# 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 17, 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** ### Copper Copper is the only client and project management tool that's a Recommended for Google Workspace app. Built for agencies, consultants and professional services, Copper helps you connect with leads, win deals, deliver projects and create repeat clients. All in one easy-to-use tool. Join 30,000+ professional services businesses in building more valuable, longer-lasting relationships. Collect leads with website contact forms or scan business cards from our mobile app. Leads flow effortlessly into your sales pipeline. Pipeline flags and reports help you keep things moving. Transition new clients over to your onboarding or project delivery pipelines with one click. Manage next steps and tasks directly on your pipeline without needing to click into projects. Copper’s integration with Google works seamlessly with your Gmail, Calendar and Drive, you never have to switch tabs to add leads, track email conversations, find files and manage tasks in your marketing and sales process. Talking to a new person? Add new contacts directly from Gmail through our Chrome Extension. Hover over any Copper contact for rich, contextualized communication and activity details. Surface your CRM reminders and tasks alongside your Gmail inbox. Speed up your email responses with email templates, automations and merge fields. Add new leads and update old ones based on your email interactions, Google Contacts and Copper suggestions. Manual data entry is a thing of the past. Your Google Calendar gets a makeover too. You can look up event details, customer interactions, and materials directly from Google Calendar without breaking your workflow. Stop hunting for files, they're right where you need them. Files and Google docs sync to your Copper contact records automatically. Quickly surface customer files across company and deal records, and easily attach suggested files in Gmail based on your email activity. Export any data from Copper directly to Google Sheets via the custom report builder, or connect to Looker Studio to visualize Copper data longside other data sources. [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=2026-07-17T10%3A16%3A50Z&secure%5Bdisplayable_resource_id%5D=179&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=6027&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=6027&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=2d1cc781a2b8741eb6292f2af6c4db3512c0f2a530dbd2ec1af3a9145c68e7e1&secure%5Burl%5D=https%3A%2F%2Fwww.copper.com%2Fsignup%3Futm_source%3DG2%26utm_medium%3Dreviewwebsites%26utm_campaign%3Dclicks&secure%5Burl_type%5D=free_trial) --- ## 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)