# 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** ### Testiny Testiny is a flexible test management platform that unifies manual and automated testing in a single, streamlined environment—ideal for development teams focused on improving collaboration, efficiency, and software quality. Designed with agile workflows in mind, Testiny simplifies test planning, execution, and case management, while providing enhanced support for test automation and deeper insights through improved reporting. With native integrations for tools like Jira, GitLab, and GitHub, Testiny fits naturally into existing development ecosystems, enabling better coordination across teams and reducing context switching. Its evolving automation capabilities and comprehensive reports now offer clearer visibility into test coverage, execution trends, and project status—helping teams make informed, data-driven decisions. Whether in the cloud or deployed on-premises, Testiny is built to scale with your organization. It includes enterprise-grade security features like Single Sign-On (SSO), audit logs for full accountability, and customization options such as custom fields to adapt to your team’s specific needs. Testiny helps teams refine their testing processes and consistently deliver high-quality software–faster and with greater confidence. With the latest updates, Testiny offers even more flexibility and control: • Milestones functionality – Track progress and achieve key project goals in a structured way. • Testiny MCP Server – Enables AI tools (e.g., Claude Desktop, VS Code with Copilot) to interact directly with Testiny projects, allowing AI assistants to read test cases, create test runs, update results, and streamline testing workflows. • Group permissions – Fine-grained access control for teams and projects. • Role customization – Tailor roles and permissions for maximum efficiency. • Enhanced reports for automation and milestones – Detailed insights into test progress and automation metrics. Free trial available–no credit card required. Features: • Full-fledged test case management • Test planning • Test automation • Issue-tracker integrations • SSO • Reporting and metrics • Custom fields • Available for on-premises environments • Milestones functionality • Testiny MCP server for AI support • Group permissions • Role customization • Enhanced reports for automation and milestones • & more! [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=2026-07-16T13%3A18%3A10Z&secure%5Bdisplayable_resource_id%5D=1947&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=160083&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=160083&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=ddc67c2623921709f252c6bbfcbd675869462592ab06aad62a622746eb536172&secure%5Burl%5D=https%3A%2F%2Fwww.testiny.io%2F%3Futm_source%3Dg2%26utm_medium%3Dlisting%26utm_campaign%3Dg2_listing_test_mgmt&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)