diff --git a/backend/static/css/components.css b/backend/static/css/components.css
index 60cdfb4..9e16ea7 100644
--- a/backend/static/css/components.css
+++ b/backend/static/css/components.css
@@ -7435,3 +7435,84 @@ svg.empty-state-icon {
 }
 .exp-icon-btn:hover { color: var(--c-text); border-color: var(--c-text-muted); }
 .exp-icon-btn--danger:hover { color: var(--c-danger); border-color: var(--c-danger); }
+
+/* Ausgaben-Formular — Kategorie-Kacheln */
+.exp-kat-grid {
+  display:               grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap:                   var(--space-2);
+}
+.exp-kat-tile {
+  display:        flex;
+  flex-direction: column;
+  align-items:    center;
+  gap:            var(--space-1);
+  padding:        var(--space-3) var(--space-2);
+  border:         1.5px solid var(--c-border);
+  border-radius:  var(--radius-md);
+  cursor:         pointer;
+  transition:     border-color .15s, background .15s;
+  background:     var(--c-surface);
+  user-select:    none;
+}
+.exp-kat-tile:hover { border-color: var(--c-primary); }
+.exp-kat-tile--sel  {
+  border-color: var(--c-primary);
+  background:   var(--c-primary-subtle);
+}
+.exp-kat-tile-icon { font-size: 1.4rem; line-height: 1; }
+.exp-kat-tile-label {
+  font-size:   var(--text-xs);
+  font-weight: var(--weight-medium);
+  color:       var(--c-text-secondary);
+  text-align:  center;
+}
+.exp-kat-tile--sel .exp-kat-tile-label { color: var(--c-primary); }
+
+/* Betrag-Feld mit €-Prefix */
+.exp-betrag-wrap {
+  position:   relative;
+  display:    flex;
+  align-items: center;
+}
+.exp-betrag-prefix {
+  position:    absolute;
+  left:        var(--space-3);
+  color:       var(--c-text-muted);
+  font-weight: var(--weight-semibold);
+  pointer-events: none;
+}
+.exp-betrag-input { padding-left: calc(var(--space-3) + 14px + var(--space-2)) !important; }
+
+/* Form-Label Hint */
+.form-label-hint { color: var(--c-text-muted); font-weight: normal; font-size: var(--text-xs); }
+
+/* Wiederholungs-Sektion */
+.exp-repeat-section {
+  margin-top:    var(--space-4);
+  padding-top:   var(--space-4);
+  border-top:    1px solid var(--c-border-light);
+}
+.exp-repeat-toggle {
+  display:     flex;
+  align-items: center;
+  gap:         var(--space-2);
+  cursor:      pointer;
+  font-size:   var(--text-sm);
+  font-weight: var(--weight-medium);
+  color:       var(--c-text);
+  user-select: none;
+}
+.exp-repeat-toggle-box {
+  width:         18px;
+  height:        18px;
+  border:        1.5px solid var(--c-border);
+  border-radius: var(--radius-sm);
+  background:    var(--c-surface);
+  flex-shrink:   0;
+  transition:    background .15s, border-color .15s;
+}
+.exp-repeat-toggle input:checked ~ .exp-repeat-toggle-box {
+  background:   var(--c-primary);
+  border-color: var(--c-primary);
+}
diff --git a/backend/static/js/app.js b/backend/static/js/app.js
index 59bd4d3..850b1a0 100644
--- a/backend/static/js/app.js
+++ b/backend/static/js/app.js
@@ -3,7 +3,7 @@
    Router, State-Management, Navigation, Initialisierung.
    ============================================================ */
 
-const APP_VER     = '606'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
+const APP_VER     = '607'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
 const APP_VERSION = '1.2.1'; // ← semantische Version, wird bei make release gesetzt
 const IS_STAGING  = location.hostname === 'staging.banyaro.app';
 
diff --git a/backend/static/js/pages/expenses.js b/backend/static/js/pages/expenses.js
index 15d6994..3bed1dd 100644
--- a/backend/static/js/pages/expenses.js
+++ b/backend/static/js/pages/expenses.js
@@ -641,64 +641,106 @@ window.Page_expenses = (() => {
     const isEdit  = !!entry;
     const today   = new Date().toISOString().split('T')[0];
     const formId  = 'exp-form';
+    const selKat  = entry?.kategorie || 'sonstiges';
 
     const dogOptions = (_appState.dogs || []).map(d =>
       `<option value="${d.id}"${entry?.dog_id === d.id ? ' selected' : ''}>${_esc(d.name)}</option>`
     ).join('');
 
-    const katOptions = KATEGORIEN.map(k =>
-      `<option value="${k.id}"${(entry?.kategorie || 'sonstiges') === k.id ? ' selected' : ''}>
-        ${k.label}
-      </option>`
-    ).join('');
+    // Kategorie-Kacheln statt Dropdown
+    const katKacheln = KATEGORIEN.map(k => `
+      <label class="exp-kat-tile${selKat === k.id ? ' exp-kat-tile--sel' : ''}" data-kat="${k.id}">
+        <input type="radio" name="kategorie" value="${k.id}" ${selKat === k.id ? 'checked' : ''} style="display:none">
+        <span class="exp-kat-tile-icon" style="color:${k.color}">${UI.icon(k.icon)}</span>
+        <span class="exp-kat-tile-label">${k.label}</span>
+      </label>`).join('');
 
     const body = `
-      <form id="${formId}">
-        <div class="form-group">
-          <label class="form-label">Datum</label>
-          <input type="date" name="datum" class="form-input"
-                 value="${entry?.datum || today}" required>
-        </div>
+      <form id="${formId}" autocomplete="off">
+
         <div class="form-group">
           <label class="form-label">Kategorie</label>
-          <select name="kategorie" class="form-input" required>
-            ${katOptions}
-          </select>
+          <div class="exp-kat-grid">${katKacheln}</div>
         </div>
-        <div class="form-group">
-          <label class="form-label">Betrag (€)</label>
-          <input type="number" name="betrag" class="form-input"
-                 value="${entry?.betrag || ''}"
-                 min="0.01" step="0.01" placeholder="0,00" required>
+
+        <div style="display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)">
+          <div class="form-group" style="margin-bottom:0">
+            <label class="form-label">Betrag</label>
+            <div class="exp-betrag-wrap">
+              <span class="exp-betrag-prefix">€</span>
+              <input type="number" name="betrag" class="form-control exp-betrag-input"
+                     value="${entry?.betrag || ''}" min="0.01" step="0.01"
+                     placeholder="0,00" required>
+            </div>
+          </div>
+          <div class="form-group" style="margin-bottom:0">
+            <label class="form-label">Datum</label>
+            <input type="date" name="datum" class="form-control"
+                   value="${entry?.datum || today}" required>
+          </div>
         </div>
+
         ${dogOptions ? `
         <div class="form-group">
-          <label class="form-label">Hund (optional)</label>
-          <select name="dog_id" class="form-input">
-            <option value="">— kein Hund zugeordnet —</option>
-            ${dogOptions}
+          <label class="form-label">Hund <span class="form-label-hint">(optional)</span></label>
+          <select name="dog_id" class="form-control">
+            <option value="">— kein Hund —</option>${dogOptions}
           </select>
         </div>` : ''}
+
         <div class="form-group">
-          <label class="form-label">Notiz (optional)</label>
-          <input type="text" name="notiz" class="form-input"
+          <label class="form-label">Notiz <span class="form-label-hint">(optional)</span></label>
+          <input type="text" name="notiz" class="form-control"
                  value="${_esc(entry?.notiz || '')}"
-                 placeholder="z. B. Impfung, Trockenfutter Vorrat …">
+                 placeholder="z.B. Hundesteuer 2026, Allianz Haftpflicht …">
         </div>
+
+        ${!isEdit ? `
+        <div class="exp-repeat-section">
+          <label class="exp-repeat-toggle">
+            <input type="checkbox" id="exp-wiederholen" name="wiederholen">
+            <span class="exp-repeat-toggle-box"></span>
+            <span>${UI.icon('arrows-clockwise')} Automatisch wiederholen</span>
+          </label>
+          <div id="exp-repeat-opts" style="display:none;margin-top:var(--space-3)">
+            <select name="haeufigkeit" class="form-control">
+              <option value="monatlich">Monatlich</option>
+              <option value="quartalsweise">Quartalsweise (alle 3 Monate)</option>
+              <option value="jaehrlich" selected>Jährlich</option>
+            </select>
+            <p style="font-size:var(--text-xs);color:var(--c-text-muted);margin:var(--space-2) 0 0">
+              Der Betrag wird automatisch zum Fälligkeitstermin eingetragen.
+            </p>
+          </div>
+        </div>` : ''}
+
       </form>`;
 
     const footer = isEdit ? `
-      <button type="button" class="btn btn-danger" id="exp-delete-btn">Löschen</button>
-      <button type="submit" form="${formId}" class="btn btn-primary">Speichern</button>
-    ` : `
+      <button type="button" class="btn btn-ghost btn-sm" id="exp-delete-btn"
+              style="color:var(--c-danger);margin-right:auto">
+        ${UI.icon('trash')}
+      </button>
       <button type="button" class="btn btn-secondary" onclick="UI.modal.close()">Abbrechen</button>
       <button type="submit" form="${formId}" class="btn btn-primary">Speichern</button>
+    ` : `
+      <button type="button" class="btn btn-secondary flex-1" onclick="UI.modal.close()">Abbrechen</button>
+      <button type="submit" form="${formId}" class="btn btn-primary flex-1">Speichern</button>
     `;
 
-    const modal = UI.modal.open({
-      title:  isEdit ? 'Ausgabe bearbeiten' : 'Neue Ausgabe',
-      body,
-      footer,
+    const modal = UI.modal.open({ title: isEdit ? 'Ausgabe bearbeiten' : 'Neue Ausgabe', body, footer });
+
+    // Kategorie-Kacheln interaktiv
+    modal.querySelectorAll('.exp-kat-tile').forEach(tile => {
+      tile.addEventListener('click', () => {
+        modal.querySelectorAll('.exp-kat-tile').forEach(t => t.classList.remove('exp-kat-tile--sel'));
+        tile.classList.add('exp-kat-tile--sel');
+      });
+    });
+
+    // Wiederholen-Toggle
+    modal.querySelector('#exp-wiederholen')?.addEventListener('change', e => {
+      modal.querySelector('#exp-repeat-opts').style.display = e.target.checked ? 'block' : 'none';
     });
 
     if (isEdit) {
@@ -718,8 +760,8 @@ window.Page_expenses = (() => {
 
     modal.querySelector(`#${formId}`)?.addEventListener('submit', async (ev) => {
       ev.preventDefault();
-      const fd   = UI.formData(ev.target);
-      const body = {
+      const fd      = UI.formData(ev.target);
+      const payload = {
         kategorie: fd.kategorie,
         betrag:    parseFloat(fd.betrag),
         datum:     fd.datum,
@@ -729,11 +771,21 @@ window.Page_expenses = (() => {
 
       try {
         if (isEdit) {
-          await API.patch(`/expenses/${entry.id}`, body);
+          await API.patch(`/expenses/${entry.id}`, payload);
           UI.toast.success('Ausgabe aktualisiert.');
         } else {
-          await API.post('/expenses', body);
-          UI.toast.success('Ausgabe gespeichert.');
+          await API.post('/expenses', payload);
+          // Auch als Dauerauftrag anlegen wenn gewünscht
+          if (fd.wiederholen) {
+            await API.post('/expenses/recurring', {
+              ...payload,
+              haeufigkeit: fd.haeufigkeit || 'jaehrlich',
+              startdatum:  fd.datum,
+            });
+            UI.toast.success('Ausgabe + Dauerauftrag gespeichert.');
+          } else {
+            UI.toast.success('Ausgabe gespeichert.');
+          }
         }
         UI.modal.close();
         _invalidateCache();
diff --git a/backend/static/sw.js b/backend/static/sw.js
index 1cef344..177e86b 100644
--- a/backend/static/sw.js
+++ b/backend/static/sw.js
@@ -3,7 +3,7 @@
    Offline-Cache + Push Notifications + Tile-Cache
    ============================================================ */
 
-const CACHE_VERSION = 'by-v606';
+const CACHE_VERSION = 'by-v607';
 const CACHE_STATIC  = `${CACHE_VERSION}-static`;
 const CACHE_TILES   = 'ban-yaro-tiles-v1';  // bleibt über SW-Updates erhalten
 const CACHE_API     = 'ban-yaro-api-v1';    // API-Response-Cache