
About Custos
We are a dedicated team of innovators, developers, and problem-solvers backed by some of the world’s best investors.

About Custos
We are a dedicated team of innovators, developers, and problem-solvers backed by some of the world’s best investors.

About Custos
We are a dedicated team of innovators, developers, and problem-solvers backed by some of the world’s best investors.

About Custos
We are a dedicated team of innovators, developers, and problem-solvers backed by some of the world’s best investors.





Scout fund
Scout fund
Scout fund
Scout fund
Scout fund
Scout fund
Scout fund
Scout fund

AI-Powered
AI-powered solutions designed specifically for the unique needs of sales teams.

Scalable Solutions
Designed to grow with your business, offering flexibility and performance no matter the size of your operations.

Intuitive Design
No technical expertise required—our platform is built to be simple, intuitive, and ready to use from day one.
Write smarter emails without missing a beat.
Write smarter emails without missing a beat.
Write smarter emails without missing a beat.
Following up after a call shouldn’t mean digging through notes or switching tabs. With our real-time assistant, everything you need to write better emails is right there—inside your inbox.
Automatically transcribed context from the call lets you rephrase, expand, and fine-tune your message instantly. No more copy-pasting, no more tab-hopping—just smarter replies, right where you're already writing.
Following up after a call shouldn’t mean digging through notes or switching tabs. With our real-time assistant, everything you need to write better emails is right there—inside your inbox.
Automatically transcribed context from the call lets you rephrase, expand, and fine-tune your message instantly. No more copy-pasting, no more tab-hopping—just smarter replies, right where you're already writing.
Following up after a call shouldn’t mean digging through notes or switching tabs. With our real-time assistant, everything you need to write better emails is right there—inside your inbox.
Automatically transcribed context from the call lets you rephrase, expand, and fine-tune your message instantly. No more copy-pasting, no more tab-hopping—just smarter replies, right where you're already writing.




Less Time Writing, More Time Closing.
Less Time Writing, More Time Closing.
70%
less time spent writing follow-up emails after calls.
70%
less time spent writing follow-up emails after calls.
70%
less time spent writing follow-up emails after calls.
70%
less time spent writing follow-up emails after calls.
3x
faster follow-up speed when writing directly from your inbox.
3x
faster follow-up speed when writing directly from your inbox.
3x
faster follow-up speed when writing directly from your inbox.
3x
faster follow-up speed when writing directly from your inbox.
30%
higher engagement on follow-ups drafted using in-call context.
30%
higher engagement on follow-ups drafted using in-call context.
30%
higher engagement on follow-ups drafted using in-call context.
30%
higher engagement on follow-ups drafted using in-call context.
Get started with Custos
Your emails are valuable—find out how Custos can help you speed them up.
Join waitlist
Get started with Custos
Your emails are valuable—find out how Custos can help you speed them up.
Join waitlist
Get started with Custos
Your emails are valuable—find out how Custos can help you speed them up.
Join waitlist
Get started with Custos
Your emails are valuable—find out how Custos can help you speed them up.
Join waitlist