# Best Cross-Platform Developers in Kraków, małopolskie *By [Adam Crivello](https://research.g2.com/insights/author/adam-crivello)* Cross-platform development firms specialize in the production of applications that are compatible across various operating systems. Cross-platform [mobile app developers](https://www.g2.com/categories/mobile-app-development) commonly offer application development services for [iOS](https://www.g2.com/categories/ios-developers) and [Android](https://www.g2.com/categories/android-developers) devices, and assist product and development teams within organizations design and build apps with equal functionality across platforms. Many cross-platform developers also offer services for [wearable apps](https://www.g2.com/categories/wearable-app-development) and [internet of things (IoT)](https://www.g2.com/categories/internet-of-things-iot-developers) applications. Cross-platform mobile development often goes hand in hand with [web development](https://www.g2.com/categories/web-developers) to supplement a software product or web service with a related mobile feature. Businesses can build or update cross-platform applications in house using [mobile development software](https://www.g2.com/categories/mobile-development). ## Top-Rated Products (Ranked by G2 Score) ### 1. [Codeheroes](https://www.g2.com/products/codeheroes/reviews) At Codeheroes we strive to solve your needs, from enterprise system to complex data science solutions and everything in between. **Seller Details:** - **Seller:** [Codeheroes](https://www.g2.com/sellers/codeheroes) - **HQ Location:** N/A - **Twitter:** @codeheroesltd (12 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) ### 2. [In'saneLab](https://www.g2.com/products/in-sanelab/reviews) We work as a natural extension of your team, not a faceless, outsourced entity. **Seller Details:** - **Seller:** [In'saneLab](https://www.g2.com/sellers/in-sanelab) - **Year Founded:** 2012 - **HQ Location:** Phoenixville, US - **Twitter:** @insanelab (136 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/insanelab/ (7 employees on LinkedIn®) ### 3. [KISS digital](https://www.g2.com/products/kiss-digital/reviews) We understand that the best outcome is often achieved by the simplest means. Anytime there is a decision to be made, we stop for a moment and think "KISS" (Keep it simple, stupid). **Seller Details:** - **Seller:** [KISS digital](https://www.g2.com/sellers/kiss-digital) - **Year Founded:** 2012 - **HQ Location:** Białystok, PL - **Twitter:** @KISSdigitalpl (26 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/kiss-digital-sp-z-o-o-/ (10 employees on LinkedIn®) ### 4. [Lizard Media](https://www.g2.com/products/lizard-media/reviews) Since 2009, Lizard Media has successfully designed and implemented effective eCommerce and Web solutions. **Seller Details:** - **Seller:** [Lizard Media](https://www.g2.com/sellers/lizard-media) - **HQ Location:** Bielsko-Biała, Poland - **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®) ### 5. [Lunar Logic](https://www.g2.com/products/lunar-logic/reviews) We have software developers, graphic designers, testers, and product owners thus we help to turn ideas into software products. **Seller Details:** - **Seller:** [Lunar Logic](https://www.g2.com/sellers/lunar-logic) - **Year Founded:** 2004 - **HQ Location:** Krakow, PL - **Twitter:** @Lunar_Logic (1,056 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/lunar-logic/ (30 employees on LinkedIn®) ### 6. [Parastudio](https://www.g2.com/products/parastudio/reviews) We are a graphic design studio that creates design for companies, brands, products and services. We know how to position brands to reach a demanding audience. **Seller Details:** - **Seller:** [Parastudio](https://www.g2.com/sellers/parastudio) - **Year Founded:** 2006 - **HQ Location:** Kraków, PL - **Twitter:** @parastudio_pl (13 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/parastudio- (4 employees on LinkedIn®) ### 7. [Railsware](https://www.g2.com/products/railsware/reviews) Railsware is a Product Studio that focuses on your essential business objectives, creating value for the end-users and ensuring your steady growth. From startups to enterprises, we build great web and mobile products all over the world relying on our experience, time-tested tools, and full commitment that lies in the highest level of ownership and responsibility. Our engineering culture is a combination of proven technologies and thoughtful product management, adopted and shared by mature specialists with a strong product mindset. Our key services are: Ideation and Discovery Prototyping and Validation Initial Development Alpha/Beta stages Minimum Valuable Product (MVP) Growing Product As a truly international team, we easily integrate into your business and contribute all the knowledge that we gained while creating Railsware products and products for our clients, including such unicorns as Calendly and BrightBites.  **Seller Details:** - **Seller:** [Railsware](https://www.g2.com/sellers/railsware) - **Year Founded:** 2007 - **HQ Location:** Kraków - **Twitter:** @railsware (2,116 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/122084/ (184 employees on LinkedIn®) ### 8. [Railwaymen](https://www.g2.com/products/railwaymen/reviews) We are a mobile and web development company with +11 years of experience and over 120 finished projects. We turn your amazing ideas into incredible apps! The company started to exist in 2009 and was founded by three friends who share a passion for Ruby on Rails technology. Since that day, our company has grown continuously. We successfully develop mobile & web apps based on Ruby on Rails, Android, and iOS. During our +11 years of experience, we successfully delivered over 120 IT projects for clients worldwide. We're hiring over 50 talented people: Front-end, Back-end and Mobile Developers, UX/UI Designers, Project Managers, Quality Assurances, Marketers. That's why we can develop our projects constantly. Our services: Web development - Our custom software development services include creating awesome websites and web applications done by our talented front-end and back-end developers. Mobile development - We don't limit ourselves to only web software solutions. So if you want to receive a top mobile app that works smoothly on your users' phones - we are the right choice! Product Design - No successful app development project is possible without great UX/UI designers! Their goal is to build beautifully designed and easy to use products to help your business thrive. Discovery Phase - Truly bespoke software cannot be made without prior research & analysis. So, if you have an app idea and nothing else - this consulting service is dedicated to you! **Seller Details:** - **Seller:** [Railwaymen](https://www.g2.com/sellers/railwaymen) - **Year Founded:** 2009 - **HQ Location:** Krakow, PL - **Twitter:** @Railwaymen_org (348 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/railwaymen/ (34 employees on LinkedIn®) ### 9. [u2i](https://www.g2.com/products/u2i/reviews) u2i is a web technology consulting company with an innovative approach to both its clients and its employees. **Seller Details:** - **Seller:** [u2i](https://www.g2.com/sellers/u2i) - **Year Founded:** 2000 - **HQ Location:** Kraków, PL - **Twitter:** @u2iKRK (377 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/u2i (63 employees on LinkedIn®) ## Parent Category [Mobile App Development Companies](https://www.g2.com/categories/mobile-app-development) ## Related Categories - [Android Developers ](https://www.g2.com/categories/android-developers) - [iOS Developers ](https://www.g2.com/categories/ios-developers) - [Software Developer Services Providers](https://www.g2.com/categories/software-developer-services)