---
title: UX UI agency | Welcome Max UX - CX Services | France
description: "UX UI prototyping agency for France and Europ standards. 
B2B or B2C, services, media, apps, and e-commerce on all screens. UX-UI prototyping."
---

![](https://www.welcomemax.com/hubfs/raw_assets/public/WelcomeMax_May2021/images/logo-welcome-max-symbole-seul-blanc.svg)

# UX – UI

## prototyping

A prototype is worth 10 meetings. Iterative prototype test will help you save a lot of energy before launching costly operations.

![Usability](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Usability_Testing.png)

---

## **Interface and interaction design for all kinds of screen**

- Designing an ergonomic interface adapted to your business needs.

- Leveraging clients’ insights and brand experience to optimize your touchpoints.

- Visualizing pathways to better share with your teams ahead of production.

- Providing a truly unique client experience that reflects your identity.

- Formalizing design guidelines and a multiscreen UI kit to smoothen and accelerate development.

![Proto_UX_UI](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Proto_UX_UI.jpg "Proto_UX_UI")

---

## Concrete steps to give life to your project

##### B2B or B2C, services, media, apps, and e-commerce on all screens.

- High and low-fidelity wireframes

- Information architecture and rationalization of content

- Design and optimization of multiscreen journey

- Interaction design and natural interfaces

- Interactive prototype to demo or test (POC with datastream)

- Graphic design, responsive guidelines, UI kit

[![Get a quote](https://hubspot-no-cache-eu1-prod.s3.amazonaws.com/cta/default/19825894/c027d91e-0e25-468f-a279-7c01388cd51d.png)](https://hubspot-cta-redirect-eu1-prod.s3.amazonaws.com/cta/redirect/19825894/c027d91e-0e25-468f-a279-7c01388cd51d)

---

## Problem samples

*“Developing a mobile site dedicated to a catalogue containing several thousand products.”*

*“Designing a prototype for a large-scale A/B test.”*

```
See the case Bonobo
```

*“Prototyping and testing in-store touchscreens to help our salesforce.”*

```
See the case Orange
```

*“To better inform our decision-making we would like to see two prototypes of our mobile subscription service.”*

*All sites look alike. How can we design an original and effective purchase experience?”*

*“Rethinking people’s experience on our terminals and sketch new UI guidelines.”*

*“The study of our clients’ needs has persuaded us we needed to optimize our selfcare interface.“*

![Made_In_Design_ui_design](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Made_In_Design_ui_design.jpg)

![Chanel_Mode_UI_Concept](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Chanel_Mode_UI_Concept_.jpg)

![UI_review_peugeot](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/UI_review_peugeot-1.jpg)

![Prototype_Raja_e-commerce_UX](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Prototype_Raja_e-commerce_UX_.jpg)

![UI_Guidelines_MoetChandon](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/UI_Guidelines_MoetChandon-1.jpg)

![Prototype_HTML_Bornes_KeepCool](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Prototype_HTML_Bornes_KeepCool_UX-2.jpg)

![Prototype_UX-UI_KeepCool](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Prototype_UX-UI_KeepCool-2.jpg)

![Prototype_UX-UI_Orange_Instore](https://www.welcomemax.com/hubfs/WelcomeMax_May2021/Image/Prototype_UX-UI_Orange_Instore.jpg)

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