ 1.9

Appointy is an online scheduling software to help your business to grow and manage your business in one easy to use and powerful user interface

Cal.com

The open source Calendly alternative. Self-hosted or hosted by us. White-label by design. API-driven and ready to be deployed on your own domain. You are in control of your events and data.

Calday

★ 2.9

Check out Calday for the most flexible appointment scheduling app for service-based business! Easily manage your appointments with hassle-free scheduling.

Datelist

★ 2.0

Reduce the administrative burden of answering phone calls to make reservations with Datelist.

Hupport

★ 2.0

Hupport is an appointment scheduling software that is specifically designed for small businesses. It helps small businesses to grow and increase revenue by providing an easy and efficient platform that prospects, customers and clients can use to schedule and book appointments...

InviteOnce

★ 2.4

InviteOnce is an in-the-funnel scheduling solution designed to move prospects faster through the funnel by optimizing scheduling for each meeting scenario.

Karen

★ 1.2

Meet Karen #1 free appointment scheduling platform used by multiple businesses. Karen is the only intelligent personal assistant that works 24/7, behind the scenes to fill your calendar and take work off your plate.

Koalendar

We have created Koalendar to eliminate the back-and-forth of scheduling meetings.

MyMeet.io

★ 2.1

MyMeet.io simplifies scheduling, payments, and meeting handling for both professionals and clients, streamlining the entire process.

Nylas Scheduler

★ 2.6

Easy appointment scheduling, allowing users to share a link with available time slots, so invitees can quickly book a meeting, streamlining the process without back-and-forth communication.

SavvyCal

★ 1.2

Scheduling should be a breeze. We're building the most user-friendly way to do it.

Simple Appointments

★ 1.1

Simple Appointments is a highly customizable web application that allows your customers to book appointments with you via the web. It radically simplifies the process of scheduling events, meetings, appointments, etc. — It's free.

SimplyMeet.me

★ 1.1

SimplyMeet.me is a super simple, clean looking and effective meeting scheduling solution. It can integrate with your Gmail, iCAL, Offfice365 or CalDav calendars, your favorite Video platform, Stripe to accept payments and more.

Sprintful

★ 2.2

Sprintful is the most flexible, comprehensive scheduling solution. Create an on-brand web page for instant, hassle-free booking under your own domain name. Sprintful supports one-on-one meetings and group sessions.

StrawPoll Meetings

★ 1.8

StrawPoll Meetings is an easy and convenient way to plan your next meeting. Whether it's for your next meeting with your business partners, colleagues or simply with friends, you'll easily find out which is the most suitable date.

SuperSaaS

★ 2.3

SuperSaaS caters to all types of scheduling needs from individual meeting scheduling, class scheduling, resource scheduling to service scheduling with multiple connected calendars.

TidyCal

★ 1.1

Manage your calendar bookings easier with TidyCal — the ideal for scheduling meetings across time zones. With a Free plan or Lifetime deal, get unlimited booking types, easy integrations with your calendars, Zoom, and Google Meet, paid booking integration with Stripe and PayPal..

zcal

zcal is all-in-one scheduling solution built for speed. It’s beautiful, easy to use, and fully integrated with Google, Office 365, and Outlook calendars. Sign up for free today!