We build, launch and grow online products.

AppSTR Pro is a digital studio registered in London. We design websites and web applications, run Search Ads and Social Ads campaigns, and operate our own online services for consumers across Europe.

Websites & apps shipped to production Campaigns measured on cost per acquisition France, Italy, Spain, United Kingdom
Web · websites & landing pages
Apps · web applications & back offices
Search Ads · Google & Microsoft
Social Ads · Meta
Products · our own online services
Services

What we do for clients

Three practices, one team. We use the same tools and methods on client projects as on the products we operate ourselves.

Websites & web applications

Marketing sites, landing pages built for paid traffic, and custom web applications with customer areas and back offices.

  • Design & development, end to end
  • Multilingual & multi-country setups
  • Payments, accounts, automated emails
  • Hosting, monitoring & maintenance

Search Ads

Google Ads and Microsoft Advertising campaigns that capture intent at the moment of need, managed daily against a target cost per acquisition.

  • Account structure & keyword strategy
  • Conversion tracking & attribution
  • Bidding strategies & budgets
  • Monthly reporting, accounts stay yours

Social Ads

Meta campaigns for acquisition and retargeting, with creative produced in-house and tested against real conversion data.

  • Audiences & retargeting
  • Creative production: static & video
  • Landing pages & A/B testing
  • Reporting on cost per result
Our products

Online services we operate ourselves

These consumer websites are designed, built, marketed and operated by AppSTR Pro Ltd. They are our live case studies: every method we sell has been tested on them first.

France · French

envoi-lettre-recommandee.com

Send a registered letter with acknowledgement of receipt online: write or upload the letter, we print, post and track it with La Poste.

Visit the website →
Italy · Italian

spedire-raccomandata.com

Send a raccomandata A/R from the browser: the letter is printed and handed to Poste Italiane, with official tracking by email.

Visit the website →
Spain · Spanish

enviar-un-burofax.com

Send a burofax or certified letter online: printed and dispatched through the postal operator, with proof of delivery.

Visit the website →
Process

How we work

Short scopes, frequent releases, measured results. No six-month tunnels.

1

Scope

We define a tight first version focused on what moves the needle, with a fixed price and a date.

2

Build

Design and development in short cycles, with progress you can see every week.

3

Ship

Production launch with tracking in place from the very first visitor.

4

Grow

We run and optimise Search Ads and Social Ads, and report on cost per acquisition.

The studio

A product team, not a quote factory

AppSTR Pro Ltd is a private limited company registered in England and Wales, based in London and working with clients and customers in France, Italy, Spain and the United Kingdom. The team is small by design: a founder who builds and runs campaigns every day, and a network of trusted developers, designers and media buyers.

We operate our own online products, so we know what converts, what holds up in production and what wastes money. You work directly with the people who build. No layers, no hand-offs, no surprises.

Contact

Have a project in mind?

Tell us what you want to build or grow. We reply within one working day with a clear point of view and next steps.

AppSTR Pro Ltd · 128 City Road, London EC1V 2NX, United Kingdom