LinkupAPI vs ScoutLayer

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

LinkupAPI compared with ScoutLayer
Detail	LinkupAPI	ScoutLayer
What it does	Connect your users' LinkedIn, email, WhatsApp and iMessage accounts to send messages at scale and get every reply back through one API	Website contact finder that extracts emails, phones and social profiles from any domain
Stage	Not given	Not given
Founded	Not given	Not given
Based in	FR	Not given
Pricing model	Paid	Freemium
Pricing	$55/month for up to 10 connected accounts, $5.50 per account for 11–50 accounts, $5.00 per account for 51–200 accounts, $4.50 per account for 201–640 accounts, $3,000/month flat for unlimited accounts. Dedicated iMessage lines $199/month per line. Unlimited usage on all channels; no per-call fees.	Free: single-domain lookups in the Playground, no signup required. Starter: $19 one time for 2,500 credits. Pro: $49 one time for 10,000 credits. Scale: $199 one time for 50,000 credits. Pricing starts from $3.98 per 1,000 contacts found. No charge when a domain has no valid contact. Every new accou
Key features	LinkedIn messaging, invitations, Sales Navigator InMails, posts and engagement Email outreach from Gmail, Outlook and SMTP with email finder and verification WhatsApp messaging with text, files and voice notes Dedicated iMessage lines with US and UK numbers Real-time webhook delivery of replies and bounces MCP server for Claude, ChatGPT and Gemini integration Device signature binding for account security No-code integration via Make, n8n and Zapier Account health monitoring with real-time alerts	Free single-domain contact lookup in Playground Bulk domain extraction and export Public website email discovery Phone number extraction Official social profile discovery Company profile extraction Source-linked structured results REST API access MCP-compatible agent tool CSV and JSON export
What makes it different	Unified API for four channels with the same request format across LinkedIn, email, WhatsApp and iMessage Account safety prioritized with dedicated infrastructure and real-time monitoring rather than blind limits Price capped at $3,000/month regardless of scale after 640 connected accounts GDPR and CCPA compliant with EU-hosted data and Google-verified security	Live website lookup with cross-page matching and LLM-assisted clustering Built for newly launched and long-tail websites not in traditional databases No charge when no valid contact is found Same result schema across Web, API and MCP Source URLs and confidence attached to every result
Community votes	0	0
DR (Domain Rating by Ahrefs)	42 +1 (up) since last check	3 −1 (down) since last check
Trust Flow (Majestic)	4	0
Citation Flow (Majestic)	31	19
Referring domains (Majestic)	77	33

5 details filled in for both companies.

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