Thinklabs
Thinklabs Medical LLC, founded in 1991 and based in Centennial, Colorado, designs and sells FDA-cleared digital stethoscopes using proprietary Electromagnetic Diaphragm technology, serving clinicians, students, telemedicine practitioners, veterinarians, and AI researchers across 50+ countries via direct-to-consumer online sales.
- Company typePrivate
- Founded1991
- HeadquartersCentennial, United States
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What Thinklabs does
Thinklabs Medical LLC is a privately held medical device company founded in 1991 by Caltech electrical engineer Clive Smith and headquartered in Centennial, Colorado. The company designs and manufactures digital stethoscopes built around a proprietary Electromagnetic Diaphragm transducer that detects diaphragm vibration via a high-intensity electric field and converts acoustic pressure changes into an electrical signal, preserving authentic stethoscope acoustics while enabling electronic amplification, frequency filtering, and digital output. Its flagship product, the Thinklabs One Digital Stethoscope (launched 2011), offers 100x audio amplification, five precision frequency filters, a rechargeable battery with 100-120 patient capacity per charge, and connectivity to headphones, hearing aids, USB audio adapters, and major telemedicine platforms. The legacy ds32a line was discontinued in November 2019, though spare parts remain available.
The company's product portfolio centers on the Thinklabs One hardware, supplemented by accessories (Y One headset, Thinklink Mobile Kit, proprietary earbuds, USB audio adapters, chargers, carrying cases), bundled solutions (a $558 Telemedicine Kit), and software (the free Thinklabs Wave iOS app for recording and spectrogram analysis, plus integration with the eMurmur App). All diagnostic products are FDA 510(k) cleared as Class II devices since 2004. Thinklabs sells exclusively direct-to-consumer through its own e-commerce storefront (store.thinklabs.com) and ships internationally to 50+ countries across 7 continents, with targeted exclusions. Revenue is generated through one-time hardware purchases ($499 base unit, with accessories ranging from $9.99 to $65) and a $98 service and repair offering; there is no disclosed recurring software or subscription revenue stream.
Thinklabs targets primary care physicians, specialists (cardiology, pulmonology), nurses, medical students and educators, telemedicine practitioners, veterinarians, hard-of-hearing clinicians, and AI/research customers. The company remains bootstrapped with 1-10 employees, no external institutional funding, and a founder-led operating model. Customer acquisition relies on direct website sales, a YouTube-hosted heart and lung sound library, social media presence, and a small business development function, with student pricing and PayPal financing available to expand accessibility. The company is listed among top players in the intelligent/smart stethoscope market projected to grow from $1.5B to $3.8B at a 10.5% CAGR through 2030.
Thinklabs firmographics
Firmographics- Name
- Thinklabs
- Legal name
- Thinklabs Medical LLC
- Website
- https://thinklabs.com
- Company type
- Private
- Founded year
- 1991
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Thinklabs Medical LLC, founded in 1991 and based in Centennial, Colorado, designs and sells FDA-cleared digital stethoscopes using proprietary Electromagnetic Diaphragm technology, serving clinicians, students, telemedicine practitioners, veterinarians, and AI researchers across 50+ countries via direct-to-consumer online sales.
- Ownership category
- akta.pro rank
Thinklabs industry classification
Industry- Product category
- Digital Stethoscopes
- NAICS
- Electromedical and Electrotherapeutic Apparatus Manufacturing (334510)
- SIC
- Electromedical & Electrotherapeutic Apparatus (3845)
- akta.pro primary industry
- Connected Medical Devices & Wearables (Sensors, Patches, Implantables) (HLACAPAB)
Keywords
Where Thinklabs is headquartered
LocationHeadquarters
- HQ city
- Centennial
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Thinklabs business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Supply Chain, Operations, Personnel, Marketing or Sales, Infrastructure
Revenue model
- Digital Stethoscope Hardware Sales: One-time purchase of Thinklabs One digital stethoscope at $499. The device is a reusable medical instrument with rechargeable battery, eliminating ongoing consumable costs.
- Accessories and Replacement Parts: Sale of accessories including earbuds, chargers, cables, carrying cases, and replacement parts. Products range from $9.99 (spare diaphragms) to $65 (earbud headphones).
- Service and Repair: Stethoscope service and repair offered at $98. Y headset service also available. Includes evaluation and restoration.
- Telemedicine Kit Bundles: Pre-configured telemedicine kits combining stethoscope with necessary connectivity accessories at $558, available in multiple colors.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Pay-as-you-go | Thinklabs One Digital Stethoscope - Base model |
| One time/ perpetual license | Pay-as-you-go | Telemedicine Kit - Bundled solution |
| Unit Pricing | Pay-as-you-go | Service and Repair |
| One time/ perpetual license | Pay-as-you-go | Student Pricing |
Go-to-market motion1 record
Distribution channels3 records
Marketing channels7 records
Thinklabs product offering
Product offeringCore offering
Thinklabs designs, manufactures, and sells the Thinklabs One Digital Stethoscope, an electronic stethoscope that uses proprietary Electromagnetic Diaphragm technology to deliver 100x audio amplification, five frequency filters, and digital connectivity for clinical auscultation and telemedicine. The portfolio includes the flagship stethoscope, the Y One headset accessory, earbuds, USB audio adapters, the Thinklink Mobile Kit, a bundled Telemedicine Kit, and the free Thinklabs Wave mobile app for recording, sharing, and analyzing auscultation sounds.
Product overview
Thinklabs is a medical device company specializing in digital stethoscopes, founded in 1991 by Clive Smith (Caltech Electrical Engineering graduate). The company's flagship product is the Thinklabs One Digital Stethoscope, a revolutionary device that eliminated the traditional hollow tube design in favor of an electronic form factor with 100x audio amplification and precision frequency filtering. The product portfolio centers on the Thinklabs One (current flagship) and the legacy ds32a series, supported by accessories including the Y One headset adapter, Thinklink Mobile Kit, proprietary earbuds, USB audio adapters, and charging solutions. Software offerings include the free Thinklabs Wave mobile app for sound recording/analysis and the eMurmur App integration. The company also offers bundled Telemedicine Kits combining hardware and accessories for telehealth applications. All products utilize Thinklabs' proprietary Electromagnetic Diaphragm technology and have been FDA cleared as Class II diagnostic devices since 2004.
Differentiator
Problem solved
Functional benefit
Products and services
- Thinklabs One Digital Stethoscope Flagship electronic stethoscope using proprietary Electromagnetic Diaphragm technology with 100x audio amplification, 5 precision frequency filters, rechargeable battery (100-120 patients per charge), and connectivity via USB, Bluetooth transmitter, or 3.5mm audio cable. FDA 510(k) cleared Class II diagnostic device. Priced at $499 USD.
- Y One Stethoscope Headset Accessory headset that transforms the Thinklabs One into the traditional stethoscope form factor while providing enhanced bass for auscultation, single-cable connection to computers, smartphones, and tablets, and combined stethoscope and voice communications for telemedicine.
- Thinklink Mobile Kit Mobile connectivity accessory kit enabling connection between the Thinklabs One digital stethoscope and mobile devices for telemedicine applications and mobile auscultation recording.
- Telemedicine Kit Complete bundled telemedicine solution including the Thinklabs One digital stethoscope, USB audio adapter, audio splitter cable, earbuds, and carrying case. Available in Silver, Blue, and Black. Priced at $558 USD.
- Thinklabs Earbud Headphones (Deep Bass) Proprietary earbud headphones optimized for auscultation with enhanced bass response for clearer heart and body sounds. Includes small, medium, and large ear tips.
- Telemedicine Accessories Kit USB audio adapter and splitter combination for telemedicine and telehealth setup, priced at $59 USD, enabling the Thinklabs One to interface with computers and conferencing platforms.
- Thinklabs Wave App Free iOS mobile application for recording, playback, editing, annotation, and sharing of auscultation sounds. Includes Body View for anatomical sound location mapping, spectrogram visualization, and cloud-based sound library access.
- eMurmur App Integration Auscultation application integrated with Thinklabs One for enhanced clinical diagnostics, including heart sound analysis capabilities for clinicians.
- Stethoscope Service and Repair Factory service and repair for Thinklabs digital stethoscopes, including evaluation and restoration. Standard stethoscope service priced at $98 USD.
- Thinklabs ds32a/ds32a+ Digital Stethoscope (Legacy) Previous-generation digital stethoscope model with traditional stethoscope form factor, using Electromagnetic Diaphragm technology for enhanced audio quality. Discontinued as of November 2019, with spare parts still available.
Quantifiable outcome
- 100x audio amplification compared to conventional stethoscopes
- +3 more outcomes
Companies that use Thinklabs
Customer profileNamed customers2 records
Segments8 records
Ideal customer profiles5 records
Thinklabs technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration12 records
AI capability2 records
Feature7 records
Thinklabs partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Intelligent Stethoscope Market (Verified Market Reports)minorThinklabs Medical LLC is listed among top companies in the Intelligent Stethoscope (Smart Stethoscopes) Market analysis by Verified Market Reports, which projects market growth from USD 1.5 billion to USD 3.8 billion at 10.5% CAGR.
Scale indicators4 records
Recent moves6 records
Expansion highlights5 records
Thinklabs competitors and assessment
Company assessmentDirect peers
- Eko Health: Eko is the leading venture-backed digital stethoscope company, offering the CORE and DUO stethoscopes with embedded AI for cardiac and pulmonary analysis, plus telehealth and EHR integrations. It competes head-to-head with Thinklabs One on amplification, filtering, and telemedicine capability, but layers AI-driven software on top.
Broad incumbents
- 3M Littmann: Littmann is the dominant premium stethoscope brand globally and has entered the digital category with the CORE Digital Stethoscope. Thinklabs competes for the same clinician buyer but lacks Littmann's distribution scale, brand equity, and color/model breadth across acoustic devices.
- Welch Allyn (Hillrom / Baxter): Welch Allyn, now part of Baxter via Hillrom, manufactures diagnostic instruments including electronic stethoscopes used in clinical settings. It overlaps with Thinklabs on hospital/clinical auscultation but is a much broader patient-monitoring portfolio company rather than a stethoscope specialist.
- Cardionics (3B Scientific): Cardionics, now part of 3B Scientific, is a long-established auscultation brand spanning digital stethoscopes and simulation/training products. It overlaps with Thinklabs on digital auscultation hardware and shares the medical-education customer segment that Thinklabs also targets.
Emerging players
- StethoMe: StethoMe is a Poland-based AI stethoscope company focused on home and pediatric pulmonary screening. It targets similar auscultation use cases and AI-driven sound analysis as Thinklabs' research/AI segment but with a different commercial model (home use, smartphone-based).
- HD Medical Group: HD Medical produces FDA-cleared intelligent digital stethoscopes with embedded cardiac murmur and arrhythmia detection. It competes with Thinklabs on amplified, filtered digital auscultation but adds on-device AI screening — a software capability Thinklabs does not natively offer.
- Rijuven: Rijuven develops digital auscultation and cardiac screening devices aimed at primary care and pediatrics — segments where Thinklabs is also active. The overlap is in connected electronic stethoscopes, though Rijuven emphasizes screening workflow integration rather than raw audio fidelity.
Others
- A&D Medical: A&D Medical is a broader connected-health device manufacturer (blood pressure monitors, etc.). It is adjacent rather than directly competitive, but operates in the same clinician-facing connected-device category and shares distribution channels relevant to Thinklabs' institutional ambitions.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Thinklabs social profiles
Digital presenceThinklabs compliance and trust
Trust signalCompliance1 record
Thinklabs financial estimates
Financial estimateRevenue estimate
Valuation estimate
Thinklabs leadership team
Management profileNumber of profiles
Profiles2 records
Thinklabs funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Thinklabs M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Thinklabs
What does Thinklabs do?
Thinklabs designs, manufactures, and sells the Thinklabs One Digital Stethoscope, an electronic stethoscope that uses proprietary Electromagnetic Diaphragm technology to deliver 100x audio amplification, five frequency filters, and digital connectivity for clinical auscultation and telemedicine. The portfolio includes the flagship stethoscope, the Y One headset accessory, earbuds, USB audio adapters, the Thinklink Mobile Kit, a bundled Telemedicine Kit, and the free Thinklabs Wave mobile app for recording, sharing, and analyzing auscultation sounds.
Is Thinklabs a public or private company?
Thinklabs is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Thinklabs founded?
Thinklabs was founded in 1991. It employs 1 to 10 people.
Where is Thinklabs based?
Thinklabs is headquartered in Centennial, United States, in the North America region.
How does Thinklabs make money?
Four revenue lines are on record. Digital Stethoscope Hardware Sales are the primary driver. The others are accessories and Replacement Parts, service and Repair and telemedicine Kit Bundles.
Who are Thinklabs's main competitors?
Eko Health is listed as a direct peer. Broad incumbents are 3M Littmann, Welch Allyn (Hillrom / Baxter) and Cardionics (3B Scientific). Emerging players are StethoMe, HD Medical Group and Rijuven. A&D Medical is listed as an others.
Does Thinklabs have an API?
No public API is recorded for Thinklabs.
What industry is Thinklabs in?
Thinklabs's product category is Digital Stethoscopes. Its primary akta.pro industry code is HLACAPAB, Connected Medical Devices & Wearables (Sensors, Patches, Implantables). Its NAICS code is 334510 and its SIC code is 3845.