Engineering blog posts - page 2

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11 Lessons you’ll want to remember from App Growth Annual 2025

Scannable takeaways, snackable insights, and tactics you can ship tomorrow

Lorelei Whitman

Lorelei Whitman

November 04, 2025

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What makes an app worth buying? Lessons from BlueThrone’s shift from volume to value
Engineering

What makes an app worth buying? Lessons from BlueThrone’s shift from volume to value

BlueThrone’s Josh Peleg shares what app buyers really value today — from predictable recurring revenue to the marketing moats driving seven-figure exits.

David Barnard

David Barnard

October 15, 2025

SubComposeLayout and BoxWithConstraints internals in Jetpack Compose
Engineering

SubComposeLayout and BoxWithConstraints internals in Jetpack Compose

In this article, you'll dive deep into SubcomposeLayout, the internal mechanisms that power it, how BoxWithConstraints leverages it.

Jaewoong Eum

Jaewoong Eum

October 12, 2025

Understanding SupervisorJob in Kotlin Coroutines
Engineering

Understanding SupervisorJob in Kotlin Coroutines

In this article, you will learn what SupervisorJob is, how it works under the hood, and explored real-world use cases from viewModelScope and the RevenueCat SDK.

Jaewoong Eum

Jaewoong Eum

October 06, 2025

Exploring Modifier.Node for creating custom Modifiers in Jetpack Compose
Engineering

Exploring Modifier.Node for creating custom Modifiers in Jetpack Compose

In this article, you will learn how to create custom modifiers using the three primary APIs, Modifier.then(), Modifier.composed(), and Modifier.Node

Jaewoong Eum

Jaewoong Eum

September 30, 2025

Enhance in-app purchase experiences with slide to unlock in Jetpack Compose
Engineering

Enhance in-app purchase experiences with slide to unlock in Jetpack Compose

In this article, you’ll explore the open-source slide-to-unlock library, built by RevenueCat, and learn how to integrate it with RevenueCat’s in-app purchases in Jetpack Compose

Jaewoong Eum

Jaewoong Eum

September 24, 2025

The Sub Club Podcast

Interviews and deep dives with the experts behind the biggest apps in the world.

Listen now
Engineering

Mark your models as stable with the Compose runtime annotation library

In this article, we’ll look at how to address this issue using the new compose-runtime-annotation library.

Jaewoong Eum

Jaewoong Eum

September 16, 2025

How to hack your app store ratings
Engineering

How to hack your app store ratings

Hack your app store ratings by capturing happy users at the right moment.

Perttu Lähteenlahti

Perttu Lähteenlahti

September 05, 2025

How to win Shipaton part 4: pitching your app
Engineering

How to win Shipaton part 4: pitching your app

How to win Shipaton: Turn your Devpost submission into a story judges remember.

Perttu Lähteenlahti

Perttu Lähteenlahti

September 05, 2025

How Shipaton turned Mansour Mahamat’s hobby app in to a business
Engineering

How Shipaton turned Mansour Mahamat’s hobby app in to a business

How a Jiu-Jitsu black belt used Shipaton to turn a coding experiment into a subscription app used worldwide

Perttu Lähteenlahti

Perttu Lähteenlahti

August 22, 2025

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How to win Shipaton part 3: growing your app
Engineering

How to win Shipaton part 3: growing your app

Tactics to get your first 100 users and show real momentum during Shipaton

Perttu Lähteenlahti

Perttu Lähteenlahti

August 22, 2025

How to win Shipaton part 2: building fast
Engineering

How to win Shipaton part 2: building fast

A time-boxed framework to build, test, and ship your Shipaton app before the clock runs out.

Perttu Lähteenlahti

Perttu Lähteenlahti

August 13, 2025

remember vs rememberSaveable: deep dive into state management and recomposition in Jetpack Compose
Engineering

remember vs rememberSaveable: deep dive into state management and recomposition in Jetpack Compose

Understanding the differences between remember and rememberSaveable by exploring their internal mechanisms, and how they relate to state and recomposition.

Jaewoong Eum

Jaewoong Eum

August 08, 2025

Want to see how RevenueCat can help?

RevenueCat enables us to have one single source of truth for subscriptions and revenue data.

Olivier Lemarié, PhotoroomOlivier Lemarié, Photoroom
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