Dev tools · alternatives · 2026
24 alternatives to SendGrid v3 API
SendGrid 💖s Developers
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SendGrid v3 API launched in 2017; newer entries below may have overtaken it.
- 1
Sendbird 3.0▲319Fully customizable chat, voice & video APIs for your app 🐦
2017 · sendbird.com · its alternatives →
- 2
Affordable and scalable email marketing
2015 · twilio.com · its alternatives →
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Sendbird▲227The simplest chat & messaging solution for your app
2016 · sendbird.com · its alternatives →
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Detailed email reporting that drives results
2017 · keen.io · its alternatives →
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Unosend▲205Send transactional + marketing email w/ 99.9% deliverability
Dec 2025 · unosend.co · its alternatives →
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SendX 2.0▲277Growth tools & marketing automation for non-marketers
2017 · sendx.io · its alternatives →
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Sendchamp▲66Multi-channel messaging tool for devs & businesses in Africa
2021 · sendchamp.com · its alternatives →
- 16
Sendbird Calls▲294High-quality voice and video calls inside your app
2020 · sendbird.com · its alternatives →
- 17
Layer Client API▲239Messaging, built for developers - now for web and desktop
2015 · its alternatives →
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NurseGrid▲79Communication & Scheduling Tool Built For Nurses, by Nurses
2015 · nursegrid.com · its alternatives →
- 21
An entirely new experience for docs and developer resources
2016 · dev.twitter.com · its alternatives →
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Monitor your email clicks, opens etc. from your iPhone
2015 · apps.apple.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →