Replyfast
Write better X replies in seconds, in your own voice
Replyfast launched on August 26, 2026 with 1 votes, #11,494 of 23,274 launches that month.
What it does
Replyfast is a Chrome extension for people who want to join more conversations on X without sounding generic. Open any post, choose Friendly, Professional, or Humorous, and get three reply drafts shaped around your profile and positioning. Edit the one you like, paste it into X, and make it yours. Replyfast never posts on your behalf.
Replyfast is an AI X/Twitter reply generator Chrome extension for founders. Create Friendly, Professional, or Humorous drafts, then edit and post in your voice.
Every generate returns Friendly, Professional, and Humorous — one of each. Pick the draft that fits the thread. Open a post, generate, tap a draft. It lands in the composer. No copy-to-ChatGPT loop. Signup grant and purchased packs stay until you spend them. No monthly wipe. Replyfast never sends the reply. You stay on the button. You hit post. With your Scale purchase. First 50 customers only · Worth $1,440. A Chrome extension for X. On a post, it drafts three reply tones so you can keep moving instead of staring at the composer. No. We never send, schedule, or publish a reply. A draft pastes into the composer. You decide whether to post. The three fixed tones on every successful generate.…from replyfast.uk
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