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inogen.com

12 technologies
VerifiedGrowingVisit157.6K/mo$356M96112 Tech25 Leads
Deep Dive

Inogen: The Oxygen Empire Built on Hardware

Why a portable oxygen concentrator company is a tech investment thesis

Inogen isn't just selling air; they are selling freedom to a captive market. By disrupting the century-old oxygen tank model with portable concentrators, they've turned a medical necessity into a consumer lifestyle product, generating over $355M in revenue. But the real story is how they scaled hardware in a software-obsessed world.

$355.6M
Annual Revenue
961
Employees
31K+
Backlinks
3.9★
Trustpilot (3.8k reviews)

"Inogen didn't just build a better oxygen tank; they built the 'iPhone' for respiratory care."

The Direct-to-Patient Disruption

Historically, oxygen therapy was a rental game dominated by regional suppliers with clunky tanks. Inogen flipped the script by targeting the end-user directly. With 34% direct traffic and a brand search volume of 9,050 monthly queries, they've achieved what most medical device companies fail to do: build a consumer brand that people actually search for by name.

The B2B2C Hybrid Model

While they champion direct-to-consumer (DTC), their 961 employees and $73.3M in funding indicate a heavy investment in the HME (Home Medical Equipment) provider channel. They aren't ignoring the medical establishment; they are co-opting it. The strategy is clear: capture the patient's desire for mobility, then fulfill it through the insurance-friendly provider network.

  • SEO Dominance: Ranks for high-intent keywords like 'inogen at home oxygen concentrator' (550 volume).
  • Tech Stack: Uses modern web tech (Tailwind, PWA) to ensure a frictionless conversion path.
  • Market Position: With ~1M monthly visits, they are the clear category king in portable oxygen.

The company's tech stack reveals a focus on user experience and data tracking (Google Analytics, Clarity, Zendesk). They aren't relying on legacy systems; they are treating their web presence as a high-performance sales engine. However, the 3.9/5 Trustpilot rating suggests that the operational complexity of shipping medical hardware still presents friction points that pure software companies don't face.

They don't rely on legacy insurance billing alone.
They prioritize mobility and lifestyle marketing.
They don't ignore the direct-to-consumer channel.
They build tech-forward hardware that feels like consumer electronics.

The Verdict: A Hardware Unicorn

Inogen proves that vertical integration + DTC = Defensible Moat

What tech stack does Inogen use?

24 detected
Cloud & Hosting1
Marketing Automation1
Customer Support1
Analytics & Marketing2
Web Standards1
JavaScript Libraries3
Tracking & Analytics12
G
Google Analytics
M
Microsoft Clarity
H
HubSpot
G
Google APIs
A
Amazon CloudFront
G
Google Tag Manager
H
HubSpot
G
Google Analytics
M
Microsoft Clarity
G
Google Static
A
Analytics Service
B
Bing

How much traffic does Inogen get?

Traffic & Engagement

134.9K
Monthly Visits
+0.8%
2.5
Pages/Visit
2:23
Avg. Duration
43%
Bounce Rate
Monthly Traffic Trend-16%
160.5K
Oct 2025
Oct
133.8K
Nov 2025
Nov
134.9K
Dec 2025
Dec

Rankings

#248,410
Global Rank
#68,672
United States Rank
Healthcare
Category

Backlinks & Authority

31.4K
Backlinks
3.4K
Ref. Domains
43
Authority Score
Low
Penalty Risk
Backlinks Trend-48%
60.2K
Jul 2025
Jul
50.1K
Aug 2025
Aug
37.7K
Sep 2025
Sep
33.8K
Oct 2025
Oct
32.3K
Nov 2025
Nov
31.4K
Dec 2025
Dec

Search Traffic

Organic
94.3K
Paid
11.5K

Top Organic Keywords

#1inogen
18,100 vol17.4%
#1inogen one g5
5,400 vol5.2%
#1inogen oxygen concentrator
3,600 vol3.5%
#2portable oxygen concentrator
27,100 vol2.7%
#1inogen g5
2,400 vol2.3%

Where is Inogen's audience located?

🇺🇸United States83.5%
🇳🇱Netherlands8.8%
🇵🇪Pe2.4%
🇧🇪Belgium1.7%
🇦🇺Australia0.6%

Device Distribution

Desktop30.6%
Mobile69.4%

What keywords does Inogen rank for?

5 keywords
1inogen9.1K vol$8.02
2inogen oxygen720 vol$7.96
3inogen one170 vol
4inogen rove 41.4K vol
5inogen at home oxygen concentrator550 vol

How is Inogen's SEO?

Meta Tags

title60 chars

Portable Oxygen Concentrator for HME Providers | Inogen, Inc

description159 chars

Learn how Inogen, leaders for the best portable oxygen concentrators, can help HME providers! Leading the way in the development of portable oxygen technology.

og:title

Inogen, Inc

languageEN

H1 Tags

h1Inogen, Inc. - Provider site

What is Inogen's revenue?

$356M
Annual Revenue
961
-3%
Employees
$370K
Revenue/Employee
$73M
Total Funding
$700M
Valuation
Goleta, United States
Headquarters

Who works at Inogen?

Loading leads...

What do customers think of Inogen?

Inogen

Inogen

3.9
3,857 reviews
✓ Claimed

Categories

Oxygen Equipment Supplier#2Mobility Equipment Supplier#17

Activity & Engagement

Reply Rate
96.55172413793103%
Avg. Reply Time
4.0 days
Claimed Date
10/18/2018

Contact Information

Address:
859 Ward Drive
Goleta, US

Reviews (20)

Filter by rating:
Becky Smith
1/15/2026
🇺🇸 United States1 reviewsOrganicUnverified
Experience date: 1/14/2026
Great customer service this month.

I have been a customer since 2014. I had an issue with my new Inogen One G5. The company responded within 12 hours to resolve my issue as best they could. I was very impressed with their compassion and prompt service.

Cliff Bruce Barton
1/13/2026
🇺🇸 United States1 reviewsBusinessGeneratedLinkVerified
Experience date: 1/1/2026
Sales person was great

Sales person was great. I have the oxygen conentrator for home. I would have wished the on/off button was larger and more pronounced (bulge up more) because with my older oxygen concentrator I did not have to turn on the light to turn it on or off, but I do now.

Raymond Christian
1/11/2026
🇺🇸 United States1 reviewsBusinessGeneratedLinkVerified
Experience date: 1/11/2026
All are good to use

All is reel easy to use

Patricia Flaherty
1/5/2026
🇺🇸 United States5 reviewsBusinessGeneratedLinkVerified
Experience date: 1/5/2026
I opted to purchase not rent the Inogen…

I opted to purchase not rent the Inogen machine, I have a 2 1/2 hour battery and a four hour battery. I wish that they had a little bigger battery for airline traveling.

Company Response1/8/2026

Thank you for reaching out, we appreciate your feedback! You can reach our Customer Care 877-466-4364 during our business hours, Monday-Friday, 7a-7p CST. Best regards, Customer Care Center

Estelle St. Clair
1/5/2026
🇺🇸 United States1 reviewsBusinessGeneratedLinkVerified
Experience date: 12/22/2025
I had a problem with my Rove 4 and they…

I had a problem with my Rove 4 and they were very expedient in replacing my unit with a new one. No run around or questions asked I was informed to watch UPS for delivery of the new one.

Company Response1/8/2026

Thank you for reaching out, we appreciate your feedback! You can reach our Customer Care 877-466-4364 during our business hours, Monday-Friday, 7a-7p CST. Best regards, Customer Care Center

Frequently Asked Questions about Inogen

What is Inogen's Revenue?
Inogen generates approximately $356M in annual revenue. With 961 employees, that's $370,010 per employee. The company has raised $73M in total funding.
What does Inogen do?
Learn how Inogen, leaders for the best portable oxygen concentrators, can help HME providers! Leading the way in the development of portable oxygen technology.
How fast is Inogen growing?
Inogen has grown by 0.8% in the last 6 months according to traffic data. employee count has changed by -3% year over year.
How do people interact with Inogen?
When visiting Inogen, visitors view an average of 2.5 pages per visit, and spend around 2:23 on the site, and the bounce rate is 43.3%.
How do people find Inogen?
29.0K people (22%) visit Inogen directly. 94.3K (70%) find them through organic search. 11.5K (9%) come through paid advertising.
Who uses Inogen?
Inogen's top market is United States with 112.6K visitors (83.5%). Netherlands is 2nd with 11.9K (8.8%). Peru is 3rd with 3.2K (2.4%).
What technologies does Inogen use?
Inogen uses 12 technologies across their website including Fonts, Cloud & Hosting, Marketing Automation. Key technologies include Google Fonts, AWS CloudFront, HubSpot.
Who are Inogen's competitors?
Inogen's main competitors include OxyGo, CAIRE, Philips. These companies operate in similar markets and compete for the same customer base.
What do customers think of Inogen?
Inogen has a Trustpilot score of 3.9 out of 5 (4 stars) based on 3,857 customer reviews.

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What are Inogen's key pages?

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About inogen.com

Learn how Inogen, leaders for the best portable oxygen concentrators, can help HME providers! Leading the way in the development of portable oxygen technology.

Company Overview

inogen.com
Website
health
Industry
#259,941
Global Rank
157.6K
Monthly Visitors
12
Technologies
25+
Employees

inogen.com Key Pages

Contact inogen.com

Technology Stack

inogen.com uses 12 technologies across their website including Google Fonts, AWS CloudFront, HubSpot, and more.

Fonts

Google Fonts

Cloud & Hosting

AWS CloudFront

Marketing Automation

HubSpot

Customer Support

Zendesk

Analytics & Marketing

Clarity, Google Analytics

Web Standards

PWA

Traffic & Audience

157.6K
Monthly Visits
52%
Bounce Rate
2.3
Pages/Visit
1:32
Avg. Duration

inogen.com receives approximately 157.6K monthly visitors and ranks #259,941 globally. The website has a bounce rate of 52% with visitors viewing an average of 2.3 pages per visit. Users spend an average of 1:32 on the site.

The majority of inogen.com's traffic comes from undefined, undefined, .

Frequently Asked Questions

What is inogen.com?
Learn how Inogen, leaders for the best portable oxygen concentrators, can help HME providers! Leading the way in the development of portable oxygen technology.
What technologies does inogen.com use?
inogen.com uses 12 technologies including Google Fonts, AWS CloudFront, and 6 more. View the full tech stack analysis above.
How do I contact inogen.com?
You can contact inogen.com through their contact page.
How popular is inogen.com?
inogen.com receives approximately 157.6K monthly visitors and ranks #259,941 globally. Traffic is growing by 10.3% month-over-month.

Related Searches

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This page provides publicly available information about inogen.com. Data is collected from various public sources and may not always be up to date. For the most accurate information, please visit inogen.com directly at https://inogen.com.