Studio Cassette

Reach 22.8PageRanker 58

Studio Cassette is a web design company based in Paris, France, in business since 2008. Its own home page scored 68 for mobile speed and 100 for access in our lab test on October 24, 2026, faster than 313 of the 450 firm sites we tested. Its websbz Score is 80 out of 100. Its Reach, a separate score, is 22.8.

Visit studiocassette.com See the Score

Home page of Studio Cassette at studiocassette.com

Our Read

Studio Cassette is a web studio with offices in Paris and Aix-en-Provence, active since 2008. It builds clean WordPress sites for public bodies, health groups and associations. Accessibility audits are one of its listed services.

What sets them apart. Builds WordPress sites without heavy page builders and offers RGAA and WCAG accessibility audits.

Best for. Public bodies and non profits in France.

Services

Création de sitesWordPress et maintenanceSEOAccessibilité RGAA/WCAGE-commerce solidaireApplications mobiles

Industries

Secteur publicSantéAssociationsSport

Our Lab Test of studiocassette.com

Mobile emulation, tested October 24, 2026. One run from our desk. Field data from real visitors can differ.

68Performance

100Accessibility

100Best Practices

100SEO Basics

Largest paint: 5.3 seconds
First paint: 2.9 seconds
Blocking time: 0 ms
Layout shift: 0.054
Page weight: 1.9 MB
Requests: 38

Proof of Work

CROUSSite institutionnel
Sport et VieSite de marque sportive
GatinelSite santé listé parmi les réalisations
BpifranceSite institutionnel listé parmi les réalisations
Saison Brésil France 2025Site institutionnel pour une saison culturelle
Institut Mines-TélécomSite institutionnel listé parmi les réalisations
Fédération Française de KaratéSite de fédération sportive
Cagnotte des ProchesSite de commerce en ligne listé parmi les réalisations

Clients They Name

France Assos SantéAPF France handicapCROUSUdaf 74KéranoveBpifranceGatinelWe AreSaison de la Lituanie en FranceSaison Brésil France 2025Fédération Française de KaratéGeneo CapitalSensile TechnologiesEugène ColorDegriffmacInstitut Mines-Télécom

Work

No verified client sites yet. Firms can submit their sites. We show and count only the ones whose live footer names the firm. Send your sites.

Signed Work

signed client sites found so far

We have not yet found a live client site with a Studio Cassette footer credit in our crawl of local business sites. Studios that sign their work, like Website by Studio Cassette, can claim this profile and send us the sites to count.

Search Authority

PageRanker Score, link authority from 0 to 100

Search services they sell

SEO, search engine optimization

The PageRanker Score reads the public link graph of the whole web. How it works.

websbz 2025 Look Back

Rank 20 with a Look Back score of 51.5 out of 100. Scored in October 2026 from 2025 archived copies of each firm’s site. It is a separate list and does not change the 2026 websbz Score.

Proof 15 of 30, openness 8 of 20, tenure 10.5 of 15, scaled to 100. Home page copy saved July 15, 2025. See the 2025 copy. Read the Look Back.

Reviews

No reviews yet. Worked with Studio Cassette? Be the first.

Reviews post right away after a spam and clean language check. See one that breaks the rules? Report it. Reviews and votes never change the websbz Score.

websbz Score

80websbz Score

Own Site QualityOur lab test of the firm’s own home page. Speed counts most, then access, then build and search basics.30.5/35
Proof of WorkNamed projects, named clients and awards the firm lists, plus live client sites we found carrying its credit.24/30
OpennessDoes the firm publish a street address, a phone, its founding year, its team size and a starting price.12/20
TenureYears in business, from a founding year the firm states. Twenty years earns the full share.13.5/15

How the score works

Reach

22.8

out of 100. How far the work reaches, kept apart from the websbz Score

Verified client sites0/40none verified yet
Named clients10/1016 named clients
Client scale2/101 named client with a Wikipedia page
Offices5/102 offices
Countries0/101 country
Team size0/12not published
Years5.8/8founded 2008

How Reach works. A fact the firm does not publish counts as zero.

Facts

Website: studiocassette.com
Headquarters: Paris, France
Country: France
Other offices: Aix-en-Provence
Address: 13 rue Cassette, 75006 Paris
Phone: 09 70 44 60 66
Founded: 2008
Platforms: WordPress

Where They Rank

Best Web Designers in France#3 of 12
Best Web Design Companies in the World#38 of 450
Best French Website Design#3 of 16
Best SEO Firms#21 of 244

Show This Seal

Every award comes with a free seal hosted by websbz. It links back to this page, so anyone can check it is real.

<a href="https://websbz.com/firm/studiocassette/" title="websbz Cited 2026, Best in France"><img src="https://websbz.com/seal/WB-GBZV9.svg" width="120" height="120" alt="websbz Cited 2026, Best in France"></a>

Claim This Profile

Not claimed yet. If you run Studio Cassette, claim it to send corrections and signed sites. It is free.

Claim Studio Cassette

Add this tag inside the head of the home page at studiocassette.com. Your websbz seal on the home page works too.
```
<meta name="websbz-verify" content="wbz-1f101b693e">
```
Publish the change so it is live.
Verify below. We read your home page once and look for the tag.

Send Your Client Sites

Sites that carry your credit in the footer. We load each one and show only the sites whose live footer names Studio Cassette. Demo and staging addresses never show.

Where This Came From

Pages we read on October 24, 2026.

Is something wrong or out of date? Send a correction. It is free.

The Studio Cassette Award, in Hand

How the Cited award looks off the screen. Made to order for winners, ask about one from the contact form.

Framed certificate
A signed certificate in a black frame for the studio wall.
Acrylic award
A clear block with the seal etched in, for a desk or a shelf.
Wall plaque
Brushed champagne metal on walnut, engraved with the award.
Window decal
A round seal for the front door or the office glass.