SignalX - Write better replies on X, faster
Extension Actions
- Extension status: In-App Purchases
Turn raw thoughts and intent into high-quality replies, directly inside the X timeline in Seconds.
SignalX β write better replies on X without sounding like AI
SignalX is a lightweight Chrome extension built for founders, indie hackers, and creators who want to grow on X by replying faster, smarter, and more consistently β without breaking their flow or leaving the timeline.
No dashboards. No fluff. No fake βAI voiceβ.
Add to Chrome, open x.com, and start replying.
Free-Trial Available!πͺ
π WHY SIGNALX
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Most people know what they want to say on X.
They just overthink it, rewrite it five times, or never hit post.
SignalX fixes that.
It sits directly inside X and helps you:
* turn raw thoughts into sharp replies
* respond faster without sounding robotic
* focus only on high-signal tweets worth engaging with
* highlight tweets related to your niche
No rate limits. No switching tabs.
β‘ CORE REPLY MODES
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β AI Chat Mode (natural & iterative)
Chat with SignalX directly on any tweet.
* understands the tweet + context
* refine your reply in natural language
* remembers previous messages in the same conversation
* adjust tone, length, or angle until it feels right
This feels like thinking out loud, not prompting an AI.
β‘ Intent-Based Replies (one-click speed)
Generate replies based on intent.
* choose from common intents (agree, challenge, add value, question, funny, etc.)
* or write your own custom intent
* generate multiple reply options at once
* edit and post any reply in one click
Perfect when you want speed without sacrificing quality.
β’ Rephrase Your Thought (human polish)
Already know what you want to say?
* paste your raw thought (any language)
* SignalX rewrites it into multiple clean English replies
* keeps your meaning, removes awkward phrasing
You stay in control. AI just sharpens it.
π§ PRODUCTIVITY & SIGNAL
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SignalX is not just about replies.
β High-signal feed ranking β surfaces tweets actually worth engaging with
β Niche Highlighter - Visually surfaces tweets containing the topics you care about
β Noise & ad hiding β less distraction, more focus
β Multiple replies at once β reply to many tweets in parallel
β Simple UI β no learning curve, no clutter
β Usage analytics β understand what works for you
Everything is designed to save time, not add features for the sake of it.
βΎοΈ UNLIMITED & FAST
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* no rate limits
* reply as much as you want
* works directly on x.com
* one-click insert + post
Because SignalX does not use the official X API, youβre not artificially limited.
π PRIVACY FIRST
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SignalX is built with privacy as a default, not a checkbox.
* we never post without your action
* we never sell or share your data
You own your data. Always.
πΈ PRICING (HONESTLY)
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SignalX is intentionally affordable.
You pay for value, not inflated SaaS margins.
BTW, Free Trial is also available. Give it a tryπͺ
β³ WHAT SIGNALX DOESNβT DO (YET)
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* no tweet creation from scratch
* no scheduling or post automation
SignalX is focused on replies and engagement first. Posting tools may come later.
π§βπ» BUILT FOR BUILDERS/CREATORS/FULL-TIME EMPLOYEES
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SignalX is an independent project built by someone who actively uses X to build in public.
- No growth hacks.
- No fake virality promises.
- Just a tool that helps you show up consistently and get things done in minutes which used to take multiple hours.
Any questions/ideas/bugs?? DM @makelifesimple_ on X or email [email protected]
If SignalX saves you time or helps you reply with more confidence, a βββββ review goes a long wayβ€οΈ
SignalX is not affiliated with X Corp. or any of its subsidiaries.