This API detects personal information like email addresses and phone numbers. If you're building some sort of marketplace, use this API to monitor for when customers are trying to move conversations off your platform.

From $9 per month

This API lets you send handwritten notes to your customers or contacts. The notes are actually written by robots, not printed with a handwriting-style font. Use this to send handwritten letters to your key customers or prospects.

$3.55 per use

This API lets you create, fill, and e-sign PDFs. Use it to automate document workflows such as contract generation, e-signature requests, and more.

From $0.10 per usage

This API lets you plant trees, which can help improve the planet. Use it to incentivise user actions, for example, plant a tree every time a customer leaves a review or makes a purchase. You could even use this to make a carbon offsetting tool or let customer roughly offset purchases at checkout.

$1 per tree (paid directly to reforestation organization)

This API lets you create & send physical mail, like post cards and letters. Use it to send letters to VIP customers or automate sending important documents, like contracts.

Starting at $0.67 per letter