When it comes to Instagram DM automation, ReplyRush and Wati.io serve different needs: ReplyRush is laser-focused on IG and FB DMs with dedicated features like comment-to‑DM triggers, Story/Reels auto‑responses, SendBack for missed DMs, high‑volume rate‑limiting, queue overflow for viral posts, email capture, link‑click analytics, and support for up to three accounts. In contrast, Wati.io is a broader omnichannel support tool that includes Instagram messaging alongside WhatsApp and Messenger, offering organized inboxes, AI-bot lead capture, tags, filters, and out‑of‑office automation, but lacks DM resend, overflow queue, and advanced safety controls unique to Instagram growth automation wati.io. For creators or brands prioritizing targeted, powerful Instagram-first DM flows and engagement safeguards, ReplyRush delivers a more scalable, feature-rich, and creator-centric solution.