Skip to main content

Built by makers, shipped in public

Sign in

Chalkedin vs Whenn

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Chalkedin compared with Whenn
DetailChalkedin logo ChalkedinWhenn logo Whenn
What it doesMeeting and appointment scheduling by email or SMS with no client sign-up required External group meetings that confirm themselves automatically
StageMVP Startup
FoundedNot given 2026
Based inAU GB
Pricing modelFreemium Freemium
PricingBeta plan: Free for at least three months. Paid plans: from A$2.80 a month. Free plan: £0, includes 3 AutoWhenn confirmations per 30 days, Google Calendar and Outlook integration, Zoom, Google Meet, Teams, manual availability grid, cross-timezone scheduling, no account needed for participants. Pro plan: £8/month billed annually (£96/year), includes everything in Free plus u
Key features
  • One-tap response to meeting proposals
  • Send by email or SMS from your own address or number
  • Double-booking prevention
  • Automatic link expiry on a schedule you set
  • Calendar view of accepted, tentative and blocked times
  • Automatic reminders for unanswered requests
  • One-click rescheduling when clients suggest alternatives
  • Support for meetings, appointments, inspections or custom appointment types
  • In-person, own location or online meeting options
  • Email and SMS templates with automatic name and time insertion
  • Automatic calendar reading for Google Calendar and Microsoft Outlook
  • AutoWhenn automatically finds best time slot across all timezones
  • Manual availability grid for participants without calendar access
  • No account required for participants
  • Creates meetings in Google Meet, Microsoft Teams, and Zoom
  • Automatic reminders sent before response deadline
  • Read-only calendar access protects privacy
What makes it different
  • No client sign-up or account required
  • Responses via email or SMS sent from your own address or phone number
  • No calendar invites that land uninvited in client calendars
  • Privacy-first design with minimal data collection
  • Works with existing email and messaging tools without sign-in to your accounts
  • Built specifically for external meetings across organisations, unlike most tools designed for one-to-one or internal scheduling
  • Fully automatic confirmation with zero input from host
  • Reads only free/busy data, never event details, for maximum privacy
  • GDPR compliant and ICO registered with read-only calendar access
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check33 no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)69
Referring domains (Majestic)21

7 details filled in for both companies.

More alternatives to Chalkedin More alternatives to Whenn

Ask us