---
title: 'Case Studies'
url: 'https://omnivery.com/resources/case-studies'
markdown: 'https://omnivery.com/resources/case-studies.md'
lang: en
date: '2026-08-11'
description: 'How Kiwi.com and beehiiv use Omnivery: a 17% improvement in unique click rate against SendGrid, and $14.4 million in fraudulent ad spend saved in six months.'
---

Resources

# Customer case studies

Named customers, measured outcomes, and the numbers they agreed to publish. Each case study is also available as a PDF.

## Published case studies

### Kiwi.com: 17% more unique clicks than SendGrid

A European travel platform moved marketing off Mailgun, then ran Omnivery against SendGrid in a split test on transactional mail for twelve months.

 Read the case study[Kiwi.com: 17% more unique clicks than SendGrid](https://omnivery.com/resources/case-studies/kiwi-com)

### beehiiv: $14.4M in fraudulent ad spend saved

A newsletter platform sending 3 billion emails a month found 30% of engagements were non-human, and two thirds of those malicious.

 Read the case study[beehiiv: $14.4M in fraudulent ad spend saved](https://omnivery.com/resources/case-studies/beehiiv)

## Want the same measurement on your sending?

Both outcomes came from measuring per receiver and separating human engagement from automated activity. Talk to us about what your own numbers look like.

 [Talk to us](mailto:sales@omnivery.com)[See Bot Detection](https://omnivery.com/products/bot-detection)

---

## Navigation

- Parent: [Resources](https://omnivery.com/resources.md)
- Next: [Guides](https://omnivery.com/resources/guides.md)
- Children:
  - [beehiiv](https://omnivery.com/resources/case-studies/beehiiv.md)
  - [Kiwi.com](https://omnivery.com/resources/case-studies/kiwi-com.md)