AI growth agent that replies to Build in Public community posts from your own browser
Turn your photos into captions in your voice for social media
Stage
Startup
Startup
Founded
2024
2026
Based in
Not given
Not given
Pricing model
Paid
Free
Pricing
Growth Agent Plan: $29.99/month (includes autonomous Build in Public replies, Search Post, Target Monitoring, and Smart DM). Tools Plan: $9.99/month (all three tools without the autonomous agent).
Free to download and use. Optional one-time tips support development.
Key features
Autonomous Build in Public replies up to 50 per day
Runs on your own machine with real browser fingerprint
Search Post tool to find relevant posts by keyword, engagement, and recency
Target Monitoring to watch up to 10 accounts in real time
Smart DM for personalized warm messages to new followers
Chrome extension with AI reply suggestions and voice-to-tweet
Human-paced engagement with author cooldowns
Multi-language support including English, Chinese, Spanish, Japanese, Korean, German, French, and Hindi
Tweet Value estimation showing ad value based on impressions and engagement
Activity Overview chart showing posting and reply patterns over time
AI-generated captions in six tones
Photo editing with cropping and filters
Platform-specific post previews
Support for 5 social platforms
Post scheduling for X and LinkedIn
Editable captions before sharing
User permission required to publish
Schedule posts 10 minutes to 30 days ahead
What makes it different
Runs on your own machine with your real fingerprint, not from external data centers
Avoids duplicate posts and respects author cooldowns to stay safe and natural
Targeted engagement in Build in Public community focused on real builders
Human-paced replies that look like natural account activity
Includes three tools (Search Post, Target Monitoring, Smart DM) in one subscription
Write in your own voice with adjustable tones and editable AI captions
Preview posts on each platform before sharing
Complete photo editing within the app while keeping original safe
One moment shared across five platforms with tailored previews
XJumper