ConferenceCall.co.uk vs Vast Conference

ConferenceCall.co.uk connects participants by telephone: callers dial a number and enter a PIN. Users can request a free PIN and start immediately without reserving a meeting; calls are available 24/7. Local dial-in numbers are offered in more than 60 countries, alongside a worldwide number. Standard conference calls support up to 100 participants. Participants can press #1 to hear the current count and #6 to mute or unmute their microphone. The service provides free invitation templates for UK-only and overseas callers. The standard option is free to set up, while participants pay through their telephone bills; the listed UK rate is 5.8p/min plus VAT and provider access charge. A host solution lets an organiser pay participant costs, charging 20.83 pence per minute excluding VAT for the UK organiser. Calls can be recorded, and scheduled calls are supported. The site says data is held in Europe and protected by HTTPS/SSL.

Vast Conference provides cloud-based audio conferencing, online meetings, and video conferencing for businesses. Audio conference calls support up to 1,000 callers; video meetings support up to 49 simultaneous HD feeds and 250 viewers. Operator-led calls are offered for complex or critical business events, and webcasts can stream audio, video, and presentations to large audiences. Local and toll-free conferencing numbers are available in over 70 countries. Listed plan features include web audio, HD video, screen sharing, cloud recording, messaging, file transfer, and detailed reporting. Hosts can require participant names, view attendees, lock calls, and use a waiting room. Integrations include Google Calendar, Microsoft Office 365, an Outlook plugin, Google SSO via SAML 2.0, and Okta one-time-password verification. The service is available on Android, iOS, macOS, Windows, web, and as a Chrome extension for scheduling meetings and sending templated invitations. A 14-day trial is listed. Paid plans are listed at $2 a month for Pay As You Go, $13.19 a month for Essentials, $17.59 a month for Standard, and $35.19 a month for Professional.