Unsubscribe from all YouTube channels at once

// Responsive Muse · Unsubscribe From All YouTube Channels · v1.1 · 2026-10-22
// Unsubscribes you from every channel, except the ones you list in KEEP.
// Runs only on youtube.com/feed/channels. It counts first and asks before changing anything,
// then clicks the same Unsubscribe button and confirmation you would. It makes no network
// requests of its own and never reads cookies, passwords or tokens.
(async () => {
  const TOOL = 'Unsubscribe from all channels';
  const KEEP = [];        // channels to keep, by name or @handle, e.g. ['@mkbhd', 'Veritasium']
  const LIMIT = 0;        // stop after this many channels (0 = no limit)
  const DELAY = 900;      // pause between actions, in milliseconds

  if (location.hostname !== 'www.youtube.com' || location.pathname !== '/feed/channels') {
    alert('Open your subscriptions first (signed in):\nhttps://www.youtube.com/feed/channels');
    return;
  }
  // A small box on the page shows progress and asks before changing anything,
  // so you never need to read or edit the console.
  const many = (n, word) => `${n} ${word}${n === 1 ? '' : 's'}`;   // 1 video, 2 videos
  const panel = (() => {
    const box = document.createElement('div');
    box.style.cssText = 'position:fixed;right:16px;bottom:16px;z-index:2147483647;width:340px;max-width:calc(100vw - 32px);' +
      'background:#111318;color:#e6e8ee;font:14px/1.5 system-ui,sans-serif;border-radius:12px;padding:16px;' +
      'box-shadow:0 8px 30px rgba(0,0,0,.4);text-align:left';
    const head = document.createElement('strong');
    head.textContent = TOOL;
    const msg = document.createElement('p');
    msg.style.cssText = 'margin:8px 0 12px;white-space:pre-line';
    const row = document.createElement('div');
    row.style.cssText = 'display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end';
    box.append(head, msg, row);
    document.body.append(box);
    const button = (label, primary, onClick) => {
      const b = document.createElement('button');
      b.textContent = label;
      b.style.cssText = 'font:600 14px system-ui,sans-serif;padding:8px 14px;border-radius:8px;cursor:pointer;' +
        (primary ? 'background:#0f766e;color:#fff;border:1px solid #0f766e' : 'background:none;color:#e6e8ee;border:1px solid #3a3f4b');
      b.onclick = onClick;
      row.append(b);
    };
    return {
      text(t) { msg.textContent = t; },
      ask(t, yes) {
        msg.textContent = t;
        row.replaceChildren();
        return new Promise(r => {
          button('Cancel', false, () => { row.replaceChildren(); r(false); });
          button(yes, true, () => { row.replaceChildren(); r(true); });
        });
      },
      stoppable(onStop) { row.replaceChildren(); button('Stop', false, onStop); },
      actions(t, list) {
        msg.textContent = t;
        row.replaceChildren();
        list.forEach(([label, primary, run]) => button(label, primary, run));
      },
      finish(t) { this.actions(t, [['Close', true, () => box.remove()]]); },
      close() { box.remove(); },
    };
  })();
  const sleep = ms => new Promise(r => setTimeout(r, ms));
  // Wait until something shows up on screen (menus can take a moment to open)
  const visible = e => e.getClientRects().length > 0;
  const waitFor = async (find, ms = 4000) => {
    for (let t = 0; t < ms; t += 150) {
      const hit = find();
      if (hit) return hit;
      await sleep(150);
    }
    return null;
  };
  const keep = new Set(KEEP.map(k => k.trim().toLowerCase()));
  const text = (el, sel) => (el.querySelector(sel)?.textContent || '').trim();
  const kept = el => keep.has(text(el, '#channel-title #text').toLowerCase()) || keep.has(text(el, '#subscribers').toLowerCase());
  // The button that unsubscribes is labelled "Unsubscribe from <channel>" (also in other languages)
  const UNSUB = /^(unsubscribe|cancelar (la )?suscripción|anular suscripción|cancelar inscrição|se désabonner|désabonner|abo beenden|annulla iscrizione)/i;
  const unsubButton = el => [...el.querySelectorAll('#subscribe-button button[aria-label]')]
    .find(b => UNSUB.test(b.getAttribute('aria-label')));
  const done = new Set();   // each channel is handled once, even if YouTube is slow to update the button
  const channelId = el => el.data?.channelId || text(el, '#channel-title #text');
  const subscribed = () => [...document.querySelectorAll('ytd-channel-renderer')]
    .filter(el => !kept(el) && !done.has(channelId(el)) && unsubButton(el));

  // 1. Load the whole list
  let last = -1, idle = 0;
  while (idle < 3) {
    window.scrollTo(0, document.documentElement.scrollHeight);
    await sleep(1200);
    const n = document.querySelectorAll('ytd-channel-renderer').length;
    idle = n === last ? idle + 1 : 0;
    last = n;
    panel.text(`Loading your subscriptions… ${n} channels`);
  }
  const total = LIMIT ? Math.min(LIMIT, subscribed().length) : subscribed().length;
  if (!total) {
    panel.finish(keep.size ? 'Only the channels you chose to keep are left.' : 'You are not subscribed to any channel.');
    return 0;
  }

  // 2. Ask
  const kept_ = keep.size ? `\nKeeping: ${KEEP.join(', ')}` : '';
  if (!await panel.ask(`Unsubscribe from ${many(total, 'channel')}?${kept_}\nThis can't be undone.`, `Unsubscribe ${total}`)) {
    panel.finish('Cancelled. Nothing was changed.');
    return 0;
  }

  // 3. Unsubscribe one by one: the button, then YouTube's confirmation dialog
  let stop = false;
  panel.stoppable(() => { stop = true; });
  let count = 0;
  while (!stop && count < total) {
    const el = subscribed()[0];
    if (!el) break;
    done.add(channelId(el));
    const name = text(el, '#channel-title #text');
    el.scrollIntoView({ block: 'center' });
    unsubButton(el).click();
    const dialog = await waitFor(() => [...document.querySelectorAll('yt-confirm-dialog-renderer')].find(visible));
    const confirm = dialog && [...dialog.querySelectorAll('button')].pop();
    if (!confirm) {
      panel.finish(`Unsubscribed from ${count}, then YouTube showed no confirmation for ${name}.\nYouTube may have changed its layout: please report it on responsive-muse.com.`);
      return count;
    }
    confirm.click();
    // Wait for the dialog to close, so the next channel doesn't reuse it
    await waitFor(() => !visible(dialog) || null);
    count++;
    panel.text(`Unsubscribing… ${count} of ${total}\n${name}`);
    await sleep(DELAY);
  }
  panel.finish(`${stop ? 'Stopped' : 'Done'}: unsubscribed from ${count} of ${many(total, 'channel')}.\nReload the page to see the result.`);
  return count;
})();