DFree Inc.
PrivateLast Round
Private Placement
Jul 15, 2025
Total Funding Raised
$24.02M
Company Overview
DFree Inc. is a health-tech company that develops and markets DFree, a wearable ultrasound device designed to monitor bladder fullness and predict urination needs for individuals with urinary incontinence.
Sector
Healthcare & Life Sciences
Verticals
Medical Devices, Health IoT, Sensors, IoT Hardware
Business Model
B2B
Customer Profile
Hardware + Subscription, Hardware Sales
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
DFree Inc. Comparables
Compare DFree Inc. with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| inContAlert | 82% | |
| MEDiThings Co., Ltd. | 82% | |
| Monit Corp. | 81% | |
DFree Inc. Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Private Placement | Jul 15, 2025 | ||||
| Debt | Mar 17, 2023 | ||||
| Series D | Mar 17, 2023 | ||||
| Series B | Nov 6, 2017 | ||||
| Debt | Mar 13, 2017 | ||||
Series A | Jul 4, 2016 |
DFree Inc. Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Hack Ventures | Seed, Grant |
| Revamp Corporation | Series A |
| iSGS Investment Works | Series A |
| Mizuho Capital | Series A |
| 株式会社日本政策金融公庫 | Debt, Series A |
| Nissay Capital | Series B |
| Daiwa Corporate Investment Co., Ltd. | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 22, 2026
Monthly visitors increased 44% MoM, reaching 3.6K.
- Mar 17, 2023
$7.5M round led by Maezawa Fund.
DFree Inc. Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about DFree Inc.'s valuation, stock price, and market status.