Every call captured.
Every buyer converted.
Hundreds of marketplaces rely on Callr’s API-based communications platform to connect buyers and sellers.
Handling 2.5 million calls daily for 300+ companies
Why marketplaces rely on Callr
Generate leads
Drop a unique tracked number on every listing. Capture the caller, route them to the seller, push the lead to your CRM.
Convert more buyers
Qualify callers with AI before the seller picks up. Whisper the listing context. Surface the highest-intent buyers first.
Prove ROI to advertisers
Tell sellers exactly which channel drove which call, and which call became a lead. The numbers they keep asking for.
Capture every phone lead. Across every listing.
A unique tracked number for every listing. A click-to-call button on every page. Coverage across 220+ countries on infrastructure we own. The phone channel becomes a measurable, attributable acquisition source.
Unique phone numbers
A dedicated tracked number per listing, per region, per campaign. Provision in seconds across 220+ countries. Mobile, fixed, premium — your call.
Click-to-call
One tap on mobile, one click on desktop. Connect the buyer to the seller in under a second — with full call attribution flowing back to your CRM and ad platforms.
Give advertisers the numbers they keep asking for.
For every call: which channel drove it, which listing it came from, what the buyer was looking for, whether it converted. Pushed back into Google Ads, GA4, your CRM, your BI — the moment the call ends.
Call tracking
Tie every inbound call to a source, a campaign, a listing. Whisper the context to the seller as the call connects.
Capture data
Transcripts, AI summaries, sentiment, intent, satisfaction — every conversation turned into structured data your product, marketing, and BI teams can actually use.
Help sellers spot the buyers worth calling back.
Surface high-intent callers first. Trigger automated follow-ups to the rest. Move every conversation forward without a rep having to remember it.
Prospect prioritization
Auto-enrich incoming callers with CRM data and third-party intent signals before the rep picks up. The hot leads are obvious.
Lead nurturing
Auto-trigger SMS recaps and email follow-ups the moment a call ends. Keep every prospect warm without a rep having to chase them.
Plug it into Salesforce, HubSpot, Google, or your in-house BI.
Native connectors. SDKs in every major language. Webhooks for everything that moves. Every call, transcript, and intent signal flows back into the tools your team already uses — the moment the call ends.
What our customers said
“Call tracking is greatly appreciated by our clients. It's increased awareness of our brand and the trust that our clients have in our services.”
Dassin Bidouzo
Chief Digital Officer at Bien’Ici
“We have worked with Callr since the beginning and our businesses have grown together. We appreciate their responsiveness and their ability to continue evolving their API.”
Yannick Fauchille
Co-founder of Business Lead
“With Callr, we can easily prove ROI to our clients without wasting time manually looking for various data sources.”
Julien Balmont
Co-founder and CTO of Zenchef
“Being able to integrate Callr as a white label solution in our applications lets us provide better, richer designs for our clients. We know Callr’s API is clear and reliable, and we’ve always been satisfied with their customer support team.”
Philippe Poirey
CEO of IpsoSenso
Discover how Callr can help you get more from your conversations
Customer
Experience
Use Callr’s API to automatically engage with your customers when and how they need it, at scale.
Sales
Enablement
Identify high-value callers, share crucial prospect information to your sales team, and seal the deal.
Data Intelligence
Automatically analyze all your voice and message conversations with AI and get crucial insights about your customers
We own our network
Global coverage
Order numbers in just one click in over 220 countries, including premium, vanity or toll-numbers.
Encrypted and secure
We offer state-of-the-art data encryption with HTTPS, SIP TLS & SRTP.
Reliable network
With multiple data centers and servers around the world, we offer a robust service you can rely on.
Registered carrier
We operate our own network for better performance, localization and support.
