Mobile apps

We develop custom mobile apps for iOS and Android that perfectly match your processes and users. Whether it’s internal tools, customer-facing solutions, or a complete digital platform — we build apps that are ready for the future.

  • From first sketch to successful launch in the app stores
  • Full focus on usability and performance
  • Scalable architecture that grows with your business
Mark
Or send us a message

10+

+10 years of experience

50+

Successful projects

10/10

Rating

20M+

Lines of code

Why a mobile app?

With a custom mobile app, you provide your clients or employees with a direct, user-friendly, and powerful solution — always within reach. In times of increasing digitization and high user expectations, investing in a mobile app is a smart move to improve your services and accelerate processes.

A mobile app leads to more engagement, faster communication, and higher customer satisfaction. Thanks to features like push notifications, offline use, and location-based services, you take your organization to the next level.

Optimized for smartphones and tablets

Direct access for users — anytime, anywhere

Push notifications for more engagement

Seamless integration with your existing systems

Secure and GDPR-compliant development

Can be published in the App Store and Google Play

How we build mobile apps

From initial meeting to continuous development, our solid and agile approach ensures results that help build the future of your business. We’re committed to delivering tech solutions that are not only relevant today but also future-ready — keeping your business one step ahead.

Introduction

At the drawing board together in a concept session. Here we discuss dreams, ideas, and innovative solutions. With fresh inspiration, we kick off our collaboration focused on beautiful and achievable goals.

Design and sprint

Now the real work begins! After our inspiring contact, we present an initial concept. Once you approve, we start our first sprint.

Software setup

Our staging ensures a seamless transition from development to production. Here, we test all new features and updates to ensure they meet the highest quality standards before going live.

Development

Our team of skilled designers and developers sets to work creating an intuitive user interface. We make sure every functionality perfectly fits your needs and those of your users.

Launch

Time for launch! After a thorough testing phase, the app goes live, so users can access and benefit from the new features and possibilities.

Monitoring & updates

We remain closely involved and offer ongoing support and updates to ensure the app continues to perform optimally.

Continuous development

More sprints, more results, and more innovative solutions. We deliver apps that grow with your business and ensure technology stays up-to-date with users' needs in mind.

Our principes

Rocksolid Office

Why choose Rocksolid?

We are a team of experienced professionals dedicated to elevating your business. With our streamlined processes and innovative approach, we deliver mobile apps that not only meet the highest quality standards but also meet the needs of your business and users.

Mark
Or send us a message

Security

We implement advanced encryption to protect sensitive data and use secure authentication methods to prevent unauthorized access.

Optimization

With regular performance checks and updates, we continuously optimize the app so users always enjoy a smooth and pleasant experience.

Scalable

We design web applications that can easily scale with your business, capable of handling high traffic peaks and growing numbers of users without compromising performance.

Technologie

Our work

Mobile app
Preview image of Hire students for IT support

Whats.Work
Hire students for IT support

Golang
React Native

A mobile app that helps you find and hire nearby students for IT support. Match based on skills and hire instantly at their hourly rate.

Mobile app
Preview image of Mobile handover & photo documentation app

HSI Installaties
Mobile handover & photo documentation app

React Native
Go

A mobile app that allows HSI Installaties technicians to instantly link photos to projects, blocks, and house numbers — making handover documentation fast, accurate, and hassle-free.

Web application
Preview image of Custom medical EHR system

Visus Oogkliniek
Custom medical EHR system

Laravel
Vue

A fully custom EHR system that supports the entire patient process: from medical history to discharge letters, including prescriptions, payments, and email automation.

Web application
Preview image of Time tracking and invoicing platform

DCA Dienstverlening
Time tracking and invoicing platform

Golang
React

A digital time tracking and invoicing platform that enables DCA Services to receive hotel data in one click and automatically invoice via WeFact — saving several days of work each week.

Website
Preview image of Lightning-fast and manageable website

GetGrasp
Lightning-fast and manageable website

Vue.js
Nuxt
Strapi CMS

A fast and SEO-friendly website built with Nuxt.js and Strapi CMS, giving the GetGrasp team full control over content publishing.

Web application
Preview image of Online booking system with EHR integration

Visus Oogkliniek
Online booking system with EHR integration

Laravel
React

Patients can now book UVO appointments directly via the website. Staff confirm the booking in the EHR, after which an automated intake form invitation is sent.

Web application
Preview image of Thesis editing platform

Revise.me
Thesis editing platform

Laravel
Vue

A platform where students can easily hire an editor to improve their thesis — with secure payments and automated payouts via Stripe.

Web application
Preview image of Internal scheduling system

Visus Oogkliniek
Internal scheduling system

Laravel
Vue

We developed an internal scheduling system allowing staff to efficiently plan and manage treatments, preliminary exams, and check-ups.

Web application
Preview image of Analytics & audience rewards for Twitter Spaces

SuperSpacesAI
Analytics & audience rewards for Twitter Spaces

React
Node.js

An analytics and reward platform for X Spaces that gives hosts insight into their audience and automatically rewards loyal listeners.

Web application
Preview image of Internal ticketing & communication system

Visus Oogkliniek
Internal ticketing & communication system

Laravel
React

An internal ticket and task management system within the EHR, enabling staff to efficiently assign, track, and follow up on patient-related tasks, complete with reminders and smart filters.

Webshop
Preview image of Webshop and E-Learning platform

ZoomAcademy – Reshift
Webshop and E-Learning platform

React
Shopify Plus

A headless Shopify Plus platform integrated with LearnWorlds, where users can buy and immediately access courses via SSO — with full content control for the marketing team via Builder.io.

Web application
Preview image of Job platform for healthcare professionals

GorillaJobs
Job platform for healthcare professionals

Laravel
Vue

A job platform focused on healthcare professionals, enabling institutions and candidates to connect quickly and directly — no hassle, no middlemen.

Webshop
Preview image of Headless Shopify webshop

Peau'Dor
Headless Shopify webshop

React
Shopify

A headless Shopify webshop built with Next.js and React that elevates Peau'Dor’s brand experience and conversion — fast, flexible, and marketing-ready.

Webshop
Preview image of WooCommerce webshop for a luxury perfume brand

Otentic
WooCommerce webshop for a luxury perfume brand

WordPress
WooCommerce

A WooCommerce webshop for Otentic Perfumes that combines luxury, speed, and ease of use — ready for international growth and brand reinforcement.

Website
Preview image of WordPress website for an accounting firm

Vorwerk & Co
WordPress website for an accounting firm

WordPress
WooCommerce

A modern WordPress website for Vorwerk & Co that makes them professionally visible online and gives their team full content management control.

Webshop
Preview image of WooCommerce webshop for cosmetics

UNG Cosmetics
WooCommerce webshop for cosmetics

WordPress
WooCommerce

A visually strong WooCommerce webshop for UNG Cosmetics, focused on conversion, brand experience, and easy management for the marketing team.

Website
Preview image of WordPress website for insulation services

Roling
WordPress website for insulation services

WordPress

A professional WordPress website for Roling Isolatiebouw that clearly presents their services and projects — built for trust and new inquiries.

Web application
Preview image of Create, deploy, and mint NFT collections

AtozLabs
Create, deploy, and mint NFT collections

React
Node.js

A no-code NFT generator for creating, deploying, and selling thousands of unique images — with a mint page and support for Ethereum, Solana, and Zilliqa.

Blockchain
Preview image of Sam McKnight NFT drop

Zilliqa
Sam McKnight NFT drop

React
Node.js
Zilliqa

An exclusive NFT drop for Sam McKnight on Zilliqa, featuring unique artworks, a branded mint page, and unlockable content — ready for both the web3 community and loyal fans.

Web application
Preview image of Manage your X Spaces like a pro

xCoHost
Manage your X Spaces like a pro

Golang
React
Next.js

A platform to professionally manage your X Space — from speaker scheduling and invites to a live dashboard — used by thousands of hosts and millions of listeners.

Website
Preview image of WordPress website for floor heating specialist

HSI Installaties
WordPress website for floor heating specialist

React
Next.js

A professional WordPress website for HSI Installaties that clearly presents their underfloor heating services and is easy to manage in-house.

 

Reviews

9.5/10

Rocksolid has been the driving force behind our platform for over a year. So far, they’ve helped us with everything from maintenance and bug fixing to developing new features. They work quickly, which keeps the expansion of our platform affordable. The collaboration is also smooth and efficient. We create a development roadmap together, and they also make time for urgent tasks on short notice. Because they’re so accessible, our platform is always up and running.

Driving force

David

ReviseMe

10/10

An exceptional development company with outstanding service! A friendly and young team with a driven way of working! They build beautiful and fast websites! I can recommend them to everyone! Their approach is unique in the industry, striking a perfect balance between professionalism and a personal touch. They truly listen to the client’s wishes and translate them seamlessly into design and development.

Exceptional development company

Rick

LidekaHome

9/10

If you are looking for reliable developers who listen, challenge you to develop better software architecture and are fair in their work with you - you found your team. Mark and Daan have tremendous experience across mobile, web and blockchain and I could not recommend them more for any job at hand.

Innovative and Transparent Software Development

Fred

SuperSpacesAI

9/10

Rocksolid truly impressed us with their professionalism and efficiency. Their team delivers fast and reliable work, and communication is always smooth. The app they developed for us is not only functional but also looks fantastic. We’re very satisfied and definitely recommend them!

Efficient and Reliable App Development

Roel

HSI Installations

Whatever you can think of, there’s probably an app for it. A simple example would be apps that connect devices and systems — like smart home apps or IoT systems. And that’s just the beginning.

We build apps for industries like healthcare (e.g. patient records or EHR systems) or real estate (e.g. property management and market analysis apps).

Every industry has processes that benefit from a mobile app. With a custom app, you streamline workflows and boost efficiency — while offering customers a personalized experience and improved communication options.

We develop apps for both Android and iOS. Thanks to the technology we use, we can develop for both platforms simultaneously. These apps can be linked to a wide variety of products, software, and databases.

A mobile app can be connected to:

  • Application Programming Interfaces (APIs): e.g. web and social media APIs
  • Software Development Kits (SDKs): e.g. payment providers
  • Internet of Things: smart home devices and wearables
  • Cloud Services: data storage and cloud computing
  • Third-party integrations: maps, messaging, camera, photos
  • Databases: local and remote databases

You might not be familiar with all these terms — but during our concept discussions, we’ll explain them in simple language. We explore your needs and digital challenges to determine the best solution together.

By translating your ideas into a mobile app, you tap into market opportunities, strengthen brand awareness, and expand your online reach. Choose results with an innovative app that grows with your business.

We are proud of the technology we use for our mobile apps. At Rocksolid, we strive to stay ahead in technological advancement.

For backend development, we use advanced programming languages like Go and Node.js. For the frontend, we use technologies like React Native to build interactive and user-friendly interfaces.

Using cloud-based services like Firebase, we offer secure and efficient data storage solutions.

This integrated mix of advanced technologies allows us to deliver efficient, scalable, and secure mobile apps — perfectly tailored to the specific needs of your business.

Curious how we can help you?

Discover how we can bring your digital vision to life. Contact us today for a free consultation.

Team on CTA

Mark is ready to answer all your questions.

Contact us