How twocal compares
The Cheesecake Factory menu runs to 250 items. A ramen shop sells ramen.
Both are good restaurants. If you don't know what you want yet, the enormous menu is genuinely the right call — you sit down and browse until something appeals. If you know you want good ramen, you go to the place that only makes ramen.
twocal is a ramen shop — and as far as we can tell, the only one on this page.
So this isn't about which tool wins. It's about how big a menu you want.
Four kinds of place
Your whole week planned for you: AI time-blocking, task auto-scheduling, focus protection, habit routines, analytics. Calendar sync is on the menu somewhere around item 47. Not a criticism — if you haven't worked out what you need yet, this is the right room to sit in, and you'll probably find it.
A proper menu, all of it decent. Alongside sync they sell booking pages, a unified calendar app, mobile apps, an API, and an AI scheduling assistant that proposes times and coordinates attendees. If you want sync and booking links, a diner gets you both for one bill — which is a real reason to pick one.
One dish. Two calendars agree with each other, and keep agreeing when events move, get cancelled, recur, or arrive at three in the morning from someone else's Outlook. No booking links, no AI assistant, no unified inbox. That's the whole menu, and it's what we do all day.
Arranges what you already have, beautifully. Worth having. But nothing gets written into anyone's calendar, so it only solves the problem for you — your colleagues still can't see that you're busy, and the invite still lands in the wrong place.
The broth
A ramen shop's entire argument is that the broth took eighteen hours. Here's ours — five ways calendar sync fails quietly, where it keeps reporting success while your calendar goes wrong. Ask us. Then go ask everyone else.
What happens when a sync token expires?
Providers invalidate them routinely. A naive client reads the resulting partial response as "nothing changed" and quietly stops syncing. This one bug is most of the silent data loss in this category.
OursAn invalidated token forces a full re-sync instead of a delta.
What happens when a push subscription lapses?
Google's and Microsoft's both expire after days. If they aren't renewed ahead of time, "real-time sync" goes silent while every dashboard stays green.
OursRenewed before expiry, with a safety-net poll behind it in case a renewal is ever missed.
Can I see your actual numbers?
Not a status page that turns red when the website is down — the median time from a change happening to it landing, and how often both calendars are verified to agree.
OursBoth are public and live, and they update whether or not they flatter us. We don't know of another tool here that publishes them.
What crosses over when I sync work to personal?
If you're a therapist, a recruiter, or a consultant, your event titles are other people's names. "It syncs everything" is the wrong answer to this question.
OursBusy-only sync sends an opaque block — no title, no attendees, no location — so nothing sensitive travels or gets stored at all. Content is encrypted at rest, logs and alert emails are built to carry no personal information, and every access leaves an audit trail.
Do you copy the attendee list across?
It sounds like the more complete answer. It isn't. Copy an attendee list into a second calendar and that calendar emails an invitation to every person on it — people who never signed up to hear from your sync tool. Reminders behave the same way, firing twice for everyone.
OursNo. We carry the time, and deliberately not the guest list. A sync tool has no business mailing your colleagues.
Where to eat instead
Go somewhere else if…
- You want booking links too. OneCal and CalendarBridge include scheduling pages with sync. Two things for one bill beats buying two tools.
- You sync two calendars and always will. They both start cheaper than us and will stay cheaper. That's a genuine advantage — go take it.
- You want your week planned, not your calendars matched. Reclaim and Motion do that properly. We don't do any of it.
- You only need to see everything in one window. A calendar client does that for free, and does it better.
Order the ramen if…
- Something is going wrong and you can't prove it. Events that vanish while the logs stay clean are the exact problem this was built for.
- Your event titles are nobody else's business. Busy-only sync, encrypted at rest, nothing personal in logs or alerts.
- You want the numbers before you trust it. Not a testimonial — the live median and the agreement rate.
- You want one thing done properly. There's no roadmap here pulling attention off sync — no booking pages to ship, no assistant to train.
Prices
One flat price, everything included, and — unlike every other place on this page —we don't charge you per calendar. 14 days free, no card. See the pricing page.
There's no practical limit on how many calendars you can sync. If the system ever stops you, send us a message and we'll raise it — no questions asked. The soft limit only exists to stop spam and abuse.
We're not printing anyone else's prices here. Everyone's pricing moves, and a price table written by a competitor is worth about nothing. Theirs is one click away —OneCal,CalendarBridge,Reclaim. Go and read it.
We only make the one thing.
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