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Calendar & Time Management · head to head

Assistant.to vs Clockwise

Assistant.to logo

Assistant.to

Calendar & Time Management

The easiest way to schedule meetings

From
Free
Rated
-
Full reviewWebsite
C

Clockwise

Calendar & Time Management

Intelligent calendar management for teams

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Assistant.to no longer an independent product. assistant.to redirects to Cirrus Insight, which absorbed it; Clockwise service discontinued and shut down on March 27, 2026
  • They diverge on capability: Assistant.to covers In-email scheduling, Clockwise covers Focus Time protection.

Where they differ

Only the attributes on which Assistant.to and Clockwise actually diverge.

Attributes where Assistant.to and Clockwise differ
AttributeAssistant.toClockwise
PlatformsChrome-extensionWeb
CategoryCalendar & Time ManagementUnknown
Founded20142016

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Assistant.to

  • In-email scheduling
  • One-click booking
  • Google Calendar sync
  • Time zone handling
  • Simple interface
  • Gmail

Only in Clockwise

  • Focus Time protection
  • Meeting optimization
  • Scheduling links
  • Team analytics
  • Conflict resolution
  • Slack
  • Zoom
  • Asana

Both cover

  • Google Calendar
  • Chrome-extension support

What people use each for

The jobs each tool is most often brought in to do.

Assistant.to

  • Scheduling
  • Appointment booking
  • Time tracking
  • Resource management
  • Team coordination

Clockwise

  • Scheduling
  • Appointment booking
  • Time tracking
  • Resource management
  • Team coordination

Both are used for scheduling, appointment booking, time tracking, resource management, team coordination, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Assistant.to

  • No longer an independent product. assistant.to redirects to Cirrus Insight, which absorbed it
  • Its scheduling now sits inside a wider Salesforce-focused sales tool rather than being a standalone add-in

Clockwise

  • Service discontinued and shut down on March 27, 2026
  • All user data was deleted upon shutdown
  • Integration with Asana was removed during product lifecycle

Pricing, plan by plan

Assistant.to

Free
  • FreeFree
    • In-email scheduling
    • Basic features
  • Pro$5/month
    • Team features
    • Custom branding
    • Priority support

Clockwise

Free
  • FreeFree
    • Focus Time
    • Meeting optimization
    • Personal analytics
  • Teams$6.75/month
    • Team analytics
    • Flexible meetings
    • Admin controls

Which should you pick?

Choose Assistant.to if

  • You need in-email scheduling.
  • You want to start without paying.
  • You work on Chrome-extension.
  • You also want one-click booking.
Assistant.to review

Choose Clockwise if

  • You need focus time protection.
  • You want to start without paying.
  • You also want meeting optimization.
Clockwise review

Questions people ask

Is Assistant.to or Clockwise better?
Neither clearly leads. Assistant.to starts at Free and Clockwise at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Assistant.to or Clockwise?
Assistant.to starts at Free and Clockwise at Free.
Does Assistant.to or Clockwise run on more platforms?
Assistant.to runs on Chrome-extension. Clockwise runs on Web.
Can I use Assistant.to for free?
Both have a free tier, so you can try either at no cost before committing.
What is Assistant.to best used for?
Assistant.to is most often used for scheduling, appointment booking, time tracking, resource management.
What can Assistant.to do that Clockwise cannot?
Assistant.to covers In-email scheduling, One-click booking, Google Calendar sync, Time zone handling. Clockwise covers Focus Time protection, Meeting optimization, Scheduling links, Team analytics. Both handle Google Calendar, Chrome-extension support.

Answered from the vendors’ own pages

Clockwise: What happened to Clockwise?

Clockwise was acquired by Salesforce and shut down on March 27, 2026. The company announced the team was joining Salesforce to work on Agentforce. User data was deleted and prorated refunds were issued to paying customers.

Source
Clockwise: What integrations did Clockwise support?

Clockwise integrated with Google Calendar, Microsoft Outlook, Slack, and previously Asana (though this integration was discontinued).

Source
Clockwise: What were Clockwise's key features?

Clockwise offered AI-powered focus time protection, automatic meeting buffers, Slack status sync, smart lunch breaks, and team calendar synchronization to optimize schedules and prevent burnout.

Source
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