Datasigma vs Ballast

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

Datasigma compared with Ballast
Detail	Datasigma	Ballast
What it does	B2B contact data from public web sources with verified emails and source citations	Cold email software priced by emails sent, with unlimited mailboxes and seats on every plan
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Paid
Pricing	Free plan: 100 credits (one-time). Starter: $99/month with 2,000 credits. Growth: $189/month with 5,000 credits. Pro: $499/month with 15,000 credits. One credit reveals a contact's email and phone number.	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	101M+ verified business contacts indexed from public web sources Source URL citation on every record for verification Real-time email verification and validation Advanced search filters by industry, location, and company size CSV export with verified contact data Exclude existing contacts and suppress lists API access for programmatic data retrieval MCP integration for AI agents CRM and data enrichment integration 2 in 3 contacts not on other prospecting platforms	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	Most contacts not available on LinkedIn or other prospecting platforms Every contact has a public source URL to verify the data Indexes the open web instead of reselling the same LinkedIn lists Pay only for contacts you actually use Real-time email validation with automatic credit refunds for invalid emails	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)	Not checked yet no change since last check	18 +3 (up) since last check
Trust Flow (Majestic)	1	5
Citation Flow (Majestic)	22	23
Referring domains (Majestic)	6	16

5 details filled in for both companies.

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