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flat.io
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flat.io

14 technologies
VerifiedVisit1.5M/mo$4M3414 Tech
Deep Dive

Flat.io: The Unsung Giant of Music Creation

How a 34-person team built a 1.5M monthly visit powerhouse in collaborative sheet music

While Silicon Valley chases AI hype, a 34-person team in Europe quietly built the most intuitive sheet music platform on the planet. Flat.io doesn't just compete with Sibelius or Finale—it renders them obsolete for the modern musician.

1.47M
monthly visits
34
employees
$3.9M
annual revenue
61%
direct traffic

"Flat.io proves that a focused team of 34 can out-execute enterprise software giants in a niche they abandoned."

The Silent Acquisition Channel

With 61% direct traffic and only 34% from organic search, Flat.io has achieved something rare: product-led virality. Teachers share links, students bookmark the login, and ensembles collaborate without ever touching a marketing funnel. This isn't SEO mastery—it's network effects in a creative vertical.

The Freemium Trap Avoided

Most music software dies in the freemium graveyard. Flat.io's $3.9M revenue on 1.5M monthly visits suggests a conversion engine that works. They don't hide features behind paywalls—they monetize the collaboration layer that schools and ensembles can't live without.

The real moat isn't the notation engine—it's the social fabric. When your orchestra's entire score library lives in Flat.io, switching costs become insurmountable. This is sticky B2B2C disguised as a simple web app, and it's working.

  • Web-first architecture beats desktop incumbents on accessibility
  • Collaboration is core, not a feature—real-time editing for bands and classrooms
  • API-first strategy: 227K backlinks suggest deep integration ecosystem
  • PWA tech stack means offline capability without app store friction
No native desktop app
Instant sharing via URL—no file attachments
Limited advanced engraving controls
Zero-install workflow for students on school Chromebooks
Smaller community than MuseScore
Built-in collaboration eliminates version control hell

The Future is Browser-Native

Flat.io's 227K backlinks and 61% direct traffic prove that when you solve a real pain point for a passionate community, distribution becomes automatic. The question isn't whether they'll scale—it's whether incumbents can ever catch up to their collaboration-first DNA.

What tech stack does Flat use?

14 detected
Security1
Cloud & Hosting1
Analytics & Marketing1
Performance1
Build Tools2
Frontend Frameworks1

How much traffic does Flat get?

Traffic & Engagement

1.4M
Monthly Visits
+15.6%
4.1
Pages/Visit
9:58
Avg. Duration
48%
Bounce Rate
Monthly Traffic Trend+2%
1.3M
Oct 2025
Oct
1.2M
Nov 2025
Nov
1.4M
Dec 2025
Dec

Rankings

#37,408
Global Rank
#14,117
United States Rank
Music
Category

Backlinks & Authority

227.1K
Backlinks
6.8K
Ref. Domains
48
Authority Score
Low
Penalty Risk
Backlinks Trend+69%
134.2K
Jul 2025
Jul
148.9K
Aug 2025
Aug
172.4K
Sep 2025
Sep
186.6K
Oct 2025
Oct
196.1K
Nov 2025
Nov
227.1K
Dec 2025
Dec

Search Traffic

Organic
306.6K

Top Organic Keywords

#1flat
49,500 vol35.5%
#1flat.io
12,100 vol8.7%
#1flat io
9,900 vol7.1%
#1sheet music maker
6,600 vol1.5%
#1partitur maker
4,400 vol1.0%

Where is Flat's audience located?

🇺🇸United States55.1%
🇯🇵Japan5.7%
🇨🇦Canada3.9%
🇩🇪Germany2.8%
🇵🇪Pe2.5%

Device Distribution

Desktop49.8%
Mobile50.2%

What keywords does Flat rank for?

5 keywords
1flat74.1K vol$0.45
2flat.io3.9K vol
3sheet music maker7.1K vol$1.27
4flat io3.2K vol$0.93
5music sheet maker2.9K vol$1.45

How is Flat's SEO?

Meta Tags

title51 chars

Online collaborative music notation software - Flat

description158 chars

Create, compose, collaborate, play, and print your sheet music using the world's simplest and most intuitive web-based music writing and composition software.

languageEN-US

H1 Tags

h1Create sheet music online

Schema Types

WebSiteOrganization

What is Flat's revenue?

$4M
Annual Revenue
34
17%
Employees
$116K
Revenue/Employee
London, UK
Headquarters

Who works at Flat?

Loading leads...

What do customers think of Flat?

Flat

Flat

3.8
9 reviews
✓ Claimed

Categories

Software Company#undefinedCloud Computing Service#undefined

Activity & Engagement

Reply Rate
100%
Avg. Reply Time
0.0 days
Claimed Date
12/10/2020

Contact Information

Address:
9th Floor, 107 Cheapside
London, GB

Reviews (9)

Filter by rating:
CatesVerified
8/17/2025
🇺🇸 United States9 reviewsFileUploadInvitationVerified
Experience date: 8/17/2025
Flat.io is wonderful for creating sheet music for songs

Flat.io is wonderful! Flat allows you to create musical scores with musical notation (you can keep it really simple, or you can make beautiful musical scores with full notation). Flat is simple to learn (when compared to other musical notation apps). You can create piano sheet music for your songs, for example. You can also create musical scores with multiple instruments, and have Flat play back your song, so you can be sure your notation is correct. Flat allows you to create a certain number of projects for free; after that, there is a low-cost monthly plan that allows you to continue using Flat. You can even work collaboratively with others in Flat; I've used that feature many times now and it works very well. I've really enjoyed this tool. I've been paying monthly for it for almost 4 years now, because I use it extensively as a songwriter and composer of music, and I have never been disappointed. My favorite thing about Flat, is how often they will update their app (and I never feel lost! they are great at making changes that are intuitive and helpful). They update the app frequently to improve it, based on user feedback.

Aryan Shrestha
2/15/2025
🇺🇸 United States2 reviewsFileUploadInvitationVerified
Experience date: 2/15/2025
Free and Easy

Free and Easy

Eric Pan
9/10/2021
🇨🇦 Canada2 reviewsOrganicUnverified
Very nice website

Very nice website

Company Response2/15/2025

Thank you for your positive feedback! We're delighted to hear that you're enjoying our website. If you have any suggestions or need assistance, please don't hesitate to contact us at [email protected]. Happy composing!

👍 1
Da Jupiter Gangsta
6/7/2021
🇦🇺 Australia6 reviewsOrganicUnverified
premium is worth it

premium is worth it I've mde some geat stuff

Company Response2/15/2025

Thank you for your enthusiastic feedback! We're thrilled to hear that you've been creating great music with our premium features. If you have any suggestions or need assistance, feel free to reach out to us at [email protected]. Happy composing!

👍 1
aceplayer
10/29/2020
🇬🇧 United Kingdom2 reviewsOrganicUnverified
Only 15 scores

It's alright, but one major problem is the fact that you can only upload 15 scores without upgrading. At least extend it to 50.

Company Response12/10/2020

Thank you for your review. Our free plan indeed includes a cloud storage of 15 scores and numerous free features. You can get unlimited cloud storage with a paying subscription. Alternatively, you can export your files to MusicXML on your device and re-open them with Flat when needed.

Frequently Asked Questions about Flat

What is Flat's Revenue?
Flat generates approximately $4M in annual revenue. With 34 employees, that's $116,000 per employee.
What does Flat do?
Create, compose, collaborate, play, and print your sheet music using the world's simplest and most intuitive web-based music writing and composition software.
How fast is Flat growing?
Flat has grown by 15.6% in the last 6 months according to traffic data. employee count has changed by 17% year over year.
How do people interact with Flat?
When visiting Flat, visitors view an average of 4.1 pages per visit, and spend around 9:58 on the site, and the bounce rate is 47.6%.
How do people find Flat?
1.1M people (78%) visit Flat directly. 306.6K (22%) find them through organic search.
Who uses Flat?
Flat's top market is United States with 755.9K visitors (55.1%). Japan is 2nd with 78.1K (5.7%). Canada is 3rd with 53.9K (3.9%).
What technologies does Flat use?
Flat uses 14 technologies across their website including Security, Cloud & Hosting, Analytics & Marketing. Key technologies include HSTS, Cloudflare, Matomo.
Who are Flat's competitors?
Flat's main competitors include Bungalow, House, Row House. These companies operate in similar markets and compete for the same customer base.
What do customers think of Flat?
Flat has a Trustpilot score of 3.8 out of 5 (4 stars) based on 9 customer reviews.

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About flat.io

Create, compose, collaborate, play, and print your sheet music using the world's simplest and most intuitive web-based music writing and composition software.

Company Overview

flat.io
Website
arts_and_entertainment
Industry
#36,385
Global Rank
1.5M
Monthly Visitors
14
Technologies

Technology Stack

flat.io uses 14 technologies across their website including HSTS, Cloudflare, Matomo, and more.

Security

HSTS

Cloud & Hosting

Cloudflare

Analytics & Marketing

Matomo

Performance

Lazy Loading

Web Standards

Twitter Cards, Open Graph, PWA

Build Tools

Vite, Webpack

Traffic & Audience

1.5M
Monthly Visits
40%
Bounce Rate
3.8
Pages/Visit
4:52
Avg. Duration

flat.io receives approximately 1.5M monthly visitors and ranks #36,385 globally. The website has a bounce rate of 40% with visitors viewing an average of 3.8 pages per visit. Users spend an average of 4:52 on the site.

The majority of flat.io's traffic comes from undefined, undefined, .

Frequently Asked Questions

What is flat.io?
Create, compose, collaborate, play, and print your sheet music using the world's simplest and most intuitive web-based music writing and composition software.
How much does flat.io cost?
You can view flat.io's pricing and plans on their pricing page. Visit their website for the most up-to-date pricing information.
What technologies does flat.io use?
flat.io uses 14 technologies including HSTS, Cloudflare, and 8 more. View the full tech stack analysis above.
How do I contact flat.io?
You can contact flat.io via email at [email protected].
What are flat.io's social media accounts?
flat.io is active on github, twitter, youtube, facebook, instagram. You can find links to all their social media profiles in the social section above.
Is flat.io hiring?
Check flat.io's careers page for current job openings and opportunities.
How popular is flat.io?
flat.io receives approximately 1.5M monthly visitors and ranks #36,385 globally.

Related Searches

flat.io pricingflat.io reviewsflat.io alternativesflat.io loginflat.io careerswhat is flat.ioflat.io tech stackflat.io contactflat.io vs competitorsflat.io featureshow to use flat.ioflat.io integrations

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