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Bilbao, Spain

Additu

Reach 14.5PageRanker 46

Additu is a web design company based in Bilbao, Spain. Its own home page scored 47 for mobile speed and 88 for access in our lab test on October 25, 2026, faster than 126 of the 450 firm sites we tested. Its websbz Score is 57.9 out of 100. Its Reach, a separate score, is 14.5.

Visit additu.esSee the Score
Home page of Additu at additu.es

Our Read

Additu is a Bilbao agency that mixes web development, graphic design and digital marketing. It builds corporate sites and online shops, and adds SEO and conversion work. Several clients are well known Basque companies.

What sets them apart. Additu lists work for Laboral Kutxa, MONDRAGON and Velatia, three major Basque names.

Best for. Basque companies needing web, design and marketing from one agency.

Services

Web developmentWeb designE-commerceGraphic designDigital marketingConversion optimisationSEO

Industries

FinanceIndustrialFood and drinkEducationHealth

Our Lab Test of additu.es

Mobile emulation, tested October 25, 2026. One run from our desk. Field data from real visitors can differ.

47Performance
88Accessibility
73Best Practices
100SEO Basics
Largest paint
6.7 seconds
First paint
3.6 seconds
Blocking time
541 ms
Layout shift
0.038
Page weight
3.2 MB
Requests
148

Proof of Work

  • El CascoWeb, conversion and digital marketing project
  • HommWeb, conversion and digital marketing project
  • CetestWebsite with conversion work
  • IngenerWebsite, conversion and graphic design
  • VelatiaCorporate website
  • AleakCorporate website
  • BasareWebsite
  • EsparzaWebsite

Clients They Name

Laboral KutxaMONDRAGONMondragonLinguaDIBALVelatiaIngenerAleakBasareCetestMitxelenaEsparzaUrban BeerAma The BeerDooersWolters KluwerGAES

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

0

signed client sites found so far

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

Reviews

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    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.

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    The Additu Award, in Hand

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