App.js Conference 2025

Brought to you by

Organizer

Software Mansion is a software development agency focused on building developer tools and open-source software. We're the React Native core contributors, experts in multimedia & streaming and community builders.

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Main Partner

With Expo, you can create universal native apps with React that run on Android, iOS, and the web. Expo builds a whole ecosystem of tools that will help you to develop, review and deploy your apps with ease.

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Our previous sponsors

App.js on social media

This was my 1st time at @appjsconf , and it was amazing.

Met a lot of people from community.

Learned a lot about RN, and expo

Attended a workshop too.

Food was yummy.

Arrangement and venue was good

and goodies were ❤️

See you all next year 👋 pic.twitter.com/RAjsswZh7q
— Neha Sharma (@hellonehha) May 26, 2024

App.js was INSANE. So honored to share the stage with so many incredible developers.

Thank you @swmansion & @expo for hosting an amazing event. pic.twitter.com/WkpC0aMNni
— Aaron Grider (@aarongrider) May 25, 2024

Thank you @appjsconf that was an amazing conference filled with amazing people. pic.twitter.com/j2W05Nwd4A
— Gant Laborde - 🇺🇦 (@GantLaborde) May 26, 2024

Back and almost recovered from @appjsconf this year 🇵🇱

Always an amazing experience reconnecting with all the folks pushing @reactnative to new heights 🙌❤️

Was mostly working through it so didn't get as many photos/videos, but these are my faves 😍 pic.twitter.com/nvLujFwWV1
— Taz Singh (@tazsingh) May 26, 2024

Thank you so much for having me @appjsconf! I am still blown away with the level of production, the number of interesting talks, the tasty food and the amazing community platform you have created! Hope to see you again next year. 💚👏🏻 pic.twitter.com/6fnHFgeFkn
— Britta Evans-Fenton (@13ritta) May 25, 2024

WHAT CAN’T BE DONE IN REACT NATIVE?

Coming to you from @appjsconf in beautiful Krakow, Poland.

Insane talks - my favourite was @aarongrider showing how the @SpaceX @Starlink app is built 🤯

📸 - catching up with the animation GOAT @wcandillon pic.twitter.com/0wFhDFjjBC
— Henry Moulton (@HenryMoulton) May 25, 2024

@kzzzf gave one of the coolest and most entertaining talks @appjsconf. Huge shoutout, loved the inception part. pic.twitter.com/hAzTdaIZVt
— Hirbod (@hirbod_dev) May 24, 2024

Thank you @appjsconf for having me. The first time in front of an audience this large. It was an amazing experience. And great conference. pic.twitter.com/w5YtpwhHrP
— Krystof Woldrich (@krystofwoldrich) May 24, 2024

The Reanimated workshop @appjsconf with @kacperkapusciak was amazing. Thanks to everyone that joined, you’re awesome!

Ps: don’t forget your badge tomorrow! pic.twitter.com/MfXt2M8e88
— Catalin Miron - AnimateReactNative.com (@mironcatalin) May 22, 2024

Standing backstage waiting to give what is my first talk on a conference - kind of crazy, it’s literally a dream-came-true, so thanks @appjsconf !! hopefully everything goes for the best🤞 pic.twitter.com/09Iyu3K2T9
— Delphine Bugner (@DelphineBugner) May 24, 2024

1st time attending @appjsconf in person, and it was amazing 🔥🔥.
I had the chance to meet a lot of people from the amazing RN community 💚

Thank you, @swmansion and @expo, for the amazing work. pic.twitter.com/EFsK5PWbw2
— Youssouf El Azizi (@ElaziziYoussouf) May 27, 2024

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Venue

Stara Zajezdnia

12 Świętego Wawrzyńca

31-060 Kraków

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28–30 May '25

Kraków, Poland

App.js Conf is a React Native & Expo-focused conference organized by Software Mansion.

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Do you want to be the first one to hear about the 2025 tickets, call for papers, workshops and more? Go ahead and subscribe!

How to get tickets

When buying the ticket:– you are able to choose two workshops from all available– second point if needed– third point if needed.

Buy the tickets

Accelerating Development and Distribution Workflows with Expo

Keith Kurak

Keith Kurak

Accelerating Development and Distribution Workflows with Expo

Keith Kurak

Keith Kurak

Accelerating Development and Distribution Workflows with Expo

Keith Kurak

Keith Kurak

Accelerating Development and Distribution Workflows with Expo

Keith Kurak

Keith Kurak

How to get tickets

Buy the Early Bird ticket with a 30% discount! The Early Bird tickets are available until February 1st or until sold out.

Early Birds

Conference Ticket

$300.49

Regular price: €429.27

Early Birds

Conference Ticket

$300.49

Regular price: €429.27

About App.js Conf

App.js Conf is a 3-day event focused on React Native and Expo. It’s a place where you meet the creators and maintainers of React Native and Expo, share your experiences, be a part of the community and shape the future of app development with us.

27 000 +

27

24

500 +

See the talks from last year's edition

Watch all the talks

Brought to you by

Organizer

Visit the website

Main Partner

Visit the website

Become our Sponsor

Promote your brand among the growing React Native community. There is no better place to showcase your brand than App.js Conf!

Contact us

Our previous sponsors

App.js on social media

Follow us on X

Venue

Stara Zajezdnia

12 Świętego Wawrzyńca

31-060 Kraków

See on map

Frequently asked questions

Don't just wait.

Join us.

Are you interested in speaking at App.js 2025 or sponsoring our event? Contact us directly for any conference-related inquiries!

contact@appjs.co

paulina.macuga@swmansion.com

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Copyright ©2024 Software Mansion

When buying the ticket:
– you are able to choose two workshops from all available
– second point if needed
– third point if needed.