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645 Ventures | RoundOS

01 · Free data roomBuild, share and track important documents.

Data room analytics Document Analytics Pitch Deck Tracking Secure sharing Permissions NDA & agreements Watermarking Versions Branding

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02 · AI Fundraising CRMRun the work between investor meetings.

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View all Operator features →

See it workingOpen a live roomWalk a real RoundOS room.

Pricing Security

Deal rooms

Startups Venture capital M&A data room Investor relations

Beyond fundraising

Sales deals Board documents Due diligence Real estate

Fundraising

Fundraising hub Pre-seed Seed Series A

Learn

Blog Funding Customer stories Investor room template

Compare

All alternatives Best free data rooms Best DocSend alternatives Digify alternative iDeals alternative

Free tools & templates

Calculators and fundraising tools. No signup.

SAFE, dilution, runway, pipeline coverage, investor fit.

Sign inExploreData Room AI Fundraising CRM Pricing Security Document Analytics Pitch Deck TrackingData Room featuresData room analytics Secure sharing Permissions NDA & agreements Watermarking Versions BrandingUse casesFundraising hub Startups Venture capital M&A data room Investor relations Sales deals Board documents Due diligence Real estate Pre-seed Seed Series AOperatorToday & next moves Follow-up Investor research Investor CRM Investor updates Imports & sourcesMoreCustomer stories All alternatives Best free data rooms Investor room template Free tools Blog Funding Integrations

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6V

645 Ventures

Activity from announced rounds

Activity in this selection View all activity

Activity in this selectionConsumer

Rounds participated in: 2
Confirmed lead rounds: —
New companies: 2
Funding in participating rounds: $54.7M

By stage

Seed2

By primary sector

AI1

Fintech1

By country

United States2

Rounds

2 in this selection

Aug 4

Automatically moves idle cash into higher-yield accounts and back before bills are due

Role not disclosed

Jul 28

AI voice platform for expressive real-time text-to-speech, voice cloning, and voice agents

$52MSeed

Role not disclosed

1–2 of 2

Most frequent co-investors

20VC1 shared 359 Capital1 shared Alphalist Partners1 shared Capital Today1 shared Carya Venture Partners1 shared Coreline Ventures1 shared HF01 shared Jag Duggal1 shared Parable1 shared Play Time1 shared

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RoundOS

A free data room for modern deals, with an AI operator that runs the fundraise.

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Fundraising hub Pre-seed fundraising Seed fundraising Series A fundraising Fundraising follow-up Investor research Investor updates Integrations

04 · Use cases

Startup data room VC and LP data room M&A data room

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Investor relations

Sales data room

Board documents

Real estate data room

05 · Free tools

All free tools SAFE calculator Dilution calculator Runway calculator Pipeline coverage Investor fit checker Follow-up generator Round leak audit

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