Email marketing at €0.10 per 1,000 emails with one-time payment, no monthly fees
Newsletter sponsorship platform connecting brands with publishers
Stage
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Founded
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Based in
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Pricing model
Paid
Freemium
Pricing
Lifetime: €89 one-time payment, all features included. Yearly: €79 per year, 14-day free trial available, billed annually. Provider costs: Amazon SES ~€0.10 per 1,000 emails.
Free to join for both brands and newsletters. Brands pay the sponsorship price only after a newsletter accepts. LetterBid keeps 25% of each sponsorship as fee (includes payment processing); newsletters receive 75%.
Key features
Email sequences with conditional branching and auto-stop on reply
Bulk email broadcast campaigns
Inbox warmup and rotation for sender reputation
IMAP inbox sync for unified reply management
Dynamic segmentation with custom fields and tags
Spintax and dynamic merge tags for personalization
Email analytics with open, reply, and bounce tracking
REST API for transactional and marketing sends
Embedded subscribe forms with email verification
DKIM and DMARC configuration and verification
Newsletter discovery with verified audience data
Three sponsorship placement types: dedicated email, sponsored ad, banner ad
Direct, multi-newsletter, and recurring campaign types
Custom offer negotiation with up to 3 counter offers
Payment held in escrow until delivery approval
Verified newsletter badges with audience verification
Delivery reports and brand approval process
Public storefront for newsletters with shareable booking link
Stripe integration for payouts on the 15th of each month
Dispute resolution with LetterBid team intervention
What makes it different
One-time payment model with lifetime access, no recurring subscription fees
Bring your own email provider; keep full control of sender reputation and infrastructure
No per-contact pricing; unlimited contacts and sends included
All features included in single plan with no add-ons or upsells
Cost effectiveness: from €0.10 per 1,000 emails with Amazon SES
Transparent, fixed pricing with no hidden fees or surprise charges
Payment held in escrow and released only after delivery proof and brand approval
Verified audience data for newsletters to reduce guesswork
No upfront payment required; brands pay only after newsletter acceptance
Dispute resolution system with fair split option if sides cannot agree
mailtani
LetterBid