find what's working on 𝕏,
write it in your voice,
post it on schedule.
Viral post discovery, a voice-matched AI writer, a scheduler, a small set of assisted automations you configure and can pause anytime, and analytics that show what's actually working. Unlocks when you connect your X account.
Included on Creator plan ($29/mo) and above · 7-day free trial · no card required
Discover what's already going viral
PostAI surfaces high-performing public posts in your niche — so you always know what to post about.
Daily Viral Inspiration
start every day with proven ideas
PostAI surfaces high-performing posts in your niche daily so you're never guessing what to create next.
Niche-Specific Curation
Only viral posts relevant to your space — filtered by topic and format.
Performance-Backed Selection
Ideas ranked by real public engagement data, not editorial picks.
Daily Momentum
Open the app knowing exactly what to post.
Most people overestimate what they can do in 1 year and underestimate what they can do in 10…
I sold my car, moved into a small apartment, and cut all unnecessary expenses. Not because I had to…
Writing online is the highest ROI activity available to any entrepreneur…
Illustrative product mockup, not a real account or real post.
Ready To Post
a wall of content ideas, written in your voice
PostAI generates a stream of draft posts combining your writing style with what's trending across the web today. No brainstorming required.
Trend-Driven Content
Drafts generated from real conversations trending right now.
Voice-Matched Writing
Every draft is crafted to sound like you, not generic AI.
Instant Publishing Pipeline
Scroll, refine if needed, and post. Your content queue is always full.
Trend-Based Inspiration
stay ahead of what's rising
Spot emerging conversations, formats, and angles before they peak — and create before the saturation hits.
Real-Time Trend Signals
See what's accelerating now, not yesterday.
Format Awareness
Identify structures gaining traction in your niche.
Early-Mover Advantage
Create before everyone copies it.
Create and schedule in minutes, not hours
AI drafts posts in your voice, helps you refine them, and schedules them for when your audience is most active.
Topic
Why most founders fail at content creation
Generated draft · post format
Most founders fail at content because they treat it like marketing.
It's not marketing. It's teaching.
The moment I started sharing what I was learning (not what I was selling), everything changed.
Document the journey. The audience builds itself.
Rewrite with AI
refine faster. sound sharper.
PostAI remixes your drafts without losing your tone. It reads your past content to match how you write — you review and approve every post before it goes out.
Tone-Matched Variations
Keeps your personality intact — no generic AI voice.
Instant Optimization
Upgrade hooks, clarity, and flow in seconds.
Thread Generator
Expand any idea into a full multi-post thread.
Smart Scheduler
post when reach is highest. every time.
PostAI suggests posting times based on typical audience activity patterns, and publishes scheduled posts automatically once you've approved them.
Audience Activity Mapping
Suggests when your followers are likely to be online.
Automatic Timing Decisions
Queue posts in advance instead of guessing manually.
Consistency Engine
Maintain posting output without burning out.
Assisted Automations
a small set of automations, with limits you control
Configure a handful of rule-based automations — reposting your own top posts, plugging your CTA when a post takes off, cleaning up old low performers. Every automation runs through X's official API within its rate limits, and you can pause any of them instantly.
Auto Repost
Reposts your own published posts after a delay you set, on the days you choose.
Auto Plug
Replies with your CTA once one of your own posts crosses an engagement threshold. Niche targeting isn't offered — X's API restricts replies to accounts you haven't engaged with.
Auto Delete
Removes your own low-performing posts past an age/engagement threshold. Permanent — can't be undone.
Auto DM
Configurable in your dashboard, but currently non-functional: X's DM API requires elevated access PostAI does not have yet, so no DMs are actually sent.
Engage smarter. Grow faster.
Find the right conversations, build real relationships, and track what's actually driving your growth.
Engagement Growth Engine
turn interaction into predictable growth
PostAI shows you where to engage for maximum visibility — strategic replies, not random commenting.
Strategic Engagement Feed
See posts worth replying to right now, sorted by reach potential.
Visibility-Boosting Replies
Draft responses designed to attract followers — you post them.
Engagement-to-Follower Tracking
Measure growth signals from each interaction.
Unified Mentions Hub
never miss a high-value interaction
All your X mentions centralized. Prioritized by importance. Reply without losing context.
Cross-Account View
All mentions in one place with full conversation context.
Streamlined Responses
Reply faster without switching tabs.
Priority Sorting
High-follower mentions surface first.
Growth Analytics
know exactly what's working and why
PostAI goes beyond surface metrics to reveal the patterns driving your growth.
Performance Breakdown
See why posts succeed or fail — hooks, formats, timing.
Audience Behavior Insights
Understand what triggers your followers to engage.
Double-Down Signals
Identify your winning themes and scale what works.
Chat with Any Profile
Ask AI questions about any public X account's post history and patterns.
5.2M
impressions
+18%
4,230
followers
+312
6.8%
eng. rate
+0.4%
Illustrative product mockup with sample numbers.
built for serious creators
Whether you're validating ideas, building in public, or monetizing influence — PostAI adapts to how serious you are about growth.
Indie Hackers
Ship faster, test in public, grow with structured content.
Web Creators
Post better. Stay consistent. Grow your audience daily.
Traders & Analysts
Signal > noise. Share insights that build trust.
Founders
Build distribution alongside product. Repeatable growth engine.
Influencers
Convert attention into income with structured posting.
frequently asked questions
Everything you need to know about growing on X with PostAI.
How do I grow on X (Twitter) without ads?
Organic X growth comes down to three things: posting proven content formats consistently, replying strategically to larger accounts in your niche, and posting when your audience is online. PostAI helps with all three — it surfaces viral post formats from your niche daily, shows you high-visibility posts worth replying to, and schedules your posts at peak activity times.
How long does it take to grow an audience on X?
Most creators who post 1-3 times per day and reply consistently see meaningful traction within 30-90 days, though results depend heavily on niche, consistency, and content quality — expect compounding growth rather than overnight spikes.
What tools help with X growth?
The essentials are a viral content research tool, an AI writer that matches your voice, a smart scheduler, and analytics that show what's working. PostAI combines these in one platform — viral discovery, voice-matched AI writing, assisted automations, and analytics — instead of stacking several separate subscriptions.
Is X automation safe for my account?
PostAI's X automations run through the official X API within its published rate limits, not through scraping or credential sharing. Each automation type has its own limits (see below) and can be paused instantly. Some automation types are constrained by what X's API currently allows — we say so explicitly rather than silently degrading.
How do PostAI's X growth tools work?
Connect your X account and X Growth Mode unlocks: PostAI analyzes public post data to surface viral formats in your niche, helps you write posts in your voice, schedules them at optimal times, and offers a small set of assisted automations you configure and can pause at any time. It's included on the Creator plan ($29/mo) and above, with a 7-day free trial.
one platform for 𝕏 growth.
Simple pricing for the full PostAI Growth OS. No stacked tools, no hidden add-ons.
X Growth Mode included on Creator plan ($29/mo) and above