MOBILE APP - CASE STUDY

App name / Client My Role Industry Platform
Decathlon UX/UI Designer Retail and E-commerce Mobile App

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Hey everyone! I'm really excited to share my design challenge where I enhanced the usability of the Decathlon app using Jakob Nielsen's 10 usability heuristics as a guide. I chose Decathlon because I absolutely love their physical stores, and I aimed to bring that same amazing experience to their online platform.

I’d love for you to join me on this journey to see how I approached the challenge and improved the usability of the Decathlon app.

The Decathlon App Heuristic Evaluation

Heuristic evaluation is a widely used method for analyzing the user experience in a finished product. The goal of heuristic evaluation is to identify problems in a product and provide appropriate solutions.

In our review process of the Decathlon app, we will use Jakob Nielsen's 10 heuristics, which have proven reliable in UX evaluation.

https://www.figma.com/proto/vU1dcpq4GBMNIgVpKS7kLt/Decathlon-Mobile-App?content-scaling=fixed&kind=proto&node-id=621-6&page-id=21%3A4&scaling=scale-down-width&starting-point-node-id=621%3A6

1. Size Selection

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Implemented a size selection pop-up instead of showing error messages when users forget to select a size. This provides a clear and intuitive interface, reducing confusion and frustration.