{"id":1013953,"date":"2026-09-18T08:49:52","date_gmt":"2026-09-18T07:49:52","guid":{"rendered":"https:\/\/odigo.com\/?p=1013953"},"modified":"2026-09-18T08:49:53","modified_gmt":"2026-09-18T07:49:53","slug":"churn-client","status":"publish","type":"post","link":"https:\/\/odigo.com\/fr\/blog\/churn-client\/","title":{"rendered":"Churn client : d\u00e9finition et m\u00e9thode de calcul"},"content":{"rendered":"\n<p>Le churn client d\u00e9signe le pourcentage de clients perdus sur une p\u00e9riode donn\u00e9e. C\u2019est un signal d\u2019alerte fort, dans la mesure o\u00f9 il s\u2019accompagne d\u2019une perte de revenus r\u00e9currents, d\u2019une augmentation du co\u00fbt d\u2019acquisition et d\u2019un ralentissement de la croissance de l\u2019entreprise. Et au-del\u00e0 de la seule brique commerciale, le churn s\u2019immisce aussi dans la qualit\u00e9 des appels clients. Car une frustration, un probl\u00e8me non r\u00e9solu ou encore une escalade mal g\u00e9r\u00e9e, peut vite contribuer \u00e0 la d\u00e9gradation de ce taux, \u00e0 surveiller comme le lait sur le feu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Qu\u2019est-ce que le churn client ?<\/h2>\n\n\n\n<p>On distingue deux cat\u00e9gories de churn : le <strong>churn client<\/strong> qui se traduit par le taux de clients perdus, et le <strong>churn de revenu<\/strong>, qui se traduit par la perte de revenus. On peut \u00e9galement s\u00e9parer le churn volontaire et le churn involontaire. Le premier est caus\u00e9 par une insatisfaction, le prix ou encore la concurrence \u00e9lev\u00e9e. Dans le deuxi\u00e8me cas, le churn est provoqu\u00e9 par l\u2019utilisation par le client d\u2019une carte expir\u00e9e, un \u00e9chec de paiement ou encore un bug.<\/p>\n\n\n\n<p><strong>Tous les d\u00e9parts de churn ne se traitent donc pas de la m\u00eame fa\u00e7on<\/strong>, mais dans un cas comme dans l\u2019autre, les leviers \u00e0 actionner sont multiples et relativement accessibles.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Comment calculer le taux de churn ?<\/h2>\n\n\n\n<p>La formule est simple : on divise le nombre de clients perdus sur une p\u00e9riode, par le nombre de clients au d\u00e9but de cette p\u00e9riode, puis on multiplie par 100. En d\u2019autres termes : (clients perdus sur la p\u00e9riode \/ volume de clients au d\u00e9but de la p\u00e9riode) x 100.<\/p>\n\n\n\n<p>Par exemple : un <strong>centre de contact<\/strong> commence le mois avec 500 clients actifs. Sur ce mois, 20 clients r\u00e9silient leur contrat. Le calcul est donc le suivant : (20\/500) x 100 = 4 % de churn mensuel.<\/p>\n\n\n\n<p>Attention : les nouveaux clients acquis durant le mois n\u2019entrent pas dans le calcul, sous peine de fausser le r\u00e9sultat \u00e0 la baisse !<\/p>\n\n\n\n<p>Si votre activit\u00e9 repose sur des abonnements, pensez \u00e0 suivre \u00e9galement le churn de revenu, qui ne dit pas toujours la m\u00eame chose que le churn client. Reprenons donc l\u2019exemple : sur les 20 clients perdus, imaginons que 15 \u00e9taient de petits comptes \u00e0 50 \u20ac par mois et 5 des comptes cl\u00e9s \u00e0 400 \u20ac par mois. La perte de revenu s\u2019\u00e9l\u00e8ve \u00e0 (15 x 50) + (5 x 400) = 750 + 2 000 = 2 750 \u20ac de churn de revenu. Avec un revenu de d\u00e9part de 40 000 \u20ac, cela repr\u00e9sente un churn de 6,9 %, nettement sup\u00e9rieur au churn client de 4 %. Un \u00e9cart qui montre qu\u2019<strong>une minorit\u00e9 de d\u00e9parts peut peser lourd<\/strong> si elle concerne les comptes \u00e0 forte valeur !<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Quelles sont les causes du churn ?<\/h2>\n\n\n\n<p>Le churn client peut avoir plusieurs origines :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>une <a href=\"https:\/\/odigo.com\/fr\/blog\/six-facons-dameliorer-la-performance-de-lexperience-client-avec-lia\/\">exp\u00e9rience client<\/a> d\u00e9grad\u00e9e (temps d\u2019attente \u00e9lev\u00e9, transferts nombreux, r\u00e9ponses inadapt\u00e9es)<\/li>\n\n\n\n<li>un probl\u00e8me non r\u00e9solu au premier contact<\/li>\n\n\n\n<li>une offre ou des prix mal align\u00e9s<\/li>\n\n\n\n<li>une concurrence facilement accessible<\/li>\n\n\n\n<li>des probl\u00e8mes techniques ou de paiement (churn involontaire).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>Les leviers concrets pour r\u00e9duire le churn client<\/h2>\n\n\n\n<p>R\u00e9duire le churn client ne repose pas sur une action miracle, mais sur <strong>l\u2019actionnement simultan\u00e9 de quelques leviers<\/strong> bien choisis et suivis dans la dur\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>Soigner l\u2019onboarding<\/h3>\n\n\n\n<p><strong>Les premi\u00e8res semaines apr\u00e8s la signature<\/strong> sont d\u00e9cisives : c\u2019est \u00e0 ce moment que le client se forme une opinion durable sur le service. Un appel de bienvenue, un point d\u2019\u00e9tape \u00e0 court terme (entre 1 et 3 mois), des guides ou tutoriels simples permettent de v\u00e9rifier que le client sait tirer parti de son offre d\u00e8s le d\u00e9part.<\/p>\n\n\n\n<p>Un client qui comprend rapidement la valeur du service est un client qui reste. C\u2019est tout <a href=\"https:\/\/odigo.com\/fr\/blog\/lunboarding-des-conseillers-en-centres-de-contacts\/\"><span style=\"text-decoration: underline;\">le secret de l\u2019onboarding<\/span><\/a>, \u00e0 d\u00e9couvrir dans notre article d\u00e9di\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>Am\u00e9liorer la r\u00e9solution au premier contact<\/h3>\n\n\n\n<p>Un probl\u00e8me non r\u00e9solu d\u00e8s le premier \u00e9change est l\u2019une des premi\u00e8res causes de d\u00e9sabonnement. <strong>Former les agents \u00e0 bien cerner la demande<\/strong> avant de proposer une solution, et leur donner une marge d\u2019autonomie pour trancher sans syst\u00e9matiquement escalader (petit geste commercial, ajustement ponctuel\u2026) r\u00e9duit les appels et la frustration accumul\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>Personnaliser la communication<\/h3>\n\n\n\n<p>Tous les clients ne se ressemblent pas, et un message g\u00e9n\u00e9rique perd en efficacit\u00e9. Segmenter sa base par profil, par offre ou par anciennet\u00e9, puis adapter le canal (appel, SMS, email) et le ton du message selon le comportement observ\u00e9, permet de <strong>mieux cibler les actions de fid\u00e9lisation<\/strong>. C\u2019est d\u2019autant plus vrai sur les comptes \u00e0 forte valeur.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>\u00catre proactif plut\u00f4t que r\u00e9actif<\/h3>\n\n\n\n<p>Attendre le signal de r\u00e9siliation pour r\u00e9agir, c\u2019est souvent agir trop tard ! Contacter les clients avant une \u00e9ch\u00e9ance de renouvellement, surveiller les comptes dont l\u2019usage baisse ou dont les tickets support s\u2019accumulent, et relancer les clients qui manifestent des signes de d\u00e9crochage, permet de <strong>traiter le risque avant qu\u2019il ne se transforme en d\u00e9part<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>Traiter les causes \u00e0 la source<\/h3>\n\n\n\n<p>Au-del\u00e0 des cas individuels, il est utile de <strong>prendre du recul sur les motifs de m\u00e9contentement les plus r\u00e9currents<\/strong> (facturation peu claire, bug r\u00e9current, d\u00e9lais trop longs\u2026) et d\u2019engager des actions correctives sur le fond. Communiquer ensuite aupr\u00e8s des clients sur les am\u00e9liorations apport\u00e9es <strong>renforce la confiance et montre que leurs retours ont un impact r\u00e9el<\/strong>.<\/p>\n\n\n\n<p>Pour piloter ces actions dans la dur\u00e9e, quelques indicateurs suffisent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>le taux de churn client mensuel,<\/li>\n\n\n\n<li>le taux de r\u00e9solution au premier contact,<\/li>\n\n\n\n<li>le score de satisfaction.<\/li>\n<\/ul>\n\n\n\n<p>Si le churn client n\u2019est pas une fatalit\u00e9, il demeure un signal manifeste qu\u2019il reste une marge d\u2019am\u00e9lioration \u00e0 exploiter. D\u2019o\u00f9 l\u2019importance, pour les centres de contact, de suivre leur churn en continu, d\u2019exploiter les donn\u00e9es d\u2019appels et de satisfaction, de prioriser quelques leviers et d\u2019en mesurer l\u2019impact.<\/p>\n\n\n\n<p>Besoin d\u2019un accompagnement dans la compr\u00e9hension et l\u2019am\u00e9lioration de votre churn client ? Odigo a la solution. <a href=\"https:\/\/odigo.com\/fr\/demander-une-demo\/\"><span style=\"text-decoration: underline;\">Contactez nos \u00e9quipes<\/span><\/a> : nous nous ferons un plaisir de vous guider vers un meilleur taux de satisfaction et de r\u00e9tention.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nos r\u00e9ponses \u00e0 vos questions sur le churn client<\/h2>\n\n\n\n<section class=\"align wp-block-oab-faq-block\">\n    <div class=\"container\">\n       <div class=\"row justify-content-center\">\n                              <div class=\"col-12 oab-faq-block__container\">\n                       <div class=\"col-xl-8 col-lg-10 col-md-10 col-sm-11 oab-faq-block__question-container\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n                           <div class=\"oab-faq-block__question-icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__plus-icon active\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/plus_icon.svg\" alt=\"Plus icon\" title=\"Plus icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__minus-icon\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/minus.svg\" alt=\"Minus icon\" title=\"Minus icon\">\n                           <\/div>\n                           <h2 class=\"oab-faq-block__question\" itemprop=\"name\">\u00c0 combien s\u2019\u00e9l\u00e8ve un taux de churn acceptable ?<\/h2>\n\n                           <div class=\"oab-faq-block__answer-container\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n                               <div class=\"oab-faq-block__answer\" itemprop=\"text\"><p>Il n\u2019existe pas de chiffre universel, mais un taux de churn acceptable oscille entre 2 et 8 % selon le secteur. Sa lecture seule n\u2019est par ailleurs pas toujours significative : dans ce cas, mieux vaut suivre, en parall\u00e8le, le churn de revenu.<\/p>\n<p>Par cons\u00e9quent, le churn client ne doit pas \u00eatre vu comme une norme absolue. Le plus pertinent reste de comparer vos chiffres selon votre secteur d\u2019activit\u00e9 et votre mod\u00e8le \u00e9conomique.<\/p>\n<\/div>\n                           <\/div>\n                       <\/div>\n\n                   <\/div>\n                                  <div class=\"col-12 oab-faq-block__container\">\n                       <div class=\"col-xl-8 col-lg-10 col-md-10 col-sm-11 oab-faq-block__question-container\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n                           <div class=\"oab-faq-block__question-icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__plus-icon active\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/plus_icon.svg\" alt=\"Plus icon\" title=\"Plus icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__minus-icon\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/minus.svg\" alt=\"Minus icon\" title=\"Minus icon\">\n                           <\/div>\n                           <h2 class=\"oab-faq-block__question\" itemprop=\"name\">Comment anticiper le churn client ?<\/h2>\n\n                           <div class=\"oab-faq-block__answer-container\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n                               <div class=\"oab-faq-block__answer\" itemprop=\"text\"><p>Parmi les signaux comportementaux \u00e0 observer, on note : la baisse d\u2019usage, l\u2019accumulation de tickets support et la fr\u00e9quence de questions sur les conditions d\u2019annulation. C\u00f4t\u00e9 appels, vos \u00e9quipes peuvent aff\u00fbter leur sensibilit\u00e9 au ton n\u00e9gatif et aux mentions de r\u00e9siliation ou de la concurrence par les appelants. Pour aller plus loin, il est possible de centraliser l\u2019historique dans un CRM, d\u2019y impl\u00e9menter un outil d\u2019analyse des conversations ou encore de cr\u00e9er et analyser des enqu\u00eates de satisfaction.<\/p>\n<\/div>\n                           <\/div>\n                       <\/div>\n\n                   <\/div>\n                                  <div class=\"col-12 oab-faq-block__container\">\n                       <div class=\"col-xl-8 col-lg-10 col-md-10 col-sm-11 oab-faq-block__question-container\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n                           <div class=\"oab-faq-block__question-icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__plus-icon active\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/plus_icon.svg\" alt=\"Plus icon\" title=\"Plus icon\">\n                               <img decoding=\"async\" class=\"oab-faq-block__minus-icon\" src=\"https:\/\/odigo.com\/wp-content\/plugins\/odigo-acf-blocks\/img\/minus.svg\" alt=\"Minus icon\" title=\"Minus icon\">\n                           <\/div>\n                           <h2 class=\"oab-faq-block__question\" itemprop=\"name\">Quelles sont les cons\u00e9quences du churn pour une entreprise ?<\/h2>\n\n                           <div class=\"oab-faq-block__answer-container\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n                               <div class=\"oab-faq-block__answer\" itemprop=\"text\"><p>Le churn client peut avoir un effet boule de neige. Dans un premier temps, il g\u00e9n\u00e8re une perte de revenus r\u00e9currents, qui \u00e0 son tour entra\u00eene une hausse m\u00e9canique du co\u00fbt d\u2019acquisition. Aussi, si le churn d\u00e9passe le rythme d\u2019acquisition de nouveaux clients, cela peut entra\u00eener un ralentissement de la croissance voire une stagnation. Autant de d\u00e9sagr\u00e9ments qui renvoient un signal de dysfonctionnement de votre produit ou service aux consommateurs. Or, dans ce contexte, la meilleure attitude est l\u2019action.<\/p>\n<\/div>\n                           <\/div>\n                       <\/div>\n\n                   <\/div>\n                      <\/div>\n    <\/div>\n<\/section>\n\n","protected":false},"excerpt":{"rendered":"<p>Le churn client d\u00e9signe le pourcentage de clients perdus sur une p\u00e9riode donn\u00e9e. C\u2019est un signal d\u2019alerte fort, dans la mesure o\u00f9 il s\u2019accompagne d\u2019une perte de revenus r\u00e9currents, d\u2019une augmentation du co\u00fbt d\u2019acquisition et d\u2019un ralentissement de la croissance de l\u2019entreprise. Et au-del\u00e0 de la seule brique commerciale, le churn s\u2019immisce aussi dans la [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":1013954,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"nxt-post-page-sidebar":"","nxt-post-page-display-sidebar":"","nxt-post-page-custom-sidebar":"","footnotes":"","reading_time":"","author_id":0},"categories":[197],"tags":[],"topic":[],"class_list":["post-1013953","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides-et-conseils"],"acf":{"blog_author":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Churn client : comment le calculer et le r\u00e9duire<\/title>\n<meta name=\"description\" content=\"Le churn client expliqu\u00e9 simplement : d\u00e9finition, m\u00e9thode de calcul, causes principales et leviers pour 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