BuzzWire

BuzzWire turns comments, story replies and DM keywords into automatic DMs — free forever, paced inside Meta's published rate limits.
When someone comments a keyword on your post or Reel, BuzzWire DMs them your link instantly — through the official Instagram API, inside Meta's 200/hr cap. Free forever with unlimited automations and no contact caps. Pro adds in-DM lead capture, $9.99.