Growmail vs Stannp

Growmail provides print and direct-mail services for businesses sending postcards, brochures, flyers, and letter mailers to selected audiences. Targeting can use neighborhood, ZIP code, route, demographics, income, or interests. Products include Every Door Direct Mail, targeted direct mail, and Discount Zone mailers, with QR-code and call-tracking add-ons for campaign measurement. The Direct Mail Manager API syncs customer data, personalizes postcards, and triggers sends from customer actions. Listed connections include Salesforce, Shopify, Intuit, Capsule, Planning Center, and Zapier; other CRMs can connect through webhooks or API calls. Direct Mail Manager states that it has no batching or minimums and guarantees mailing within 48 hours. Most campaigns are produced and mailed within 5–7 business days after proof approval, and every order includes a digital proof requiring approval. Growmail mails across the continental United States, Hawaii, Alaska, Puerto Rico, and the U.S. Virgin Islands. Pricing is on request, with a New Mover Direct Mail option at $69.95, paid once for a minimum of 100 mailers.

Stannp is a direct-mail platform for creating and managing campaigns of postcards, letters and self-mailers. Users upload data, add a design and schedule mail through the platform, which combines automation, personalization and real-time tracking. Customizable engagement reports and campaign insights help users follow activity. Stannp offers integrations with Zapier, REST API, Make.com, HubSpot and Klaviyo; its API can send mail programmatically from an app, website or CRM. The company says campaigns are printed and mailed the next business day. The free plan costs nothing and includes one user, one template, 50,000 contacts and 20 virtual printer items per month, with no minimum or maximum send volume. Starter costs $12 a month and includes one user, 10 templates, 50,000 contacts and 100 virtual printer items monthly. Stannp provides a knowledge base, 24/7 webchat, phone and email support, with account managers on eligible plans. It states that it follows UK GDPR, the Data Protection Act 2018 and ISO 27001 standards, and uses AES-256 encryption at rest and TLS 1.2/1.3 in transit. It is available through web and API access.