diff --git a/static/index.html b/static/index.html
index b07a5b5..4f1cc56 100644
--- a/static/index.html
+++ b/static/index.html
@@ -291,6 +291,7 @@ Double-click any word to look it up on the right."></textarea>
       <button class="btn primary" id="copyBtn">Copy to clipboard</button>
       <button class="btn" id="exportBtn" title="Download this draft as a color-coded PNG">Save PNG</button>
       <button class="btn" id="downloadBtn" title="Download this draft as a plain text file">Save TXT</button>
+      <button class="btn" id="shareBtn" title="Share via the system sheet — Notes, Messages, anywhere" hidden>Share</button>
       <label class="mtoggle" title="Color-code rhyme families"><input type="checkbox" id="rhymeToggle" checked> rhyme</label>
       <label class="mtoggle" title="Underline words that share an initial sound"><input type="checkbox" id="allitToggle"> alliteration</label>
       <label class="mtoggle" title="Sheet music for your flow — syllable emphasis dots under each word"><input type="checkbox" id="stressToggle"> rhythm</label>
@@ -1134,6 +1135,20 @@ function draftFilename(){
   return (((doc && doc.title && doc.title !== 'Untitled') ? doc.title : 'rhymepad')
     .replace(/[^\w\- ]+/g, '').trim() || 'rhymepad') + '.txt';
 }
+const shareBtn = document.getElementById('shareBtn');
+if(navigator.share){
+  shareBtn.hidden = false;
+  shareBtn.addEventListener('click', async ()=>{
+    if(!editor.value.trim()) return;
+    const doc = docsState.docs.find(d=>d.id===docsState.current);
+    try{
+      await navigator.share({
+        title: (doc && doc.title !== 'Untitled') ? doc.title : 'RhymePad draft',
+        text: editor.value,
+      });
+    }catch(e){ /* user closed the sheet */ }
+  });
+}
 document.getElementById('downloadBtn').addEventListener('click', ()=>{
   if(!editor.value.trim()) return;
   const a = document.createElement('a');