Letterbox

 Contact forms without the hassle

Pricing

Simple, transparent pricing for contact forms

Free tier

Free /month
5 per week

Ideal for testing Letterbox

  • ✓ Up to 2 contact forms
  • ✓ 1 recipient
  • ✓ Manual API key renewal
Get Started

Starter tier

$2.50 /month
10 per week

Personal blogs and less busy sites

  • ✓ Up to 4 contact forms
  • ✓ 2 recipients
  • ✓ Auto API key renewal
Get Started
Popular

Standard tier

$6 /month
25 per week

Several minor sites

  • ✓ Up to 10 contact forms
  • ✓ 5 recipients
  • ✓ Full spam mitigation
Get Started

Pro tier

$12 /month
15 per day

More popular sites

  • ✓ Up to 50 contact forms
  • ✓ 20 recipients
  • ✓ Custom hosted form URI
Get Started
Coming Soon

Business tier

$75 /month
50 per day

Commercial sites

  • ✓ Everything in Pro
  • ✓ Custom branding
  • ✓ Dedicated support
Coming Soon

Enterprise

$395+ /month
500+ per day

Busy customer facing sites

  • ✓ Everything in Business
  • ✓ Custom SLA
  • ✓ Volume discounts
Limits explained
  • Volume limits are not hard limits
  • The volume limits on the lower tiers have a low tolerance
  • We will contact you if you exceed to your limit regularly
  • Exceeding the limit substantially or consistently may result in temporary suspension of your account
Prices and terms subject to change, at any time. 6 months notice of any price and term changes for existing customers.

Free tier

Ideal for trial and minor temporary personal use

Only intended for testing Letterbox, and not for long term use

  • Price per month: Free
  • Message volume allowance: 5 messages per week
  • Max 2 contact forms
  • Max 1 recipient
  • No custom hosted form URI
  • No message archives
  • API keys have a short exipiry
  • API keys do not automatically renew/extend
  • Limited spam mitigation
  • Further restrictions apply
  • Support possible
Starter tier

Quiet websites and personal blogs

  • Price per month: From $2.50
  • Message volume allowance: 10 messages per week, 45 per month
  • Max 4 contact forms
  • Max 2 recipients
  • Everything the Free tier has, as well as:
  • API keys has a longer exipiry
  • API keys automatically renew/extend
  • Some restrictions still apply
  • Support available
Standard tier

Several minor sites with some messages

  • Price per month: From $6
  • Message volume allowance: 25 messages per week, 100 per month
  • Max 10 contact forms
  • Max 5 recipients
  • Everything Starter tier has, as well as:
  • No restrictions
  • Spam mitigation
  • Support guaranteed
Pro tier

Suitable for more popular sites, minor business sites

  • Price per month: From $12
  • Message volume allowance: 10 messages per day, 70 per week
  • Max 50 contact forms
  • Max 20 recipients
  • Everything Standard tier has, as well as:
  • Custom hosted form URI⚑
  • Message archives⚑
  • API access⚑
Business tier
Coming Soon

Commercial sites with normal message volumes

  • Price per month: From $75
  • Message volume allowance: 50 messages per day, 350 per week
  • Max 250 contact forms
  • Max 100 recipients
  • Everything Pro tier has, as well as:
  • Additional form fields⚑
  • Message templating⚑
  • Message analytics⚑
  • Enhanced API access⚑
  • Quick support response
  • Detailed SLAs
Enterprise tier
Coming Soon

Busy customer facing sites with high message volumes

Custom limits and features to suit your needs

  • Price per month: Starting from $395
  • Message volume allowance: From 500+ messages per day
  • Unlimited contact forms and recipients
  • Everything Business tier has, as well as:
  • Custom domain⚑
  • Custom sender address⚑
  • Customisable spam mitigation⚑
  • Complete API access⚑
  • Direct contact support
  • Enhanced SLAs

Contact for more details ⇨