Run high-volume outbound calls from anywhere in the world — with US-only dialing, smart lead filtering, recordings, and automation built in.
Trusted by innovative teams worldwide
No APIs, no complex integrations. Just upload your list and let our agents handle the rest.
Forget complex APIs. Simply upload your .xlsx or .csv lead list. We handle the dialing and return an enriched file with recordings, transcripts, and lead scores.
Stop paying $0.08/min. We offer the industry's lowest rate at $0.03/minute with no monthly subscription fees. You only pay for what you use.
Don't waste your sales team's time on dead leads. Our AI agents qualify prospects, detect voicemails, and filter your list so you focus only on warm opportunities.
Experience the power of our AI agents directly in your browser.
Experience a real-time conversation demo
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No subscriptions. No hidden fees. Start with 100 free minutes, then top up anytime.
Sign up & verify your phone to receive:
($0.033 / min)
($0.030 / min)
At Kolz, we believe that high-volume communication shouldn't mean low-quality interactions. We've built the world's most robust infrastructure for outbound calling, designed specifically to help businesses scale their reach without sacrificing reliability.
Whether you're dialing 300 leads or 3 million, our platform adapts to your needs instantly, providing crystal-clear routes and intelligent filtering that keeps your operations efficient.
Have questions about volume pricing or custom integrations?
Email us
sales@kolz.ai
Support (24/7)
Chat with us
HQ
India
Everything you need to know about getting started with Kolz Bulk.