[category: appointment scheduling][verified alternatives][no votes, no pay-to-list]
Free and open source alternatives for Appointment scheduling
19 free or open source projects taken from the pages of 18 paid apps in this category. For each one: how many it replaces, how much subscription it cancels, what it costs to run.
- free alternatives
- 19
- $/month replaceable
- 116
- already self-hosted
- 3
- apps covered
- 18
19 alternatives
No alternative matches these filters. Try dropping the set or the category.
The value is the sum of the prices of the apps that project replaces — including outside this category, because a good alternative rarely serves only one.
115 $ /mese
FlowSavvy Free free [hosted] web · iOS · Android
It auto-plans unlimited tasks for the next two weeks; priorities and dependencies are how the paid plan gets you.
the 6 apps it replaces · 115 $/month
Three ways out of the subscription: 1. you keep paying (115 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
100 $ /mese
Trevor AI Free free [hosted] web
One calendar gets task-to-time-block planning and some AI suggestions; multiple calendars and deeper automation cost extra.
the 4 apps it replaces · 100 $/month
Three ways out of the subscription: 1. you keep paying (100 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
77 $ /mese
zcal Free free [hosted] web
Unlimited links and calendars, custom questions, email reminders and Stripe payments; teams are paid and zcal takes 3%.
the 10 apps it replaces · 77 $/month
Three ways out of the subscription: 1. you keep paying (77 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
56 $ /mese
Reclaim Lite free [hosted] web
The free solo plan moves focus, habits, breaks and meetings around; the planning horizon is one week.
the 4 apps it replaces · 56 $/month
Three ways out of the subscription: 1. you keep paying (56 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
48 $ /mese
YouCanBookMe Free free [hosted] web · extension
One booking page, but it keeps forms, payments, confirmations, polls and the calendar-overlay trick.
the 6 apps it replaces · 48 $/month
Three ways out of the subscription: 1. you keep paying (48 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
45 $ /mese
TidyCal Free free [hosted] web
Unlimited one-person booking types and paid bookings on one calendar; group meetings and fancy emails cost extra.
the 6 apps it replaces · 45 $/month
Three ways out of the subscription: 1. you keep paying (45 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
32 $ /mese
Appointy Free free [hosted] web · iOS · Android
One staffer gets reminders, classes and Square checkout for 100 bookings a month; growth wakes the paywall.
the 7 apps it replaces · 32 $/month
Three ways out of the subscription: 1. you keep paying (32 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
32 $ /mese
Square Appointments Free free [hosted] web · iOS · Android
A serious free solo booking stack where Square operates; processing fees remain and the feature mix varies by country.
the 6 apps it replaces · 32 $/month
Three ways out of the subscription: 1. you keep paying (32 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
31 $ /mese
Cal.com Free free [hosted] web · macOS · Windows · Linux · iOS · Android · extension
Unlimited solo event types, calendars and bookings, with payments and notifications; team routing costs money.
the 5 apps it replaces · 31 $/month
Three ways out of the subscription: 1. you keep paying (31 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
24 $ /mese
Calendly Free free [hosted] web · iOS · Android · extension
One active event type and unlimited bookings; meeting polls survive, workflows and teams do not.
the 4 apps it replaces · 24 $/month
Three ways out of the subscription: 1. you keep paying (24 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
21 $ /mese
Koalendar Free free [hosted] web · extension
Unlimited booking pages and two calendar connections; payments, forms, reminders and team routing are paid.
the 3 apps it replaces · 21 $/month
Three ways out of the subscription: 1. you keep paying (21 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
21 $ /mese
Zoho Bookings Free free [hosted] web · iOS · Android · extension
A real one-person booking desk with forms, reminders and two-way sync; staff and payment plumbing cost extra.
the 3 apps it replaces · 21 $/month
Three ways out of the subscription: 1. you keep paying (21 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
20 $ /mese
Setmore Free free [hosted] web · iOS · Android
Four staff, payments, classes and 200 monthly bookings; SMS, recurring appointments and two-way sync cost extra.
the 5 apps it replaces · 20 $/month
Three ways out of the subscription: 1. you keep paying (20 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
15 $ /mese
Notion Calendar free [hosted] web · macOS · Windows · iOS · Android
Cron with a Notion badge: quick keyboarding, multiple calendars and availability sharing, but no contact brain.
the 1 app it replaces · 15 $/month
Three ways out of the subscription: 1. you keep paying (15 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
15 $ /mese
Nextcloud Polls open source ★ 284 active [ops] web · self-hosted
Excellent Doodle replacement hiding inside a whole Nextcloud server; the poll is easy, the platform is not.
the 1 app it replaces · 15 $/month
Three ways out of the subscription: 1. you keep paying (15 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
source code · verificata il 2026-08-06
15 $ /mese
Rallly open source ★ 5,2k active [hosted] web · self-hosted
Doodle’s useful half, date polls, votes, comments and finalization, without the account ambush.
the 1 app it replaces · 15 $/month
Three ways out of the subscription: 1. you keep paying (15 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
source code · verificata il 2026-08-06
12 $ /mese
Google Calendar appointment schedules free [hosted] web · iOS · Android
One bare appointment page inside the calendar you already use; reminders, payments and polish are paid.
the 2 apps it replaces · 12 $/month
Three ways out of the subscription: 1. you keep paying (12 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
5 $ /mese
Apple Calendar free [1-click] macOS · iOS
Already on every Apple device, with natural-language entry and local calendar groups; no booking links attached.
the 1 app it replaces · 5 $/month
Three ways out of the subscription: 1. you keep paying (5 $/month) 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
verificata il 2026-08-06
— price not verified
Easy!Appointments open source ★ 4,3k active [ops] web · self-hosted
A proper provider-and-service booking system, provided you will also become its PHP and MySQL caretaker.
the 2 apps it replaces
Three ways out of the subscription: 1. you keep paying 2. you install this one, free 3. you vibecode it — the prompt is on each of the pages below
source code · verificata il 2026-08-06
Checked by hand: no votes, no buyable positions. Prices in dollars.