Honestly, there’s very little to highlight positively given our experience. While Twilio does offer a wide range of communication APIs (SMS, voice, etc.), the overall usability and support experience significantly overshadow any potential benefits. The platform might be powerful in theory, but in practice, the lack of responsive support and clarity makes it difficult to take advantage of those features effectively.

The best thing about Twilio is that it doesn’t get in its own way. It’s flexible enough to grow with you, rather than becoming a bottleneck the moment you start to scale. From a UX standpoint, they’ve nailed the "developer-first but human-friendly" balance. The console is clean, and even if you aren’t a coder, you can jump in to check logs or usage without feeling like you’re staring at the Matrix. Their documentation is arguably the gold standard—it actually makes the implementation process feel smooth rather than like a chore. Where it really wins is how it plays with others. It plugs into CRMs like Salesforce or custom stacks so seamlessly that communication starts feeling like a built-in part of your workflow rather than a separate app you have to manage. Plus, the reliability is rock solid; you aren't constantly checking to see if messages actually went through. The catch? It’s not the cheapest, and you definitely need to keep an eye on your billing as you grow. But for the ROI you get in automation and global reach, the trade-off usually makes sense. If you have the technical talent to steer it, Twilio is easily one of the most powerful engines you can put under the hood of your customer engagement strategy.

1. We can reuse the sender list that we used for other campaigns. 2. I can design an email template according to our required design. 3. I can create different conditions to analyse the campaign. 4. Performance is good. 5. I integrated with Excel via app script, working fine.