Inbox Zero
PrivateLast Round
Accelerator
May 1, 2025
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Inbox Zero operates in Enterprise Software. Its latest recorded funding round was an Accelerator round in May 2025.
Inbox Zero is a business/productivity software company that provides an AI-powered email management platform for inbox organization, automated sorting, and reply drafting.
Sector
Enterprise Software
Verticals
Enterprise Communication, NLP & Conversational AI, Workflow Automation
Business Model
B2B
Customer Profile
Subscription SaaS
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Inbox Zero Comparables
Compare Inbox Zero with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Clean Email | 88% | |
| Cora | 84% | |
| Mode Inc. | 83% |
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Inbox Zero Funding Rounds
Historical fundraising activity
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Key People
Founding team and executive leadership
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Inbox Zero Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| TinySeed | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 27, 2026
Monthly visitors increased 53% MoM.
- Jan 21, 2026
Monthly visitors grew 44% MoM, from 34.5K to 49.6K.
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Inbox Zero Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Inbox Zero's valuation, stock price, and market status.
Is Inbox Zero a public or private company?
Inbox Zero is a private company.
What is the current stock price of Inbox Zero?
Inbox Zero is a private company, so its shares have no public market price. Caplight tracks Inbox Zero's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Inbox Zero worth (valuation)?
Valuation information for Inbox Zero is not publicly available.
Can I buy Inbox Zero stock?
Inbox Zero shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Inbox Zero's last funding round?
Inbox Zero's most recent funding round was Accelerator on May 1, 2025.
Who are the main investors in Inbox Zero?
Key investors in Inbox Zero include TinySeed.
Will Inbox Zero IPO soon?
No public IPO plans have been announced for Inbox Zero.
How can I track Inbox Zero secondary market activity?
Caplight tracks bids, offers, and trades in Inbox Zero's shares on secondary markets.