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Product

In-App Voice and Video Calling: Complete Implementation Guide for Product Managers

We've all been in the situation where we're typing out a message in an app and think, "actually, I just need to call this person." In-app voice and video calling is how you add this functionality to your product. With in-app video, your users can talk to each other without jumping to a different app.
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13 min read

60+ Telemedicine Statistics to Know in 2026

Like remote work and home deliveries, the telemedicine industry experienced a surge in demand during the COVID-19 pandemic due to the need for distance and self-isolation. In fact, telehealth usage grew from 37% pre-COVID to 67% during the height of the pandemic. But have those adoption levels remained stable or continued to grow as the
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7 min read

10 Best Artificial Intelligence APIs to Enhance Your Product

Many engineering teams ship AI features via APIs rather than training their own custom models. This shift reflects a broader trend. According to McKinsey, 78% of companies report using AI in at least one function. With demand rising across industries, managed APIs now cover almost every use case, from customer service chatbots to sound effects
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11 min read

10 Proven Customer Engagement Strategy Methods + Examples

Selling a standout product isn't enough. Customers now expect AI-driven personalization and consistent experiences across every channel. 78% of consumers demand it, but only 45% of brands deliver even baseline consistency. A good customer engagement strategy starts to stitch those (and other) gaps together. This post will walk you through ten methods for crafting a
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13 min read

Migration Made Simple: How to Switch from an In-House Build or a 3rd-Party Vendor to Stream Chat

In today's economic climate, every dollar counts. Organizations are under pressure to maximize ROI on their tech stack and scrutinize vendor relationships.  Specifically in the in-app chat service market, there has been a big shift away from technology that is not economically priced and does not effectively scale to meet business requirements. When considering a
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4 min read

How Low-Latency Video Streaming Works

These days, low-latency video streaming is so deeply embedded in current culture that, for those accustomed to TikTok, Twitch, YouTube, or even straightforward video chats, the idea that video could be anything other than millisecond-perfect seems ridiculous. Of course, all those platforms, and really the entire concept of video streaming and video chat, are only
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10 min read

How We Tested Our Video SDK with TestDevLab

Building a Video SDK is an interesting engineering challenge, a geek’s dream of lower-level concurrency primitives, synchronization mechanisms, and intelligent throttling–all working in tight loops. Additionally, you’re negotiating codecs (H.264, VP8/9, AV1), managing lock-free queues to maintain frame flow, and performing bandwidth estimation to ensure video remains smooth and audio stays in sync. Video Challenges
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8 min read

How to Build Automated Moderation From Basic Rules to LLMs

"Discord's AutoMod feature is amazing! How did we get by before that was a thing..." -Reddit user croc122 If you've ever set up a community online, even a small one, you'll have seen the bad side of people. "croc122" knows this. It's not just the flame wars and toxic comments that cause problems; it's also
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12 min read

2026 Guide to App Retention by Rates (with Metrics, Statistics, & Tips)

Stats show that app users in the US, on average, uninstall 48% of the apps they install on their phones after 30 days. This is why mobile app teams must shift their focus to improve retention to set themselves up for long-term success. The truth is that user acquisition isn't enough to secure your mobile
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9 min read