# 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). ## G2 Grid® for Cross-Platform Developers ![G2 Grid® for Cross-Platform Developers plotting products by satisfaction and market presence](https://www.g2.com/categories/cross-platform-developers/grids.png?focus%5B%5D=1343514&focus%5B%5D=153432&focus%5B%5D=1281539&focus%5B%5D=169874&focus%5B%5D=33025&focus%5B%5D=69999&focus%5B%5D=28228&focus%5B%5D=106814) Highlighted products: Empat, Trigma, Suffescom Solutions Inc, Teravision Technologies, Net Solutions, Mercury Development, Designli, and Chop Dawg. Underlying data: [Grid® JSON](https://www.g2.com/categories/cross-platform-developers/grids.json?focus%5B%5D=empat&focus%5B%5D=trigma&focus%5B%5D=suffescom-solutions-inc&focus%5B%5D=teravision-technologies&focus%5B%5D=net-solutions&focus%5B%5D=mercury-development&focus%5B%5D=designli&focus%5B%5D=chop-dawg) ## How Many Cross-Platform Developers Products Does G2 Track? **Total Products under this Category:** 1,081 ### Category Stats (Jul 2026) - **Average Rating**: 4.65/5 The average rating of products in this category, based on all submitted ratings - **Top Trending Product**: Promatics (+1.7%) - Among all products in this category, Promatics recorded the largest rating increase compared to last month *Last updated: July 16, 2026* ## How Does G2 Rank Cross-Platform Developers Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 1,100+ Authentic Reviews - 1,081+ Products - Unbiased Rankings G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category. --- **Sponsored** ### SecureW2 JoinNow SecureW2 is a cloud-native authentication solution designed to enhance security by eliminating credential compromise through its innovative JoinNow Platform. This platform combines Dynamic Public Key Infrastructure (PKI) and Cloud RADIUS to facilitate real-time trust validation and continuous authentication for users accessing networks and applications. Each access request initiates an identity-based risk assessment, which determines the issuance of certificates and the corresponding access privileges. Once access is granted, the system continuously validates the compliance of devices, ensuring that only verified entities maintain their authorization. The JoinNow Platform caters to a diverse range of users, including K-12 and higher education institutions, mid-market businesses, and global enterprises. By providing scalable and resilient authentication solutions, SecureW2 addresses the unique security needs of various sectors without placing an additional burden on IT teams. The platform's ability to seamlessly integrate with existing identity providers, such as Entra ID (formerly Azure AD), Okta, and Google Workspace, allows organizations to implement adaptive, passwordless authentication without the need for complex upgrades or disruptions. SecureW2 effectively tackles several prevalent security challenges. Credential compromise remains a significant concern, as traditional passwords and multi-factor authentication (MFA) can be vulnerable. By utilizing certificate-based authentication, SecureW2 eliminates these risks entirely. Additionally, the platform addresses high operational overhead associated with managing legacy security systems by automating certificate issuance, revocation, and lifecycle management. This automation not only saves IT resources but also enhances visibility and control, providing real-time insights into authentication processes. Key features of SecureW2 include its agentless architecture, which eliminates software bloat while ensuring secure and frictionless authentication. The extensive policy engine allows organizations to create customized policies that are automatically enforced both before and after authentication. Continuous authentication adapts in real time, validating access dynamically based on evolving security conditions. Furthermore, the platform’s interoperability ensures compatibility with any identity provider, mobile device management (MDM) system, and security stack, making it a versatile choice for organizations looking to enhance their security posture. In summary, SecureW2 redefines authentication for modern businesses by ensuring that every access request is trust-validated. Its scalable, lightweight design enables rapid deployment and effortless scaling, allowing organizations to maintain robust security without the complexities and costs typically associated with traditional authentication solutions. [Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1053&secure%5Bchosen_at%5D=2026-07-16T19%3A50%3A05Z&secure%5Bdisplayable_resource_id%5D=1497&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=146605&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=146605&secure%5Bresource_id%5D=1053&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fcross-platform-developers%2Flocations%2Fkrakow-malopolskie-pl&secure%5Btoken%5D=8d2be6f86a35c8befb3d179eaec18d64d8d1b47099f2c8ad6ff4ee197a05d350&secure%5Burl%5D=https%3A%2F%2Fwww.securew2.com%2Fjoinnow-platform%3Futm_source%3Dg2%26utm_medium%3Dcpc%26utm_campaign%3Dcategory-listing&secure%5Burl_type%5D=custom_url) --- ## What Are the Top-Rated Cross-Platform Developers Products in 2026? ### 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. **Who Is the Company Behind Codeheroes?** - **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. **Who Is the Company Behind In'saneLab?** - **Seller:** [In'saneLab](https://www.g2.com/sellers/in-sanelab) - **Year Founded:** 2012 - **HQ Location:** Phoenixville, US - **Twitter:** @insanelab (135 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). **Who Is the Company Behind KISS digital?** - **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. **Who Is the Company Behind Lizard Media?** - **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. **Who Is the Company Behind Lunar Logic?** - **Seller:** [Lunar Logic](https://www.g2.com/sellers/lunar-logic) - **Year Founded:** 2004 - **HQ Location:** Krakow, PL - **Twitter:** @Lunar_Logic (1,050 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. **Who Is the Company Behind Parastudio?** - **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.  **Who Is the Company Behind Railsware?** - **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/ (177 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! **Who Is the Company Behind Railwaymen?** - **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. **Who Is the Company Behind u2i?** - **Seller:** [u2i](https://www.g2.com/sellers/u2i) - **Year Founded:** 2000 - **HQ Location:** Kraków, PL - **Twitter:** @u2iKRK (378 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/u2i (63 employees on LinkedIn®) ## What Is Cross-Platform Developers ? [Mobile App Development Companies](https://www.g2.com/categories/mobile-app-development) ## What Software Categories Are Similar to Cross-Platform Developers ? - [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)