Drive growth with our custom software development services

Drive growth with our custom software development services

Build applications that are intuitive, scalable, secure, and aligned with your long-term business goals.

Person using a smartphone and laptop simultaneously, representing mobile and web app development solutions for seamless digital experiences.

CUSTOM SOFTWARE DEVELOPMENT SERVICES

From mobile apps to enterprise platforms, our custom software development services ensure that every digital solution is crafted to match your unique needs. We offer top custom software development and build applications that are intuitive, scalable, secure, and aligned with your long-term business goals.

What is custom software development?

Custom software development is the process of defining, designing, building, and maintaining software tailored to meet specific business requirements. Unlike off-the-shelf products, custom software is purpose-built for a particular company or organization, and is designed to solve real business problems.

Some custom software is internal-facing, and used exclusively within a company to streamline workflows, save time, and centralize data. Think: HR platforms for tracking hiring processes, custom sales management systems, or productivity tools designed around unique operational needs.

Others are built for external users, and we, the general public, just call them “apps.” From global favorites like Spotify or Notion to your neighborhood store’s loyalty app, these tools all started with the same question: What do our customers need, and how can we deliver it in the simplest, most valuable way possible?

Whether it’s a niche B2B tool or a customer-facing mobile app, every custom application is fully tailored, crafted to serve a particular audience, goal, or challenge.

While the complexity and scale can vary, the impact is consistent: when built well, custom apps become essential engines of growth and efficiency and a key element of a business’ digital transformation.


Benefits of custom software development

1

Personalization

Tailor-made solutions align perfectly with your business processes, customer expectations, and market positioning.

2

Operational efficiency

Automate tasks, streamline workflows, and boost productivity with software built specifically for your internal operations.

3

Scalability

Custom software grows with your business, adapting to evolving requirements without the limitations of off-the-shelf products.

4

Enhanced security

Protect sensitive business and customer data with robust security protocols integrated from the ground up.

5

Cost savings

By reducing inefficiencies and avoiding expensive licensing fees, custom software often proves more cost-effective over time.

Want to discuss your custom business solution?

When to opt for custom software development?

Custom software is not always the default choice, but in certain scenarios, it becomes the most strategic one. If your business is facing any of the following challenges, a tailored solution may be the most effective path forward.

Unique business processes

Organizations with specialized workflows often find that off-the-shelf solutions fall short – they are either too simple for complex or nuanced business workflows, or too expensive in the long run, especially as the business grows. Custom development allows you to build software around your existing operations, ensuring a better fit, smoother adoption, and greater efficiency, which allows your team to focus on higher-value work.

Competitive advantage

In industries where differentiation is key, custom software can support unique service offerings, operational strengths, or customer experiences that off the shelf products can’t offer–or if they can, they offer it to you and your competition alike. By enabling capabilities that generic tools cannot, bespoke software solutions help establish and sustain a competitive edge, provide an elevated user experience, and adapt as your business changes.

Integration challenges

If your systems are fragmented or rely on manual data consolidation, custom software can act as the backbone that connects them. For example, in IoT-driven ecosystems, where multiple devices, sensors, and platforms need to communicate seamlessly, integration is critical, and a tailored platform can streamline processes and improve access to information.

Scalability requirements

As businesses grow, their software must scale alongside them. Custom development offers flexibility to adapt to increased demand, expanding teams, or evolving business models without the constraints of prebuilt platforms or expenses of SaaS solutions.

If your business identifies with one or more of these scenarios, exploring custom software development is not only a technical consideration, it’s a long-term investment in operational efficiency, innovation, and growth.


Why choose Infinum for your custom mobile application development services


digital products shipped

+1,000


Clients worldwide

500


experts on board

400


years in business

20

With over 1000 product launches and counting, Infinum is a leading custom software development company that combines twenty years of experience with cutting-edge technology to drive one-of-a-kind mobile projects into the world and at your customer’s fingertips.

Our end-to-end app customization services are built around the principles of quality, efficiency, creativity, and collaboration. Here are six other reasons to work with us.

1

End-to-end support

Over the past two decades, we’ve expanded our expertise to offer a full range of digital services, including product strategy, UX/UI design, custom software development, mobile and web app development, quality assurance, DevOps, maintenance and support, cybersecurity, and AI solutions. This means we can support your custom solution from being an intriguing idea to successful implementation. 

2

Proactive collaboration

We approach every project with a collaborative mindset, combining agile methodologies, cross-functional teams, and continuous feedback loops to deliver high-quality digital solutions–on time, on budget, and aligned with your business goals. Even more importantly, we collaborate openly, offering strategic guidance, not just technical execution.

3

Our clients love working with us

We’ll let our reputation speak for us on this one. Our clients have provided generous feedback about the quality of our digital products and our style of collaboration, and more than 50 business leaders gave us a 5.0 referral rating. 

4

We get you there faster

Our Agile approach to app development means we can deliver an MVP in a matter of months, meaning you’ll get to see your ROI faster. Then, in post-launch, we’ll keep a close eye on your app’s performance to prepare for future upgrades and added features.

5

We take security seriously

Building a secure app takes priority–your business needs not only an innovative app that optimizes procedures and enhances UX, but also a secure app that can manage important data without fear of leaks.

6

We make you feel heard

With a presence in the United States and Europe, we deliver custom offshore software development services without sacrificing collaboration. We make sure our clients are in step with every decision we make, which many say makes them feel heard and cared for. We have tons of diverse talent packed under one roof, which helps us provide expert advice and support at any stage of a custom development project.

These companies trust us with their app app development process

Our long-standing partnership with Philips and our contribution to high app store ratings highlight our design expertise. Our team’s role in supporting Philips has been crucial in reinforcing its digital presence in the industry.

Our collaboration on the Infobip website and documentation included migrating old content and enhancing the site’s functionality and user experience, with a focus on SEO and performance optimization.

In cooperation with ProductionPro’s team, we built a digital tool for streamlining creative collaboration in film, TV, and theater productions. Today it’s trusted and used by Hollywood’s biggest studios.

We joined forces with Vontobel’s back-end development team to make an SEO-powered, smooth-running website. As a result of our work, the client saw improvement in speed, reliability, and user engagement.

Our innovative user research for VNS Health’s Command Center has revolutionized their workflow. The insights and new experience maps we provided have significantly improved their operational processes.

Telecommunications service provider A1 partnered with us to reimagine the customer experience for all their users. Based on mobile, we designed and built a modular product that fully adapts to their needs.

We created a new kind of mobile banking experience for the Croatian Postal Bank, the largest local bank in Croatia. Together we keep innovating, enhancing user experience, and introducing new possibilities for customers.

Signify is the market leader and innovator in all things lighting. We created a digital product that harnesses the full power of Signify’s cutting-edge lighting hardware.

Industries we serve

Custom fintech & banking solutions 

We’ve been building specialized software solutions for major banks, insurance companies, and fintech startups for 15+ years. From cash advance and loan solutions to instant or SEPA payments, digital document signing, and e-branches, we’ve built a wide range of features that customers love and businesses thrive on.


Tailored mobility apps

Cars have evolved from hardware-centric to software-driven networks, prompting a shift in vehicle ownership and a rise in alternative mobility. Infinum collaborates with OEMs, Tier 1 suppliers, and disruptors to innovate and transform the automotive industry.


Custom IoT solutions

Creating a seamless link between digital spaces and physical products is a challenge that requires particular attention to security, stability, and scalability. Our Internet of Things team helps clients achieve new revenue opportunities and drive company loyalty. We offer full-scale IoT project implementation, covering everything from devices and networks to cloud infrastructure, data management, and applications.


Travel & hospitality solutions

Advanced technology powers our intelligent hospitality solutions, enhancing guest experiences while optimizing behind-the-scenes operations. From automation to real-time insights, our tools reduce staff workload, increase efficiency, and elevate service at every touchpoint.


Healthcare & wellness app development

Advanced technology underpins our intelligent healthcare solutions, helping both practitioners and patients. Automation and streamlined care relieve healthcare workers’ stress and improve outcomes for everyone.


Telecommunications products

We combine strategic insight with cutting-edge technology to deliver solutions that enhance communication, streamline operations, and drive customer satisfaction. By building bespoke mobile applications we empower telecom businesses to thrive in a highly competitive environment.


Bespoke retail software

With proven experience in retail, we deliver custom software solutions that drive growth, streamline operations, and enhance customer experiences–from e-commerce platforms to inventory management systems.

How we approach custom software development

Coming to us with a draft on the napkin? No problem.

We help companies achieve their business goals by blending strategic product thinking with intelligent, branded design and seamless UX. Our solutions combine functionality, engagement, and memorable interfaces that make our clients stand apart in digital spaces. 

With diverse talent under one roof, we can offer full-cycle software development and ensure every solution is not only visually compelling but also aligned with business objectives, user needs, and long-term growth.

How we do custom mobile app development 

Have a solid understanding of your product? At Infinum, every custom software development project follows a strategic, collaborative process


01 NEEDS ANALYSIS & DISCOVERY

We dive deep into your business requirements, target audience, and market landscape.


02 RREQUIREMENTS GATHERING & PROJECT PLANNING

Our experts define the project scope, tech stack, timeline, and budget tailored to your specific needs.


03 UX/UI DESIGN

We design user-centric interfaces that deliver outstanding user experience and engagement.


04 AGILE SOFTWARE DEVELOPMENT

Our custom software developers bring your vision to life with high-quality code and agile methodologies.


05 COPREHENSIVE TESTING & QA

Rigorous testing ensures functionality, performance, scalability, and security at every step.


06 DEPLOYMENT & LAUNCH SUPPORT

We launch your solution seamlessly, ensuring a smooth transition with minimal disruption.


07 CONTINUOUS SUPPORT & SCALLING

Post-launch, we offer ongoing maintenance, updates, and support to keep your software running perfectly.


Security-first approach to development 

The financial, reputational, and legal consequences of cyber security breaches can devastate a company, its shareholders, and its customers. Infinum prioritizes security in everything we do to ensure trust, compliance, and long-term mobile functionality. 

Internal security & compliance

Our ISO-certified agency adheres to strict industry standards for security and data protection. This extends to our third-party technology providers to ensure that compliance stretches across every surface. More security means better protection for our tools, processes, and projects.

Client-focused security

Our main security focus is the products we develop for our clients. Each custom mobile app we touch must adhere to standard security protocols, to guarantee compliance and data protection.

Cybersecurity as a separate service

Even if your company already has a digital product, we can lend our expertise to help with your security needs. We also offer cybersecurity services like penetration testing or social engineering to assess the security posture of your digital product and organization.



Tech stack for custom software development

Learn about our capabilities for custom software development.

Mobile app development

We offer multi-platform development for iOS, Android, and cross-platform apps across smartphones, tablets, and wearable devices.

iOS

Our high-performance iOS apps deliver a seamless user experience and follow Apple’s design and development guidelines, using these technologies:

  • Swift
  • SwiftUI
  • async/await
  • Combine
  • RxSwift
  • SwiftPM
  • CocoaPods

Android

Leverage the full potential of the Android ecosystem with scalable, feature-rich apps built using the following technologies:

  • Kotlin
  • Compose
  • Gradle
  • Dagger
  • Coroutines
  • RxJava

Cross-Platform

Cross-platform custom app development saves development time and cost while giving you versatile apps that work equally well on Android or iOS devices using:

  • Flutter
  • React Native
  • Kotlin Multiplatform

Frontend

Our team will design and build an intuitive, well-designed interface for your application that just makes sense—to you and your users—on any device or browser.


Backend

Prop up your web application with secure, scalable architectures and efficient and secure data management to effortlessly handle complex functionality.


Full stack

Get the full package with a beautiful app design on the frontend and a scalable engine on the backend.


WEB TECH STACK

  • React
  • Next.js
  • ChakraUI
  • SWR
  • A11y
  • Jest
  • WordPress
  • Css-in-JS
  • Storybook
  • Angular
  • AngularMaterial
  • Micro-frontends
  • Ruby
  • PostgreSQL
  • NestJS
  • Java
  • C#

Cloud development

Scalable and secure cloud-based applications for easy accessibility and exceptional performance.

  • AWS
  • Azure
  • Google Cloud

AI/ML

Determine the right AI solutions in your custom apps to give users a better UX and you that competitive edge.

  • TensorFlow
  • PyTorch
  • Custom AI models

IoT

Create bespoke apps for your consumers to control smart devices and IoT solutions.

  • AWS IoT
  • Azure IoT Hub

Software development methodologies we employ

1

Agile (Scrum, Kanban)

2

Waterfall (for fixed-scope projects)

3

DevOps practices (CI/CD pipelines, automated testing)

4

Design Thinking (for user-centric product design)

How much does custom software development cost?

Question about the cost of a custom software is one of the most common, and most complicated, questions we get. And while it’s entirely fair to ask, the truth is: there’s no universal answer.

Custom digital products aren’t priced like packaged software. They’re built from the ground up to match your goals, your users’ needs, and your business model. While the cost may depend on factors like features, complexity, team size, and timeline, since every project is different, so is its cost.

Question about the cost of a custom software is one of the most common, and most complicated, questions we get. And while it’s entirely fair to ask, the truth is: there’s no universal answer.

How much doest it cost to make an app? The accuracy of our estimation increases with project progression.

If you only have an idea, we can’t realistically give you a fixed price–because even you may not yet know what the product truly needs to be. But we can guide you through a discovery process that defines the vision, narrows the scope, and gives us both clarity on what to build and how much it might cost. On the other hand, if you already have wireframes or final designs, we can offer a much more precise estimate for development. To learn more about the next steps for your digital products, and to get a quote, contact our experts for a free consultation.

Let us discuss custom application development

You have an idea. We have a team that can stand behind you. Tell us about your project and we’ll get right back to you!

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