{"id":3298,"date":"2017-01-11T11:01:39","date_gmt":"2017-01-11T11:01:39","guid":{"rendered":"https:\/\/yeeply.com\/fr\/blog\/?p=3298"},"modified":"2024-05-07T13:05:28","modified_gmt":"2024-05-07T11:05:28","slug":"ux-ui-ixd-importance-app-design","status":"publish","type":"post","link":"https:\/\/yeeply.com\/fr\/blog\/developpement-applications-mobiles\/ux-ui-ixd-importance-app-design\/","title":{"rendered":"L\u2019UX, l\u2019UI et l\u2019IxD et leur importance dans l\u2019app design"},"content":{"rendered":"<p style=\"text-align: justify;\">Nous avons probablement tous d\u00e9j\u00e0 entendu parler de l\u2019exp\u00e9rience utilisateur (ou UX, de l\u2019anglais <em>user experience<\/em>), mais l&rsquo;app design cache d\u2019autres notions importantes pour <a href=\"https:\/\/yeeply.com\/fr\/blog\/tendances-competences\/raisons-projet-digital-peut-echouer\/\">le succ\u00e8s de votre projet digital<\/a>\u2026 Et m\u00eame si l\u2019interface utilisateur et le design d\u2019interaction doivent respecter l\u2019UX, ce ne sont pas ses synonymes.<\/p>\n<div class=\"bt-proyecto\"><a href=\"https:\/\/yeeply.com\/fr\/developpement-applications\/?rel=FR-BT-proyecto-app#publish-project\" target=\"_blank\" rel=\"noopener\">VOUS VOULEZ CR\u00c9ER UNE APPLICATION ? PARLEZ-NOUS DE VOTRE PROJET \u270c\ufe0f<\/a><\/div>\n<div style=\"text-align: center;\"><\/div>\n<h2 style=\"text-align: justify;\">L\u2019UX ou l&rsquo;exp\u00e9rience de l&rsquo;utilisateur<\/h2>\n<p style=\"text-align: justify;\">Le fameux UX n\u2019est autre chose que le ressenti de l&rsquo;utilisateur, dans notre cas du mobinaute, lors d&rsquo;une utilisation d&rsquo;une application mobile, \u00e9cran par \u00e9cran. Cette notion englobe aussi, de mani\u00e8re plus large, toute exp\u00e9rience avant ou apr\u00e8s l\u2019utilisation de l\u2019app (par exemple, lors de l\u2019inscription).<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-3299 size-full\" title=\"ecriteau ux ui \" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX-UI-IxD-App-design.jpg\" alt=\"ecriteau ux ui \" width=\"560\" height=\"315\" srcset=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX-UI-IxD-App-design.jpg 560w, https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX-UI-IxD-App-design-300x169.jpg 300w\" sizes=\"(max-width: 560px) 100vw, 560px\" \/><\/p>\n<p style=\"text-align: justify;\">L\u2019UX r\u00e9pond \u00e0 un seul besoin principal\u00a0: <strong>l\u2019utilisabilit\u00e9<\/strong>. C\u2019est alors que la performance et la rapidit\u00e9 de l\u2019interface a le plus d\u2019importance. En effet, selon une \u00e9tude r\u00e9alis\u00e9e par Open, <a href=\"http:\/\/www.cbnews.fr\/etudes\/les-usages-mobiles-des-particuliers-vs-les-professionnels-a1029392\">la lenteur est\u00a0le premier motif de d\u00e9sinstallation d\u2019une application<\/a>. Mais pour concevoir une bonne UX, il faut aussi conna\u00eetre l\u2019utilisateur cible, donc \u00e9tudier ses besoins et ses pr\u00e9f\u00e9rences. Par exemple, dans une application de m-commerce, pr\u00e9f\u00e8re-t-il chercher des produits en parcourant une liste ou en faisant glisser les \u00e9crans, comme dans Tinder\u00a0? C\u2019est l\u2019une des questions auxquelles un sp\u00e9cialiste en UX pourra vous apporter une r\u00e9ponse.<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone wp-image-3300 size-full\" title=\"exemples plateformes application vente\" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/taille-des-images-m-commerce.png\" alt=\"exemples plateformes application vente\" width=\"700\" height=\"400\" srcset=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/taille-des-images-m-commerce.png 700w, https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/taille-des-images-m-commerce-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p style=\"text-align: justify;\">En outre, il est important de conna\u00eetre les sp\u00e9cificit\u00e9s de chaque appareil. Alors que l\u2019utilisateur d\u2019un ordinateur de bureau se sert d\u2019une souris pour naviguer, le mobinaute doit toucher l\u2019\u00e9cran de son smartphone ou de sa tablette pour activer des \u00e9l\u00e9ments. Et l\u00e0, il ne faut pas oublier que certaines zones de ces appareils sont moins faciles d\u2019acc\u00e8s, comme le montre l\u2019image ci-dessous.<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone wp-image-3301 size-full\" title=\"ecrans ordinateur allume eteint\" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UI-user-interface.jpg\" alt=\"ecrans ordinateur allume eteint\" width=\"600\" height=\"397\" srcset=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UI-user-interface.jpg 600w, https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UI-user-interface-300x199.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<div style=\"text-align: left;\"><p><a href=\"https:\/\/yeeply.com\/fr\/landing\/telechargement-ebook-checklist-app\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2020\/04\/FR-Te\u0301le\u0301charger-ebook-5-checklist-app.jpg\" alt=\"Ebook 5 Checklist app\" \/><\/a><\/p><\/div>\n<h2><\/h2>\n<p style=\"text-align: center;\">\u00c0 lire \u00e9galement: <em><a href=\"https:\/\/yeeply.com\/fr\/blog\/developpement-applications-mobiles\/applications-tendances-2020\/\">Applications tendances 2020 : id\u00e9es et d\u00e9veloppements modernes<\/a><\/em><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\">L\u2019UI ou l\u2019interface utilisateur<\/h2>\n<p style=\"text-align: justify;\">L\u2019utilisateur se trouve encore une fois au centre de cette notion, mais lors de la conception de l\u2019UI notre objectif principal est de lui proposer un produit visuellement agr\u00e9able. Encore une fois, l\u2019application doit correspondre au go\u00fbt des utilisateurs cibles. Par exemple, le style graphique d\u2019un jeu de poney pour les enfants ne sera pas le m\u00eame que le style choisi pour un jeu de guerre.<\/p>\n<p style=\"text-align: justify;\">Attention\u00a0! L\u2019UI doit ob\u00e9ir \u00e0 l\u2019UX sous tous les aspects. Il serait insens\u00e9 de privil\u00e9gier la beaut\u00e9 en oubliant le c\u00f4t\u00e9 pratique, surtout de nos jours o\u00f9 <a href=\"https:\/\/yeeply.com\/fr\/blog\/design\/limportance-design-app-utilisateur\/\">le minimalisme s\u2019impose dans la conception d\u2019applications mobiles<\/a>.<\/p>\n<h2 style=\"text-align: justify;\">IxD ou Interaction Design ou Design d\u2019interaction<\/h2>\n<p style=\"text-align: justify;\">Le\u00a0design d\u2019interaction, \u00e9galement appel\u00e9\u00a0 <em>design num\u00e9rique<\/em>, est une sp\u00e9cialisation au croisement entre l\u2019UX et l\u2019UI. Son objectif est de d\u00e9finir comment l\u2019utilisateur interagit avec la machine. Dans le cas des applications mobiles, il est possible de toucher l\u2019\u00e9cran une fois, tapoter ou encore faire un glissement pour activer un \u00e9l\u00e9ment de l\u2019interface. Il est important de prendre en compte tant le c\u00f4t\u00e9 pratique qu\u2019\u00e9motionnel\u00a0de l\u2019interaction&#8230; Prenons comme exemple le d\u00e9verrouillage du smartphone par glissement. Il ne s&rsquo;agit pas seulement d&rsquo;un geste \u00ab\u00a0facile\u00a0\u00bb mais aussi\u00a0embl\u00e9matique pour de nombreux utilisateurs d\u2019iPhone.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><em>Cela pourrait vous int\u00e9resser | <a href=\"https:\/\/yeeply.com\/fr\/blog\/design\/motion-design-tendance-conception-applications-web\/\">Motion design : la derni\u00e8re tendance en mati\u00e8re de conception d&rsquo;applications et de sites web<\/a><\/em><\/p>\n<p>&nbsp;<\/p>\n<h2 style=\"text-align: justify;\">Quel professionnel choisir pour mon projet d\u2019application mobile\u00a0?<\/h2>\n<p style=\"text-align: justify;\">On parle souvent d\u2019une seule figure-cl\u00e9 dans l&rsquo;app design\u00a0: le designer. Selon\u00a0ce que nous avons expliqu\u00e9 dans la section pr\u00e9c\u00e9dente, chaque projet digital a besoin de r\u00e9flexion sur l\u2019UX, l\u2019UI et l\u2019IxD. En r\u00e9alit\u00e9, tous les designers ont des comp\u00e9tences dans ces trois domaines, vous n\u2019aurez donc pas \u00e0 embaucher plusieurs professionnels en app design pour un seul projet. Cependant, dans le cas o\u00f9 votre application est d\u00e9j\u00e0 pr\u00eate et n\u00e9cessite quelques am\u00e9liorations, il serait probablement une bonne id\u00e9e de trouver quelqu\u2019un qui se sp\u00e9cialise davantage dans ce dont vous avez besoin.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3302 size-full\" title=\"infographique ux design et ui design\" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX_vs_UI-app-design.jpg\" alt=\"infographique ux design et ui design\" width=\"577\" height=\"600\" srcset=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX_vs_UI-app-design.jpg 577w, https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2017\/01\/UX_vs_UI-app-design-289x300.jpg 289w\" sizes=\"(max-width: 577px) 100vw, 577px\" \/><\/p>\n<h3 style=\"text-align: justify;\">Le designer de l\u2019exp\u00e9rience utilisateur<\/h3>\n<p style=\"text-align: justify;\">Analytique et technique\u2026 Le sp\u00e9cialiste en UX doit entrer dans la t\u00eate de l\u2019utilisateur pour comprendre ses besoins, ses pr\u00e9f\u00e9rences et ses habitudes. Pour cela, il r\u00e9alise des \u00e9tudes du comportement de l\u2019utilisateur cible. Ce professionnel doit aussi conna\u00eetre les diff\u00e9rences entre les types d\u2019applications mobiles. En effet, <a href=\"https:\/\/yeeply.com\/fr\/blog\/developpement-applications-mobiles\/application-native-ou-web-app\/\">une application native, hybride ou web<\/a> ont chacune ses limites qu\u2019il doit respecter pour concevoir un produit pleinement fonctionnel.<\/p>\n<p style=\"text-align: justify;\">L\u2019UX designer pr\u00e9pare des sc\u00e9narios pr\u00e9sentant l\u2019organisation et la structure des \u00e9crans et l\u2019interaction entre eux. Il a des comp\u00e9tences pour faire des wireframes et <a href=\"https:\/\/yeeply.com\/fr\/blog\/developpement-applications-mobiles\/creation-dapplication-mobile-prototypage\/\">un prototype d\u2019une application mobile<\/a>.\u00a0 (Qu\u2019il est, \u00a0par ailleurs, recommand\u00e9 de faire avant de lancer le d\u00e9veloppement de votre application\u00a0!).<\/p>\n<h3 style=\"text-align: justify;\">Le designer de l\u2019UI<\/h3>\n<p style=\"text-align: justify;\">Le designer sp\u00e9cialis\u00e9\u00a0 en interface utilisateur ou, dit autrement, un graphiste a un profil cr\u00e9atif. En charge des aspects visuels, il veille \u00e0 ce que votre application fasse une bonne premi\u00e8re impression et qu\u2019elle soit esth\u00e9tiquement agr\u00e9able. Il s\u00e9lectionnera les bonnes couleurs et la typographie pour assurer la convivialit\u00e9 et la lisibilit\u00e9 du produit. Dans son travail, il doit respecter les limites d\u00e9finies par l\u2019UX et les guidelines. Enfin, le designer de l\u2019UI peut cr\u00e9er des maquettes, faire des graphiques et proposer la mise en page de l\u2019application.<\/p>\n<p style=\"text-align: justify;\">Ce n\u2019est qu\u2019apr\u00e8s avoir fait l&rsquo;app design que le d\u00e9veloppeur pourra commencer son travail pour transformer votre projet en une v\u00e9ritable application mobile.<\/p>\n<p style=\"text-align: justify;\">Avez-vous besoin de conseil en design ou en d\u00e9veloppement d\u2019applications mobiles\u00a0? Contactez-nous sur info@yeeply. Nous serons ravis de r\u00e9pondre \u00e0 vos questions.<\/p>\n<p><a href=\"https:\/\/yeeply.com\/fr\/?rel=FR-BP-proyecto-diseno#publish-project\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/yeeply.com\/fr\/wp-content\/uploads\/2020\/04\/FR-CTA-Proyecto-Diseno.png\" alt=\"Proyecto Dise\u00f1o\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nous avons probablement tous d\u00e9j\u00e0 entendu parler de l\u2019exp\u00e9rience utilisateur (ou UX, de l\u2019anglais user experience), mais l&rsquo;app design cache d\u2019autres notions importantes pour le &#8230;<\/p>\n","protected":false},"author":2,"featured_media":9830,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[302],"tags":[],"class_list":["post-3298","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-developpement-applications-mobiles"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019UX, l\u2019UI et l\u2019IxD et leur importance dans l&#039;app design<\/title>\n<meta name=\"description\" content=\"Yeeply vous propose de retrouver dans cet article un point sur les trois notions-cl\u00e9s de l&#039;app design pour votre d\u00e9veloppement : UX, UI et IxD ?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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