What is Thanks.io?

thanks.io is a direct mail automation platform and API that sends handwritten-style postcards, letters, notecards, gift cards, and magnetic MagnaCards on autopilot — combining the attention-grabbing power of physical mail with the speed, tracking, and personalization of modern marketing software.

Trusted by 5,000+ businesses since 2017, thanks.io serves real estate agents, e-commerce brands, SMBs, sales teams, agencies, nonprofits, and developers who need to break through digital noise and reach customers in the mailbox.

Mailer types: 4x6, 6x9, and 6x11 postcards; windowed and windowless letters; folded notecards with real stamps; branded gift cards; and 6x9 MagnaCards with a pop-out fridge magnet. Standard or First Class postage, domestic and international.

A proprietary handwriting engine with realistic AI fonts and optional Realism Mode makes machine-generated mail look genuinely hand-written. Per-recipient AI messaging, dynamic images, Google Street View postcards, and replacement variables drive true one-to-one personalization at scale.

Dynamic per-recipient QR codes fire real-time scan notifications via email, SMS, and webhooks, with full analytics by template and list. Campaign automation includes drip, birthday, holiday, Neighbor Blast radius mailers, and evenFLOW paced sending. Lifecycle tools cover address verification, suppression lists, move-on-scan, and address collection landing pages.

Developer-first REST API v2 with OpenAPI spec, OAuth2, webhooks, embeddable widget, and an LLM-friendly MCP server. 500+ native integrations including HubSpot, Salesforce, Shopify, WooCommerce, plus Zapier, Make, n8n, and 8,000+ apps.

No minimums, no commitments, real free tier, Business at $49/mo, Professional at $199/mo, and discounted nonprofit postage from $0.45/piece.

Pricing

Price Starts At:
45¢ per postcard
Price Overview:
No minimums. No commitments. Cancel anytime.

Real free tier - start sending without a credit card.

Yearly billing unlocks an extra subscription discount.

Nonprofits ship postcards from just $0.45/piece.

All-in pricing — print and postage included.
Free Trial Offered?:
Yes

Integrations

Offers API?:
Yes, Thanks.io provides an API
All Thanks.io Integrations
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Screenshots and Video

thanks.io Dashboard

thanks.io Dashboard

thanks.io Dashboard thanks.io Mailer Types thanks.io Message Template

Company Facts

Company Name:
thanks.io
Date Founded:
2017
Company Location:
United States
Company Website:
www.thanks.io
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Product Details

Deployment
SaaS
Training Options
Documentation Hub
Online Training
Webinars
On-Site Training
Video Library
Support
Web-Based Support

Product Details

Target Company Sizes
Individual
1-10
11-50
51-200
201-500
501-1000
1001-5000
5001-10000
10001+
Target Organization Types
Mid Size Business
Small Business
Enterprise
Freelance
Nonprofit
Government
Startup
Supported Languages
English

Thanks.io Categories and Features

Direct Mail Automation Software

A/B Testing
Analytics/Reporting
Campaign Management
Data Import/Export
Delivery Tracking
Design Management
Event Triggered Mailings
List Scrubbing
Mailing List Purchasing
Mailing Services Integration
Pre-made Templates
Printing Services Integration
Response Alerts