Google Calendar vs OneCal: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Google Calendar and OneCal side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Google Calendar leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Google Calendar
Organize your time with smart scheduling and seamless syncing
Best for you if:
- • You want a fully free tool (OneCal requires payment)
OneCal
Sync multiple calendars in real-time, avoid double bookings, and manage all events in one place.
Best for you if:
- • You want prevents double bookings across multiple calendar providers effectively
| At a Glance | Google Calendar | OneCal |
|---|---|---|
Starts at | Free plan, paid from $7/user/mo, billed yearly Business Starter plan | From $5/user/mo, billed monthly Starter plan |
Category | Task Management Productivity | Meeting Scheduling Calendar |
Rating | 4.8/5 Capterra 4.8 · G2 4.7 4,376 reviews | 4.7/5 G2 4.7 97 reviews |
Free plan | Yes | No |
Watch out for | Storage limits apply to free accounts | n/a |
Choose Google Calendar or OneCal?
Choose Google Calendar if
- You want a fully free tool (OneCal requires payment)
- You want free with Google account
- You want good scheduling
- You work in task management, not meeting scheduling
Choose OneCal if
- You want prevents double bookings across multiple calendar providers effectively
- You want offers granular control over privacy and shared event details
- You work in meeting scheduling, not task management
In-Depth Analysis
Google Calendar
Organize your time with smart scheduling and seamless syncing
Google Calendar's free tier is incredibly generous, offering essential personal scheduling features at no cost.
Watch out
Storage limits apply to free accounts
Strengths
- Pro: Free with Google account
- Pro: Good scheduling
- Pro: Integrates with everything
- Pro: Time zone handling
- Pro: Multiple calendars
Weaknesses
- Con: Privacy concerns
- Con: Basic features vs paid tools
- Con: UI unchanged for years
- Con: Limited customization
- Con: Some sync issues
Key features
OneCal
Sync multiple calendars in real-time, avoid double bookings, and manage all events in one place.
OneCal's pricing is reasonable, especially for the Starter tier at $5/user/month for basic calendar syncing needs.
Strengths
- Pro: Prevents double bookings across multiple calendar providers effectively.
- Pro: Offers granular control over privacy and shared event details.
- Pro: Simplifies scheduling with easy-to-share links.
- Pro: Provides a single, unified view for all calendars.
- Pro: Strong commitment to data security and privacy (no data stored, analyzed, or sold).
Weaknesses
- Con: No free tier, only a 14-day free trial.
- Con: Pricing is per user, which can add up for larger teams.
- Con: iCloud calendar updates can take up to 10 minutes to reflect.
Key features
Plans and prices: Google Calendar vs OneCal
| Tool | Plans and prices | Source |
|---|---|---|
| Google Calendar |
| workspace.google.com/pricing read Oct 30, 2026 |
| OneCal |
| onecal.io/pricing read Nov 1, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Google Calendar pricing and OneCal pricing.
Key Takeaways
Google Calendar
- Has a free plan
OneCal
- Choose if you want sync multiple calendars in real-time, avoid double bookings, and manage all events in one place
What the data shows
On the data below, Google Calendar leads on a free plan. We do not name an overall winner for this pair.
- User ratings are within 0.2 points (4.8/5 from 4,376 reviews for Google Calendar, 4.7/5 from 97 reviews for OneCal).
- Entry prices are not ranked, they are charged on different bases: Google Calendar $7/user/mo, billed yearly; OneCal $5/user/mo, billed monthly.
- Only Google Calendar has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Google Calendar and OneCal compare in 2026?
On the data below, Google Calendar leads on a free plan. We do not name an overall winner for this pair. User ratings are within 0.2 points (4.8/5 from 4,376 reviews for Google Calendar, 4.7/5 from 97 reviews for OneCal). Entry prices are not ranked, they are charged on different bases: Google Calendar $7/user/mo, billed yearly; OneCal $5/user/mo, billed monthly. Only Google Calendar has a free plan.
What are Google Calendar and OneCal used for?
Google Calendar: Organize your time with smart scheduling and seamless syncing. OneCal: Sync multiple calendars in real-time, avoid double bookings, and manage all events in one place.
What does Google Calendar cost vs OneCal?
Google Calendar's cheapest paid plan is Business Starter at $7/user/mo, billed yearly. OneCal's cheapest paid plan is Starter at $5/user/mo, billed monthly. Prices read on the vendors' pricing pages, latest check Nov 1, 2026.
What's the main difference between Google Calendar and OneCal?
Google Calendar's main strength: free with Google account. OneCal's main strength: prevents double bookings across multiple calendar providers effectively.