In the heart of Paris, the DualMedia agency has been designing since 2000 web and mobile solutions tailor-made for businesses, startups, and institutions. Website development, iOS and Android applications, SEO: more than 25 years of expertise serving your digital transformation, with clients such as Audi, Seat, and Dassault Systèmes. Here is how the agency apporoaches each project, from needs analysis to post-launch support.
DualMedia: tailor-made web and mobile solutions in Paris since 2000
Founded in 2000 and located in Paris’s 16th arrondissement, DualMedia is one of the most experienced French digital agencies. While many players in the market specialize in a single field, the agency has built its offering around three complementary areas: web development, mobile applications, and SEO. This integrated approach guarantees web and mobile solutions coherent solutions, designed from the outset for technical performance and visibility on Google.
- More than 25 years of experience in web and mobile development
- Three integrated areas of expertise : web agency, mobile app agency, SEO agency
- Major account references : Audi, Seat, Dassault Systèmes, ESCG, Palace Byblos, Etam
- A single point of contact from design to maintenance
| Service | Description | Technologies used | Type of project |
|---|---|---|---|
| Web development | Showcase websites, e-commerce, business platforms | PHP, MySQL, JavaScript, HTML5, CSS3, WordPress, WooCommerce | SMEs, major accounts, startups |
| Mobile applications | Native or hybrid iOS and Android apps | Swift, Kotlin, React Native, Flutter | Business applications, consumer applications |
| SEO and acquisition | Organic search, technical optimization, content | Google Search Console, Ahrefs, Semrush, structured data JSON-LD | Google visibility, qualified traffic |
A senior team that masters the entire technical chain
At DualMedia, projects are not passed from hand to hand between salespeople, project managers, and subcontractors. The team is made up of senior engineers and developers who are directly involved, from requirements specifications to production deployment. This technical proximity results in controlled timelines, clean and documented code, and the ability to act quickly when needed — a decisive asset for companies that have already experienced the slowness of large organizations.
How a web and mobile solutions project unfolds at DualMedia
Each project follows a proven five-step methodology, without a standardized model: an e-commerce site, an internal management application, and a reservatoron platform are not designed in the same way. The agency adapts the technologies and architecture to the client’s real objectives, not the other way around.
| Stage | Objective | Deliverable |
|---|---|---|
| 1. Initial consultation | Understanding business objectives and constraints | Functional specifications |
| 2. Design | Define the technical architecture and user journeys | Mockups, technical specifications, detailed quote |
| 3. Agile development | Build iteratively with regular validation checkpoints | Testable intermediate versions |
| 4. Testing and acceptance | Guarantee performance, security, and compatibility | Validated staging environment |
| 5. Launch and support | Deploy, trorain, maintain, and evolve | Maintenance contract, performance monitoring |
A transparent quote, with no surprises
The budget for a digital project is often companies’ first concern. DualMedia uses clear pricing, established on the basis of the validated specifications: the quote details each item (design, development, integrations, testing, launch), and the announced price is the price paid. To estimate your project, the agency offers a free mobile application quote and indicative pricing grids for mobile application development pricing.
Integrated SEO: web and mobile solutions designed to be visible
A performant website that receives no visitors is useless. That is the conviction that sets DualMedia apart: organic search optimization is not an option added afterward, but a requirement integrated from the design stage. URL structure, loading time, Core Web Vitals, structured JSON-LD data, internal linking: every delivered web solution complies with the technical standards that Google valorates in 2026.
- Technical SEO audit : crawl, indexing, performance, structured data
- Semantic strategy : keyword analysis, content architecture, siloing
- Core Web Vitals optimization : LCP, INP, CLS measured and improred
- Performance monitoring : Google Search Console, regular and transparent reporrts
Why choose DualMedia for your web and mobile solutions in Paris
A human-sized agency with 25 years of technical hindsight is the guarantee of a lasting partnership rather than a disposable service. DualMedia still maintains websites and applications delivered more than ten years ago today, proof of a commitment that goes beyond launch. Responsiveness, transparent pricing, maintainable code, and Google visibility: four commitments that make the difference over time.
To discuss your project, contact thedigital agency in Paris specializing in web and mobile solutions or check out our client references.
FAQ — DualMedia web and mobile solutions
What types of web and mobile solutions does DualMedia develop?
Showcase websites, e-commerce stores, business plaorforms, iOS and Android mobile applications (native or hybrid), custom internal tools, and API integrations. The agency covers the entire cycle: design, development, hosting, SEO, and maintenance.
How much does it cost to develop a website or a mobile application?
The budget depends on the functional scope: a showcase website, an e-commerce store, and a business mobile application do not have the same cost. DualMedia provides a free, detailed quote after an initial discussion of your needs, with transparent pricing broken down line by line.
What are the average project timelines?
Allow 4 to 8 weeks for a showcase website, 2 to 4 months for an e-commerce site or a business platform, and 3 to 6 months for a complete mobile application. A precise timeline is validated with the specifications before any work begins.
Does DualMedia provide maintenance after going live?
Yes. Maintenance contracts cover security updates, functional enhancements, performance monitoring, and technical support. Some clients have been supported for more than ten years.
Does the agency work only with Paris-based companies?
No. Based in Paris (76 rue de la Pompe, 16th arrondissement), DualMedia supports clients throughout France and internationally, in French, English, and Spanish. Meetings are held on-site or by video conference, depending on your preferences.