HelperX

- AI-powered contextual reply generation with persona matching

- Keyword-based tweet monitoring and auto-reply

- X List monitoring and engagement

- Auto-reply to unanswered comments on your posts

- Scheduled posts with up to 4 media attachments

- Auto-repost high-engagement tweets from watched profiles

- Welcome DM sequences for new followers

- Smart unfollow with whitelist protection

- Per-account residential proxy isolation

- AES-256-GCM encryption for auth tokens at rest

- Server-side daily cap enforcement (not client-side)

- Randomized delays between all actions

- Configurable work-time windows

- Author filters: follower count, verification, country blacklist

- Timestamped audit log for every action

- Multi-account slot management

- Crypto payments accepted (BTC, ETH, USDT, USDC)

- Free 30-day trial, no credit card required

- Solo creators growing a personal brand on X from zero — automate replies to relevant tweets in your niche while you focus on creating content

- Digital marketing agencies managing 10-50 client accounts — each account isolated with its own proxy and daily limits, no cross-contamination risk

- SaaS founders doing build-in-public — auto-engage with conversations about your product category, competitors,

and industry keywords

- E-commerce brands driving traffic from X — schedule product announcements, auto-reply to customer mentions, send welcome DMs with discount codes

- Crypto and fintech projects building community — monitor keyword conversations, reply with AI-generated context-aware responses, repost top community content

- Content creators monetizing X audience — warm up new accounts safely, grow follower base with targeted engagement, convert followers via DM funnels

- Growth hackers running multi-account strategies — scale engagement across accounts with per-slot safety controls preventing any single account from exceeding safe thresholds