Cross-Platform App Development Services

S-PRO is an agency specialising in cross-platform app development services in Switzerland. We use advanced technologies that guarantee your solution’s security and scalability. Our developers have rich experience creating systems for fintech, healthcare, manufacturing, logistics, hospitality, renewable energy, and other industries. Looking to create an application to achieve your business objectives? Partner with our cross-platform mobile app development company.
  • 1000+years of combined experience
  • 250+team members
  • 300+delivered projects

Our Clients

Cross-Platform App Development Services We Provide

We believe that reaching customers on different platforms is critical for modern businesses. Creating a cross-platform app is a perfect solution in 2024. We provide full-cycle cross-platform app development services — from software planning to post-release support. In addition, you can contact our consultants at any project stage.
Cross-Platform Development Consulting
Use our experience and technical expertise to avoid bottlenecks when creating a cross-platform application. Our specialists will analyse your business idea and research the market to determine key features and user personas. We will assist you when choosing the optimal tech stack and architectural solutions. Also, our team will consult you on vital security measures and the required compliance with industry regulations.
Cross-Platform Mobile Development for iOS and Android
Need a mobile application that will work on iOS and Android? Then, you’re in the right place! S-PRO is a cross-platform mobile app development company that creates custom solutions. We will help you cover your business requirements and reach your users on all available platforms. In addition, we will connect the necessary extensions and employ best practices to protect sensitive data.
UI/UX Design
UI/UX design for cross-platform apps isn't just about overall intuitiveness and functionality. At S-PRO, we ensure the solution is visually appealing and user-friendly on all supported devices. This way, your customers will have an engaging and consistent experience throughout different platforms, increasing their satisfaction.
Quality Assurance
Testing is a necessary element of cross-platform app development services, guaranteeing system reliability and error-free operation. We create different test scenarios that consider all user stories and use cases. Our QA specialists check individual components, functions, and their interactions. We also ensure the application works correctly on different devices and operating systems.
Third-Party Integrations
Enhance your cross-platform app with third-party services and APIs. The S-PRO team will help you choose the most effective solutions. Then, we will securely connect them to your system and synchronise data exchange. We also optimise the integration to improve speed and responsiveness, providing your customers with a richer and smoother experience.
Maintenance & Support
Constantly monitoring the app’s performance and stability to fix errors on time is essential. Our company offers all the required maintenance and support services. We will keep your existing system on the right track, implement new features, and improve it whenever necessary. Therefore, your app will stay relevant in the future. Contact us to schedule updates and new versions.

Our Cross-Platform App Development Company Process

In cross-platform app development services, a well-organised process is vital. It ensures high speed and product quality. We adhere to the Agile approach, breaking the workflow into small steps. When working on our projects, we make intermediate product presentations and swiftly implement changes. Also, you always understand the current state of your product development. Here are the most significant phases our team usually follows:
01

Pre-Discovery Phase

  • Defining the purpose and goals of the cross-platform app
  • Identifying budget, time, and technical limitations
  • Determining key performance indicators (KPIs)
  • Assessing market trends, user needs, and competitive landscape
  • Creating detailed user personas
  • Choosing the desired features and functionalities
  • Estimating project scope, budget, and timeline
02

Discovery Phase

  • Defining data models, databases, APIs, and integration points
  • Choosing the appropriate tech stack for cross-platform development
  • Establishing security measures
  • Drafting user stories and use cases
  • Creating a functional specification document
  • Identifying potential risks and developing strategies to mitigate them
03

UI/UX Design

  • Building wireframes and interactive prototypes
  • Designing buttons, menus, icons, and other UI elements
  • Defining user flows, information architecture, and navigation
  • Conducting user tests and iterating
  • Performing usability tests with potential customers
  • Identifying and addressing usability issues and pain points
  • Ensuring responsive design for different screen sizes and devices
04

Cross-Platform App Development

  • Establishing the development environment with the necessary tech stack
  • Setting up databases, server connections, and backend services
  • Developing the app's features and functionalities
  • Integrating external services and APIs
  • Conducting thorough testing
  • Optimising the app's performance
05

Quality Assurance

  • Developing a comprehensive test plan
  • Creating test cases and scenarios
  • Performing unit, integration, functional, usability, and other tests
  • Conducting user acceptance testing (UAT)
  • Documenting and reporting any defects, issues, or inconsistencies
  • Performing security tests to identify vulnerabilities
06

App Maintenance And Support

  • Monitoring the app's stability, speed, and user engagement
  • Gathering user feedback through reviews and surveys
  • Addressing reported bugs, glitches, and issues
  • Implementing security updates and patches
  • Ensuring the app’s compatibility with the latest OS versions and devices
  • Keeping the documentation up to date

Case Studies

  • New business line

Dragon Capital is a leading Ukrainian group of companies in the field of investment and financial services, offering a comprehensive range of…

  • Ukraine
  • Enterprise
  • Fintech
  • New business line

Treezor, acquired in 2019 by Societe Generale group, is an Electronic Money Institution (EMI) authorized by the ACPR (the French regulator) to operate in 25 countries and is a

  • France
  • Fintech
  • Tech Firm
  • Launching a new business

Modo Energy is a leading data analysis company that provides valuable, unique market insights to help energy companies build, finance and operate the energy system of the future…

  • United Kingdom
  • Renewable Energy
  • Tech Firm

Contact Us

We would like to know more about your request. Let's schedule a free estimation call and discuss the next steps.
Fill out the form or email us at hi@s-pro.io
Or call us +41 79 535 63 77
Headquarters
Zurich, Switzerland
Hardturmstrasse 161, 8005
Zug, Switzerland
Dammstrasse 16, 6300
R&D Centers
Lodz, Poland
Zachodnia 70, 90-403
Lviv, Ukraine
Heroiv UPA 71, 79000
Kyiv, Ukraine
Verkhnii Val St, 24, 04071
Business Representatives
Salt Lake City, USA
Kiln SLC, 26 S Rio Grande St, UT 84101
Austin, USA
11801 Domain blvd., 3rd Fl, Austin, TX 78758
Amsterdam, Netherlands
Science Park 608, 1098 XH
Let’s discuss your project

    Headquarters
    Zurich, Switzerland
    Hardturmstrasse 161, 8005
    Zug, Switzerland
    Dammstrasse 16, 6300
    R&D Centers
    Lodz, Poland
    Zachodnia 70, 90-403
    Lviv, Ukraine
    Heroiv UPA 71, 79000
    Kyiv, Ukraine
    Verkhnii Val St, 24, 04071
    Business Representatives
    Salt Lake City, USA
    Kiln SLC, 26 S Rio Grande St, UT 84101
    Austin, USA
    11801 Domain blvd., 3rd Fl, Austin, TX 78758
    Amsterdam, Netherlands
    Science Park 608, 1098 XH