News and Blog

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Insights into International App Performance, Part 2

This post is a follow-up to Insights into International App Performance, which I posted on April 15th.  A couple weeks ago, I wrote an article comparing the relative value of our apps’ international downloads. I had hoped to find a specific territory where revenue-per-download was consistently above average so that we could focus some of our marketing […]

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Comparing App Performance by Monthly ARPU

There are a huge variety of monetization strategies available to mobile application developers. Not only do we have to design apps in such a way as to get users to actually spent their time and money, we have to make important decisions about how to integrate ad platforms and in-app purchases (IAPs) in effective ways. My […]

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Do Local Notifications Increase Retention Rates?

If you’d like to perform this analysis using your own data, I’ve created a guide to help you follow along. Link Edit, 13 May 2015: Replaced t-test with Wilcoxon test, see below. User retention is perhaps the most important metric for measuring the viability of an app. Once new users have downloaded the app, getting […]

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Insights into International App Performance

If you’d like to try this analysis using your own data, I’ve created guides to help you follow along:  Using iTunes Connect Reports: Link  Using App Annie reports: Link When we release a new app to the App Store, we typically release it simultaneously in all territories worldwide. The App Store functions in dozens of countries, and […]

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Earth Day Carol passes 100,000 downloads in the US App Store!

We’re thrilled to announce a big milestone for Earth Day Carol! This week, it passed a total of 100,000 downloads in the US App Store! If you’re not familiar with Earth Day Carol, you have plenty of time to catch up before Earth Day this year! The app is a green retelling of Charles Dickens’ classic […]

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Game CoLab’s Let’s Play of Fight the Fire and Helitack!

Last weekend, the great team over at Game CoLab took a FULL HOUR to stream both Fight the Fire and Helitack! If you missed the original stream on Twitch, you can catch up here: Here is a youtube link to the stream, and make sure to subscribe to the Game CoLab channel! Gameplay for Fight the […]

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Our Next Project: A Personal Finance Education RPG

After a hiatus, we are finally back to work on our next project! In the past we have focused on environmental education with Earth Day Carol and on wildfire prevention with Fight the Fire. Now, we are attacking the challenging world of personal finance education. We don’t yet have an official name for this new […]

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Helitack is now free on the App Store!

We are happy to announce that our newest app, Helitack, is up on the App Store! Watch the app preview here: We hope you enjoy! Download it here, and make sure to let us know how you like it!  

Read More → Covers Fight the Fire!

The great team at, the top firefighter trade website, has covered the release of Fight the Fire! Check out what they have to say by following this link: – New Mobile Game App Teaches Wildland Fire Safety

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Fight the Fire is Now Available for Download

Get your helmet on, firefighter. You’ve got a wildfire to put out! That’s right, Fight the Fire is now available for free download on the App Store, as of Monday, November 17th. Download. Play. Enjoy! We hope you have fun playing Fight the Fire, and we’d love to hear your feedback. You can leave your […]

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