ListRiver vs HelloHop

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

ListRiver compared with HelloHop
Detail	ListRiver	HelloHop
What it does	Clean, filterable business lists from official state records with monthly refreshes	Independent WhatsApp API for developers with signed webhooks and group management
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	TH
Pricing model	Not given	Freemium
Pricing	Free API tier: 500 records per month. Monthly plans: $50/month for 5,000 records, $100/month for 12,000 records, $200/month for 28,000 records, $450/month for 75,000 records. Prepaid packs: $50 for 5,000 records, $75 for 7,500 records, $100 for 10,000 records (expire 12 months after purchase). List	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.
Key features	REST API with JSON responses Filter by state, city, county, ZIP code, NAICS industry code, entity type, and formation date Free count action to preview results before using records Enriched data including emails, phone numbers, social media links and business contacts Pay-in-6 financing for U.S. businesses with no interest or fees 91 data fields available across different list types Cursor-based pagination for resuming data pulls without paying twice Business credit data enrichment from SMBCredit.net	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)
What makes it different	Data from official state registries only, not aggregated from other sources Standardized data across all states with duplicates removed Pay-in-6 financing builds business credit with Experian and SMBCredit No verification needed to pay in full; instant business verification for Pay-in-6 Data accuracy corrections available from businesses themselves	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
Community votes	0	0
DR (Domain Rating by Ahrefs)	12 no change since last check	27 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	16	16
Referring domains (Majestic)	2	3

4 details filled in for both companies.

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