HelloHop vs Signa

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

HelloHop compared with Signa
Detail	HelloHop	Signa
What it does	Independent WhatsApp API for developers with signed webhooks and group management	Global trademark API for search, screening, and monitoring across major trademark offices
Stage	Not given	Not given
Founded	Not given	Not given
Based in	TH	CY
Pricing model	Freemium	Not given
Pricing	Free sandbox: 180 messages per day, 10 new chats per month, 1,500 API calls per month. Paid channels: 1-4 channels $25 USD per month or $240 USD per year each; 5-9 channels $20 USD per month or $192 USD per year each; 10+ channels $11 USD per month or $106 USD per year each.	Free plan: 10,000 credits on signup plus 1,000 credits per month. Starter: $99/month (billed yearly) with 20,000 credits per month, $10 per 1,000 extra credits. Growth: $399/month (billed yearly) with 100,000 credits per month, $5 per 1,000 extra credits. Scale: $999/month (billed yearly) with 500,0
Key features	Send and receive WhatsApp messages Signed HMAC-SHA256 webhooks Group and community management Media support (images, video, audio, documents) Health panel with five readings per number Unlimited messages on paid channels Test delivery webhooks MCP server for AI agents Durable webhook outbox with retries Number warm-up and rate limiting (HopGuard)	Exact, fuzzy, phonetic and lookalike matching across trademarks 40M+ trademark records from USPTO, EUIPO, WIPO, UKIPO and national registers REST API with webhooks and consistent schema across all registers Sub-1 second typical search response times 99.9% uptime target Trademark screening to flag conflicts before name commitment Product listing scan with automatic brand term extraction Trademark monitoring with alerts for new similar filings AI-assisted risk detection for fuzzy and lookalike matches Synchronous listing checks inline during publishing workflows
What makes it different	Independent API not requiring Meta approval or per-conversation fees Flat pricing per number with no per-message fees Live in minutes with just a QR code scan Signed webhooks with outcome unknown state Free sandbox that never expires	One unified API covers all major trademark registers instead of separate integrations Automatic brand term extraction from product listings without seller input Stateless API stores no customer catalog or query data by default
Community votes	0	0
DR (Domain Rating by Ahrefs)	27 no change since last check	5 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	16	23
Referring domains (Majestic)	3	25

5 details filled in for both companies.

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