AI Writing

Pieterpost

Pieterpost lets you write or upload a PDF online and they print, stamp, and mail it as a physical letter for you.

Pieterpost logo

Pieterpost

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What is Pieterpost?

Pieterpost is an online service that converts your digital letters and documents into physical mail by printing, stamping, and mailing them through the postal network.

Pieterpost vs Similar AI Tools

Pricing ModelPaidFreePaidFree, Freemium, Free Trial
Free Credits
Key Features
  • Write letter directly in browser
  • Upload PDF, image, or document
  • Single or bulk recipients with personalization
  • Automated complaint letter generation
  • Customizable templates for various flight issues
  • Direct submission to airline customer service
  • Runs locally with no cloud processing
  • Inline autocomplete suggestions in any Mac app
  • Press Tab to accept suggestions
  • On-device predictions without internet
  • Works in any Mac text field
  • Word-by-word or whole-line acceptance
Pros
  • No printer, envelope, or stamp needed
  • Works for international addresses
  • Saves time dealing with airline customer service
  • Increases chances of getting compensation
  • 100% private – all processing happens on your Mac
  • Works in every app, not just browsers or IDEs
  • Private: all processing on-device
  • Works across all Mac apps seamlessly
Cons
  • Delivery estimates can vary due to weekends, holidays, or postal delays
  • Only digital input; no physical pickup option
  • May not guarantee success
  • Limited to airline industry
  • Only available for macOS (requires macOS 14+)
  • Requires 8GB RAM and 3GB disk space for AI model
  • Only available for Apple Silicon Macs
  • Only macOS, no cross-platform support
Best For
  • Sending one-off physical letters quickly
  • Sending official documents that require postal mail
  • Travelers
  • Frequent flyers
  • Mac users who type a lot and want to save time
  • Professionals who send many emails daily
  • Mac users who type frequently
  • Writers, customer support agents, and marketers

How to use Pieterpost?

  1. 1Write your letter online or upload a PDF/image.
  2. 2Add the recipient address (single or multiple).
  3. 3Pay securely and Pieterpost prints, stamps, and mails your letter.

Pieterpost Key Features

  • Write letter directly in browser
  • Upload PDF, image, or document
  • Single or bulk recipients with personalization
  • International mailing
  • No account required
  • Preview before sending

Pieterpost Use Cases

  • Official notices and objections
  • Personal notes and invitations
  • Signed PDFs needing physical delivery
  • One-off letters without buying stamps or envelopes

Pieterpost Pricing & Free Credits

Pieterpost currently operates on a Paid model.

Free Tier

Extra pages

$0.50 per page

Additional pages beyond the first one.

Paid Plans

Base letter

$3.00

Includes first page, full-color printing, and delivery within a few business days.

Base letter

$3.00

Includes first page, full-color printing, and delivery within a few business days.

Extra pages

$0.50 per page

Additional pages beyond the first one.

Pieterpost Pros & Cons

Pros

  • No printer, envelope, or stamp needed
  • Works for international addresses
  • Fast turnaround for Netherlands, Germany, etc.
  • Secure and private (content not saved after processing)

Cons

  • Delivery estimates can vary due to weekends, holidays, or postal delays
  • Only digital input; no physical pickup option

What is Pieterpost best for?

  • Sending one-off physical letters quickly
  • Sending official documents that require postal mail
  • People without access to a printer or stamps

Pieterpost FAQ

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