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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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AI Social Replier
✓ verifiedPaid
Chrome extension that auto-generates AI replies to social media comments and messages with flat per-generation pricing.
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PostSyncer
✓ verifiedFreemium
Multi-network social scheduler with an AI content studio and an MCP/API layer so agents like Claude can post directly.
103K visits/mo
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TweetStorm.ai
✓ verifiedFreemium
Browser-extension toolkit for X that bundles AI tweet/hashtag/bio generation with bulk cleanup and scheduling tools.
73K visits/mo4.8K saves
Pricing
Starter: €5/month (500 AI reply generations)
Pro: €50/year (6000 AI reply generations)
Unlimited: €20/month (unlimited AI reply generations)
No public pricing
Free: $0/mo (20 credits/month, 1 X account)
Professional: $12/mo (250 credits/month, 2 X accounts)
Agency: $29/mo (700 credits/month, 5 X accounts)
Elite: $49/mo (1,500 credits/month, unlimited X accounts)
Core features
- ✦AI-generated contextual replies to comments and messages
- ✦Custom prompts to set brand voice or persona
- ✦Automatic language detection and matching replies
- ✦Chrome extension workflow (click to generate a reply)
- ✦Flat monthly/annual plans with pay-per-generation overage
- ✦Visual content calendar across 11+ networks
- ✦AI Studio for captions, images and short-form video
- ✦Unlimited team members with approval workflows
- ✦MCP server and CLI for AI agents (Claude, Cursor, ChatGPT)
- ✦REST API, OAuth and webhooks for automation
- ✦Multi-brand workspaces
- ✦Performance analytics
- ✦AI tweet, hashtag, bio, and handle generators
- ✦Bulk deletion, unliking, and unfollowing with smart filters
- ✦Advanced tweet search with saved queries
- ✦Voice cloning for personalized AI writing on paid plans
- ✦Tweet and thread scheduler with queue management
- ✦Tweet screenshot generator with customizable styling
Use cases
- →Social media managers handling high comment volume
- →Small business owners maintaining engagement without a dedicated team
- →Influencers replying quickly and consistently to followers
- →Teams cross-posting to many social networks from one calendar
- →Agencies managing multiple client brands with approvals
- →Developers automating posting via API/webhooks
- →Users delegating drafting and scheduling to an AI agent over MCP
- →Users cleaning up years of old tweets in bulk
- →Creators wanting AI-generated content and consistent scheduling
- →Agencies managing multiple X accounts under one tool
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