LeadShark vs Ballast

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

LeadShark compared with Ballast
Detail	LeadShark	Ballast
What it does	LinkedIn lead magnet automation that auto-replies to commenters and delivers resources in DMs	Cold email software priced by emails sent, with unlimited mailboxes and seats on every plan
Stage	Startup	Not given
Founded	2024	Not given
Based in	EE	Not given
Pricing model	Freemium	Paid
Pricing	Free trial: 7 days, no card required. Paid plans: Pro $39/mo (monthly) or $390/yr, Pro+ $59/mo (monthly) or $590/yr, Apex $119/mo (monthly) or $1190/yr. Agency plan APEX+: $186/mo for 1 Apex + 2 Pro+ profiles, or $249/mo for all 3 on full Apex.	Starter: $19/month for 20,000 emails. Growth: $39/month for 125,000 emails. Pro: $79/month for 300,000 emails. Scale: $149/month for 750,000 emails. Agency: $349/month for 2,000,000 emails. Yearly billing costs ten months for twelve. All plans include unlimited mailboxes, seats, warmup, Unibox, API
Key features	Auto-reply to post commenters with preset templates Deliver lead magnets via DM automatically Email-gated landing pages (Pro+: 100, Apex: unlimited) Multiple account management for agencies (APEX+) Apex MCP integration with Claude, ChatGPT and Cursor Lead scoring with ICP fit labels Webhook integrations and REST API CRM and newsletter sync (Kit, Beehiiv) Schedule and auto-repost with automation pre-attached	Unlimited mailboxes on every plan Email warmup outside monthly quota A/B test email sequences with up to 5 variants per step Unified inbox for all mailbox replies Static mail-only IP network for deliverability Automatic bounce rate monitoring and campaign pause Inbox placement tests to check spam folder Free domain checker tool
What makes it different	Focuses on inbound engagement from organic post comments rather than outbound spam Safety limits learned from 10M+ real LinkedIn actions Uses preset templates, never AI-generated replies to avoid spam risk AI agent integration through Apex MCP for hands-off automation Can automate existing lead magnets with Partially Engage mode	Priced by emails sent, not by mailboxes, seats or add-ons Automatic pacing and ESP matching to protect deliverability Import tool with full row explanation for skipped leads
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	53 +1 (up) since last check	18 +3 (up) since last check
Trust Flow (Majestic)	18	5
Citation Flow (Majestic)	35	23
Referring domains (Majestic)	237	16

5 details filled in for both companies.

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