diff --git a/src/Share.svelte b/src/Share.svelte
index a061f50..d746673 100644
--- a/src/Share.svelte
+++ b/src/Share.svelte
@@ -8,12 +8,24 @@
 
   let isOpen = false;
   let isToastOpen = false;
+  let isBinary = false;
 
   let toastText = '';
 
   const toggle = () => {
     isOpen = !isOpen;
+    updateShareLink();
+  };
 
+  const doShare = () => {
+    navigator.clipboard
+      .writeText(share)
+      .then(() => (toastText = '<b>Lien de partage copié dans le presse-papier.</b>'))
+      .catch(() => (toastText = 'Erreur de copie automatique.'))
+      .finally((isToastOpen = true));
+  };
+
+  const updateShareLink = () => {
     const loc = document.location;
     const search = new URLSearchParams();
     const api = calendar.getAPI();
@@ -26,18 +38,21 @@
       search.append('d', api.getDate().toISOString());
     }
 
-    const b64 = window.btoa(search.toString());
+    if (isBinary) {
+      const b64 = window.btoa(search.toString());
 
-    share = `${loc.origin}${loc.pathname}?b64=${b64}`;
+      share = `${loc.origin}${loc.pathname}?b64=${b64}`;
+    } else {
+      share = `${loc.origin}${loc.pathname}${search.toString()}`;
+    }
   };
 
-  const doShare = () => {
-    navigator.clipboard
-      .writeText(share)
-      .then(() => (toastText = '<b>Lien de partage copié dans le presse-papier.</b>'))
-      .catch(() => (toastText = 'Erreur de copie automatique.'))
-      .finally((isToastOpen = true));
+  const toggleBinary = () => {
+    isBinary = !isBinary;
+    updateShareLink();
   };
+
+  $: shareDataIcon = isBinary ? 'code-square' : 'code';
 </script>
 
 <div class="share-toast">
@@ -63,6 +78,10 @@
   </ModalBody>
 
   <ModalFooter>
+    <span on:click={toggleBinary} class="flex-grow-1" title="Partager en base64">
+      <Icon name={shareDataIcon} class="fs-5" />
+    </span>
+
     <Icon name="balloon-heart" class="text-danger fs-5" />
     <span class="fs-7">Propulsé par le Club Réseau de l'ENS</span>
   </ModalFooter>