5 items
Siperb is a SIP to WebRTC Proxy, allowing you to make and receive calls from your PBX (like Asterisk) to your web browser. SIPERB turns your browser into a full-featured softphone. Make and receive VoIP calls directly from Chrome — no desktop app needed. Click any phone number on any webpage to dial instantly. Select a number and right-click to "Dial with SIPERB". The phone lives in Chrome's side panel, so it stays open while you browse. FEATURES ▸ Side panel softphone — always visible, never in the way ▸ Click-to-dial — intercepts tel: links on any website ▸ Right-click dialing — select any number, right-click, call ▸ Developer API — add ClickToDial() to your own site ▸ Works with any SIP/VoIP PBX via the SIPERB service Requires a SIPERB account. Phone must be open to make or receive calls.
Jun 24, 2026
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.