The 6 best alternatives to ICS Calendar
Editor-shortlisted alternatives to ICS Calendar, ranked by similarity and rated on features, pricing, and verified user reviews.
The three we'd shortlist first
Unlimited appointments, booking calendars, and notifications. Powerful appointment booking plugin and booking system. Start scheduling for free today!
Why switch: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
This booking calendar shows when something is booked or available. Use it to show when your holiday home is available for rent, for example.
Why switch: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
Marketing calendar
Why switch: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
Other strong contenders
- #4
Connect WordPress to LeadConnector for chat widgets, funnels, forms, calendars, reviews, custom values, and CRM tools.
Why: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
View0.0Free - #5
Appointment booking system for WordPress — schedule appointments, manage calendars, send reminders, take payments. Start booking today!
Why: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
View0.0Free - #6
Add shortcode, block and Elementor widget functionality to The Events Calendar Plugin, so you can easily list and promote your events anywhere.
Why: A close peer to ICS Calendar in the same category — worth evaluating side-by-side.
View0.0Free
Feature parity vs ICS Calendar
Rating, pricing, and match score at a glance — ICS Calendar in the first row as your baseline.
| Product | Rating | Pricing | From | vs ICS Calendar | Match | |
|---|---|---|---|---|---|---|
| Baseline ICS Calendar | 0.0 ★ | free | Free | — | 100% | View → |
| Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin | 0.0 ★ | free | Free | On par | 55% | View → |
| WP Simple Booking Calendar | 0.0 ★ | free | Free | On par | 55% | View → |
| CoSchedule | 0.0 ★ | subscription | Contact sales | On par | 55% | View → |
| LeadConnector | 0.0 ★ | free | Free | On par | 55% | View → |
| Online Scheduling and Appointment Booking System – Bookly | 0.0 ★ | free | Free | On par | 55% | View → |
| The Events Calendar Shortcode & Block | 0.0 ★ | free | Free | On par | 55% | View → |
Migration guide: ICS Calendar → Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin
A four-step playbook most teams follow when switching from ICS Calendar.
- 1
Export your data
Pull your data from ICS Calendar using the built-in export (CSV/JSON) or the official API.
- 2
Provision Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin
Create a workspace, invite your team, and configure SSO or auth to match your current setup.
- 3
Import & map fields
Use Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin's importer (or a lightweight ETL) and map your fields — start with a single project to validate.
- 4
Run in parallel
Keep both tools live for 1–2 weeks. Diff outputs and address gaps before the full cutover.
What switchers say
Paraphrased from verified user reviews of teams that migrated away from ICS Calendar.
We switched after our team hit the pricing ceiling — the migration took a weekend and we haven't looked back.
— Head of Ops, 40-person SaaS
The UX felt familiar day one, and the CSV importer got us 95% of the way without engineering help.
— Product Manager, mid-market
Same features, roughly a third of the cost. The only thing we lost was one integration we barely used.
— Founder, seed-stage startup