WhatsApp is rolling out a new feature called guest calling, allowing people without a WhatsApp account—or even the app installed—to join voice and video calls through an invitation link. Crucially for PC users, the guest experience is built specifically around the desktop: at launch, non-account holders must open that invite link in a computer browser to join.
As reported by PCMag Australia and confirmed in Meta's announcement, the update aims to make WhatsApp calling "more open than ever" by turning a traditionally closed mobile messaging network into a browser-accessible meeting tool that behaves much closer to Zoom, Google Meet, or Microsoft Teams.
How WhatsApp Guest Calling Works on PC and Web
While guest calling removes the requirement for every participant to register a phone number with Meta, it does not make WhatsApp a completely account-free free-for-all. The system relies on a strict host-and-guest hierarchy.
A person with an active WhatsApp account must still act as the host and generate the call link. Once that link is shared, a guest can click it on their PC to join either a one-on-one chat or a group call supporting up to 32 participants at once. According to Meta, guest calls carry the same core perks as standard WhatsApp calls: they are free of charge, carry no time limits, and remain end-to-end encrypted. During a session, browser guests can also share their computer screens, raise a virtual hand, and send reactions.
Step-by-Step: Creating and Joining a Guest Call
According to PCMag's hands-on check with the rollout, hosts can generate and share call links from both the WhatsApp mobile app and WhatsApp on the web.
For the Host (Requires a WhatsApp Account):
- Open WhatsApp and navigate to the Calls tab.
- Tap or click the + (plus) icon.
- Select New call link.
- Copy the generated URL and send it to your invitees via email, SMS, or any other platform.
For the Guest (No Account or App Required):
- Open the invitation link in a computer browser (mobile browsers are not supported at launch).
- Wait in the virtual lobby (waiting room) until the host approves your entry into the call.
Section Summary: Registered users can generate call links from mobile or web, while guests must join from a desktop browser and wait for host admission.
The Catch: Desktop-Only Guests and Privacy Guardrails
Why force guests onto a computer browser? While Meta hasn't detailed the engineering trade-offs behind omitting mobile browser support at launch, the practical result for Windows and desktop users is clear: if you want to join a WhatsApp call without surrendering your phone number to create an account, you need to be sitting at a computer.
To keep unverified browser guests from turning group calls into chaos, WhatsApp has placed firm administrative and privacy boundaries around guest participants:
| Feature / Capability | Registered WhatsApp Host | Browser Guest (No Account) |
|---|---|---|
| Start a call or create a link | Yes | No (can only accept invites) |
| Supported device for joining | App or Web | Computer browser only at launch |
| Call entry | Direct / Host control | Placed in a waiting room until admitted |
| Screen sharing, hand raise & reactions | Yes | Yes |
| See other participants' phone numbers | Standard contact visibility | No |
| Send direct messages in-app | Yes | No |
| Remove participants | Can remove guests at any time | No |
For privacy-conscious Windows users, that visibility barrier is a major plus. Joining a call as a guest does not expose the phone numbers of the registered users on the call, nor does it allow guests to send direct messages to participants. Conversely, hosts retain total gatekeeping authority: every guest lands in a waiting room first, and the host can boot a guest from the call at any moment.
It is worth noting that while WhatsApp states guest calls are end-to-end encrypted, the company's announcement does not detail the underlying cryptographic key exchange for temporary, unauthenticated browser sessions. Still, for casual catch-ups, tutoring sessions, or quick contractor calls, the waiting-room model offers sensible baseline control.
Section Summary: Guests cannot initiate calls, join from mobile browsers, view participants' phone numbers, or send messages, and they must be manually admitted from a waiting room by the host.
From Phone App to Desktop Meeting Contender
Guest calling didn't appear in a vacuum. It is the logical next step in Meta's year-long push to make WhatsApp a first-class citizen on desktop browsers and PCs.
Back in July 2026, WhatsApp rolled out native voice and video calling directly inside WhatsApp Web, sparing PC users from having to install a standalone desktop client just to take a call. That July update also laid the groundwork for today's guest system by introducing waiting rooms for incoming participants, background noise suppression for clearer microphone audio, and a call-transfer feature similar to Apple's Handoff that lets users move an active call seamlessly between a phone and a desktop.
We have seen consumer messaging ecosystems try this bridge before. As noted by MacRumors and Tbreak, Apple introduced a similar play back in iOS 15, allowing Windows and Android users to join FaceTime calls via a web browser link as long as an Apple user hosted the session and approved them from a waiting room. However, WhatsApp has a vastly larger cross-platform footprint than FaceTime, and removing the 40-minute or 60-minute caps common on free tiers of competing meeting platforms—while supporting up to 32 people with screen sharing—makes it a surprisingly capable fallback for small teams and freelancers.
Outlook and Google Calendar Plug-Ins Are Next
If browser guest links and screen sharing weren't enough of a hint that Meta is eyeing the territory of Zoom, Google Meet, and Microsoft Teams, the company's upcoming roadmap seals it.
Meta announced that later in 2026, WhatsApp will roll out calendar integrations. Using dedicated plug-ins, hosts will be able to schedule and launch WhatsApp calls directly from Microsoft Outlook or Google Calendar invites. Just like ad-hoc links, those calendar links will work for any invitee on a computer browser, whether they have a WhatsApp account or not.
For Windows users who live inside Outlook all day, that upcoming integration could eliminate a lot of friction when scheduling calls with external clients or relatives who don't use the same software stack. If you want to test guest calling right now, keep an eye on the Calls tab in your WhatsApp mobile app or web client as the rollout progresses starting October 14, 2026.
Section Summary: Building on its July 2026 web-calling upgrade, WhatsApp is positioning itself as a lightweight desktop conferencing alternative, with Microsoft Outlook and Google Calendar plug-ins scheduled to arrive later in 2026.