Why Uptech?

200+

Solutions delivered

Expertise in6 industries

Fintech, Healthcare, Logistics, Real Estate, E-commerce, Delivery

8years of experience

in software development, design, QA, and product discovery

Top B2B

Service Provider by Clutch

Cross-Platform App Development Services We Provide

Cross-Platform App Development Consulting

Through in-depth analysis and market research, we assess your business needs, recommend tailored cross-platform solutions, and craft a strategic plan for you. If you have an existing app, we’ll evaluate it thoroughly and suggest targeted enhancements to boost performance.

PoC and MVP Development

Swiftly test your product hypotheses on the market with Uptech. Having crafted 150+ MVPs for diverse clients, we’ll expertly validate your concept through prototyping, gather early user feedback, and fine-tune your PoC and MVP for cross-platform success.

Custom Cross-Platform App Development

Reach customers on both Android and iOS with an app that performs seamlessly across platforms. Our engineers use frameworks like React Native and Flutter to create a single codebase for your app, cutting down time-to-market while maximizing resources.

App UX/UI Design

Every platform offers distinct visual elements and features, and we bridge this gap with expert UI/UX design. Let our designers take charge, providing consistent user experiences and boosting customer retention for your app.

Cross-Platform App Migration

Migrate your existing software to AWS Cloud, Azure, or Google Cloud Platform with minimal downtime. Our experts use advanced tools and create custom migration plans to ensure minimal downtime, optimize costs, and protect your data throughout the process.

Support and Maintenance

Keep your cross-platform app running at its best with our support. We fully utilize your single codebase to efficiently resolve issues, optimize performance, and ensure maximum uptime, all while incorporating user feedback for continuous improvement.

Artem Mysik

Head of Engineering at Uptech

Get a free consultation and project estimate

Get a free consultation

Get a free consultation

Cross Platform Project By Uptech

Aspiration

Aspiration

Online Green Banking App

Aspiration is a green fintech company that is good for users and good for the world. Uptech has been working with Aspiration since 2016 to implement secure, fast, and reliable iOS & Android apps.

View Case Study

View Case Study

Belsien Thomas

“We have a lot of interactions, and the Uptech team really feels like they are a part of our team.”

Belsien Thomas Senior Director of Engineering, Aspiration

contact us

contact us

Cross-Platform App Development Services for Industries

Cross-platform apps offer a versatile, cost-effective solution for businesses across all industries. See how our cross-platform mobile app development services can enhance your operations and drive success in your field.

Fintech

We build mobile wallets, payment systems, banking, and investment tools—all designed for seamless performance across any device. Security is at the center of our approach, ensuring your apps protect financial data and guarantee safe transactions.

Real Estate

Uptech helps realtors simplify real estate management. Paired with robust cloud systems and APIs, the apps we develop make it easy for users to manage property listings, conduct virtual tours, and interact with clients.

Healthcare

We help businesses enhance healthcare accessibility with apps that operate across multiple platforms. We develop HIPAA-compliant patient data management systems and telehealth tools that offer secure communication and seamless API integration.

Retail & eCommerce

Uptech designs retail and e-commerce apps that provide a consistent buying experience on both Android and iOS. We create solutions with secure payments, analytics, and personalized recommendations, enhancing mobile shopping for your users.

Social

Connectivity is at the core of the social industry, and we meet that with cross-platform app development. Whether for messaging or entertainment, our apps connect users across devices with custom roles, content discovery, and seamless interactions.

Logistics

We help you create apps that keep inventory in check and boost overall efficiency. With real-time asset tracking, smart route planning, and hands-on warehouse management, our solutions simplify logistics for your business.

How We Craft Cross-Platform Applications

01

Product Discovery

Uptech begins with product discovery to identify your app’s market fit. We analyze your target users, assess your competition, and spot opportunity gaps, which helps us shape your product’s value proposition. We also review your goals and business objectives, refining the requirements to align with your needs.

02

Plan and Prototype

Once we ensure that your product will deliver value to the market, we’ll help you prioritize features and craft a strategic plan for you. We create prototypes to visualize content and user flows for your app. Our team also involves your target users at this stage, securing early feedback to polish our development plan.

03

Choose the Tech Stack

We select the right technology stack for your application, often using frameworks like React Native and Flutter for cross-platform development. React Native allows us to build apps with native capabilities, while Flutter enables our engineers to create visually stunning applications across multiple platforms.

04

Assemble Your Team

To start app development, we provide a team of project managers, UI/UX designers, back-end engineers, cross-platform developers, and QA engineers. Uptech begins with a core team and communicates any additional expertise required for your project. You can adjust your team size as needed, and we’ll quickly onboard any specialists you require.

05

UX/UI Design

Our designers leverage their expertise in both Android and iOS to create designs that are consistent across operating systems, ensuring visual appeal and intuitive functionality. Once the designs are finalized, our front-end engineers build your app’s user interface using existing libraries for efficiency.

06

Develop Backend Side

Following a lean approach, our developers build your cross-platform application from scratch, with a focus on creating a robust and scalable backend infrastructure. We apply our expertise in database management, API integration, and security best practices to ensure that your app delivers strong performance and keeps data protected.

07

Perform Software Testing

Our QA engineers test your application against stringent standards using both manual and automated methods. We conduct unit and integration tests to ensure every feature works correctly and perform penetration testing to secure your app. We also test across Android and iOS to ensure it meets high standards on both platforms.

08

Launch and Maintain

Once we achieve all project goals, we make final adjustments to ensure compliance with Google Play Store and Apple App Store requirements. After deploying your app, we remain in close touch to offer ongoing support, regular feature updates, and security patches, enhancing software uptime and adapting to market trends.

Why Choose Uptech For Cross-Platform Development Services

Partnering with Uptech gives you more than just a market-ready app—it gives you a competitive edge. Discover what it means to work with a leading cross-platform mobile app development company.

Proven Track Record

Having worked with 250+ companies, we deliver apps that seamlessly integrate the best of Android and iOS. Notably, 80% of our clients come from referrals, reflecting our commitment to quality and client satisfaction.

Top Cross-platform Engineers

We assign software engineers with proven expertise in cross-platform development to your project. With nearly a decade in the industry, our developers create secure, scalable, and future-proof applications for your business.

Product Mindset

We’re indeed experts in code, but we also excel in business. Before developing your app, we conduct thorough market research to ensure our solutions not only meet user needs but also drive your business forward.

Flexible approach

The services we offer at Uptech are designed to adapt to your evolving project requirements, budget, and other needs. Whether you need a full development team, additional staff augmentation, or scalable solutions, the decision is yours.

Secure Partnership

We safeguard every piece of data we handle. As an ISO/IEC 27001-certified cross-platform app development company, we adhere to best practices for security and privacy, including authentication, encryption, secure code repositories, and NDAs.

Post-Launch Support

We don’t just stop at development. With a single codebase, we’ll efficiently maintain your app's infrastructure, address security issues, and provide feature updates to adapt your app to progressive user needs.

Tech Stack We Use

It takes the best people and the best tech to build the best products. That means we leverage comprehensive tech stack to create cross platform applications that people love and enjoy using.

React Native

  • Typescript

  • Redux, Redux Toolkit

  • React Navigation

  • React Native Web

Flutter

  • Dart

  • Retrofit

  • Layered and Modular Architecture

  • Melos

  • BLoC

Choose Your Engagement Model

Dedicated Development Team

Hire a fully managed team, including ML experts, who work exclusively on your project. This model is best for long-term projects that require dedicated attention and expertise.
Pricing Model
Time & Material (T&M) with an option for a monthly retainer that allows for predictable budgeting and resource allocation.

Request a team

Request a team

Team
Extension

Augment your existing team with specialized ML professionals on an as-needed basis. Ideal for projects that require specific expertise or additional resources temporarily.
Pricing Model
Hourly rate, dependent on the level of expertise required and the duration of engagement.

Request a team

Request a team

Project-based
Model

Complete project handling from start to finish by our team of ML experts. Suitable for clients with defined project requirements and deadlines.
Pricing Model
Fixed price for projects with well-defined scope and deliverables or T&M for projects likely to evolve in scope.

Request a team

Request a team

FAQ

Have a question regarding cross-platform mobile development services? Maybe we can answer it here.

What is cross-platform app development?

Cross-platform mobile app development allows you to create a single app that functions seamlessly on Android and iOS devices. We typically use frameworks like React Native and Flutter to develop and deploy your app across these platforms.

What are the benefits of cross-platform mobile app development compared to native mobile app development?

The cost of developing a cross-platform app depends on factors such as complexity, design needs, and location. For a medium-complexity app built in 4 to 5 months, costs typically range from $70,000 to $120,000. If you want a detailed price estimate, talk with our consultants.

How to choose the right cross-platform technology?

Choose the right cross-platform technology based on your project’s needs, team expertise, and performance goals. For apps that need access to native features, React Native is often the best choice. If you prioritize stunning visuals and consistent user experience across platforms, Flutter stands out.

Do you provide some after-release support?

Yes, we offer a Support contract, during which our team is always ready to make small regular changes to your project in response to user feedback, platform updates, or force-major events.

What is your team size?

We are a team of 80 experienced specialists in the following fields: Design, Discovery, Product Development, Back-end & Front-end Development, iOS&Android Development, and QA.

How much does it cost to hire a developer at Uptech?

The average cost to hire a developer depends on the variety factors such as professional experience, hard skill level, geographic location and may more. The Eastern European region is a favorite IT outsourcing region with many proven senior developers. Uptech, particularly, offers an affordable rate of around $50 per hour. The cost may differ depending on the seniority level.

Do you sign an NDA?

Yes, we sign NDA before providing product development services with all clients. We also follow OWASP Secure Coding Practices and GDPR. We treat data security very seriously, and we're committed to helping you comply with stringent regulations.
If you have any questions regarding our services or looking for something else, please feel free to contact us.

For how long are we in the market?

Uptech began as an Android development team in 2016. Together with highly professional Android Engineers, Designers, Product Managers, and QAs, we now offer full-cycle software development services for iOS, Android, and cross-platform apps. We work with clients all over the world and have extensive expertise in working with businesses in the fintech, healthcare, retail, e-commerce, and logistics industries.

Want to discuss your app project?

Get a free consultation with our app developers and receive a project estimate today.

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Uptech is a trusted software development company

200+

projects delivered

4.9

review rating on Clutch

12

countries client coverage

6

industry sectors

Trusted by

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aspiration trusted
unilever trusted
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Uptech is a top-rated app development company. Over 8 years of work we've helped over 200+ companies to build successful mobile and web apps.

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