Work · alternatives · 2026

24 alternatives to One-to-One

An online appointment scheduling platform

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. One-to-One launched in 2023; newer entries below may have overtaken it.

1. 1NC
   New calendar app idea▲825

   2016 · oneviewcalendar.com · its alternatives →

2. 2
   Square Appointments▲101

   Online scheduling that puts you ahead of schedule.

   2014 · its alternatives →

3. 3
   Sunrise Meet▲872

   The fastest way to schedule a one-to-one meeting

   2015 · sunrise.am · its alternatives →

4. 4
   LeadMonk▲70

   Smart and versatile online appointment scheduling software

   2022 · its alternatives →

5. 5
   EasyCalendar▲108

   Appointment scheduler + minimalist CRM + integrations

   2020 · its alternatives →

6. 6
   Bookva.ai▲327

   If Calendly was beautiful as WeTransfer and smart as ChatGPT

   2025 · timetuna.com · its alternatives →

7. 7
   MeetingPlanner.io▲104

   Simple online scheduling tool for group meetings

   2016 · its alternatives →

8. 8
   Square Appointments▲120

   A free scheduling and payments platform from Square 💸

   2018 · its alternatives →

9. 9
   imeetify.com▲62

   Easiest online appointment & event scheduling platform

   2022 · its alternatives →

10. 10
    pow wow 2.0▲88

    Hello, smarter appointment scheduling

    2016 · its alternatives →

11. 11
    Wellpin▲143

    Free scheduling assistant for everyone

    2024 · its alternatives →

12. 12
    ScheduleLeave▲72

    Leave booking and tracking platform

    2019 · its alternatives →

13. 13
    Callendo▲88

    The effortless way to book meetings

    2023 · its alternatives →

14. 14
    Alphie▲63

    Schedule any meeting in 1 click

    2025 · meetalphie.com · its alternatives →

15. 15
    CheckVisaSlots▲106

    Smart & efficient US visa appointments availability checker

    2024 · its alternatives →

16. 16
    Koalendar▲131

    Free online appointment scheduling software

    2021 · its alternatives →

17. 17
    Leadmonk▲114

    Scheduling software for the mobile-first business world

    2023 · its alternatives →

18. 18
    Rendez▲77

    A very simple way to schedule appointments. 📅

    2018 · its alternatives →

19. 19
    WhenWorks▲90

    Mobile appointment scheduling

    2018 · its alternatives →

20. 20
    Read Smart Scheduler▲79

    If Calendly and Clockwise had a baby

    2023 · its alternatives →

21. 21
    Acuity Scheduling▲95

    Modern appointment scheduling software

    2020 · its alternatives →

22. 22
    Crowd Clock▲61

    A simple way to book appointments

    2014 · its alternatives →

23. 23
    Harmonizely▲92

    Schedule meetings without exchanging unnecessary emails!

    2018 · its alternatives →

24. 24
    Vixly▲18

    Easy scheduling and video platform for you and your clients

    2024 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →