iOS, Android, and Desktop App Development Services
Custom app development from MVP to production. You get a reliable architecture, clear UX, and integrations that fit your workflow, so your app is stable, scalable, and easy to support.
Drop us a line at hello@playfulsparkle.com or call us and share your story with us.
Custom app development from MVP to production. You get a reliable architecture, clear UX, and integrations that fit your workflow, so your app is stable, scalable, and easy to support.
Our approach to app development is user-centric and innovation-driven. We focus on creating apps that are not only highly functional but also engaging and easy to use. Our expertise in mobile technologies ensures your app meets the highest industry standards.
Our app development services are dedicated to ethical standards. We do not participate in projects that involve illegal activities or adult content. We aim to create valuable, user-friendly applications.
Our team includes experienced developers, designers, and strategists who have successfully launched numerous apps across various sectors. We bring a wealth of knowledge and a proven track record to every project.
We follow best practices in app development, performing thorough testing and quality checks to ensure your app is reliable, secure, and performs at its best. Our commitment to excellence guarantees a high-quality product.
Our app development process begins with understanding your business goals and user needs. We then move on to design and prototyping, followed by development and iterative testing. The final stage includes deployment and ongoing support to keep your app up-to-date and fully functional.

View Satellite channel list updater Cross-Platform App Development Case Study

View E-commerce feed converter Desktop Application Development Case Study
The desktop application for managing our inventory has significantly streamlined our operations. Highly recommended!
We create custom iOS applications that leverage the latest features while providing an exceptional user experience. Our goal is to make your app stand out in the Apple App Store.
We design and develop robust Android applications that perform flawlessly across a wide range of devices. Our focus is on creating apps that engage users and provide a superior experience on the Android platform.
Our cross-platform development services maximize your reach by ensuring your app runs smoothly on both iOS and Android. We deliver a consistent user experience across all devices, increasing accessibility and usability.
Our desktop application development services are tailored to meet the specific needs of your business. We ensure high performance and seamless integration with the Windows operating system, delivering robust, scalable, and user-friendly applications that enhance productivity and user experience.
Lowest-cost mobile launch. Choose Android or iOS. MVP scope with core flows and basic integration.
Price from 6,097.56 € excluding VAT Estimated range: 6,097.56 €-14,634.15 €
2-5 months
Add-ons: push notifications, analytics and crash reporting, payments, custom backend
Best value for most launches. Cross-platform (Flutter or React Native) for iOS + Android with one codebase.
Price from 6,504.07 € excluding VAT Estimated range: 6,504.07 €-15,447.15 €
3-6 months
Add-ons: custom native modules, CI/CD setup, advanced analytics, payments
All-in package for businesses. Mobile app plus backend, QA, security hardening, DevOps, monitoring, deployment, and 12-month support.
Price from 16,178.85 € excluding VAT Estimated range: 16,178.85 €-54,999.99 €
4-10 months
Add-ons: payments, subscriptions, advanced tracking, compliance support, data migration
Affordable desktop MVP for one OS. Choose Windows, macOS, or Linux. Core workflows with local storage.
Price from 5,691.06 € excluding VAT Estimated range: 5,691.06 €-15,691.06 €
2-5 months
Add-ons: backend/API, installer signing, advanced performance tuning, CI/CD
Best value for teams that need wider coverage. Desktop MVP delivered for two OS out of Windows, macOS, Linux.
Price from 11,382.12 € excluding VAT Estimated range: 11,382.12 €-31,382.12 €
3-6 months
Add-ons: backend/API, monitoring, CI/CD, QA expansion, security hardening
All-in package for businesses. Desktop app delivered for Windows + macOS + Linux, plus backend, QA, security hardening, DevOps, monitoring, and 12-month support.
Price from 26,504.06 € excluding VAT Estimated range: 26,504.06 €-85,487.81 €
4-10 months
Add-ons: data migration, compliance support, performance profiling, enterprise requirements
We tailor our individual services to meet your specific app development needs. Below, you'll find the pricing for each service. If you require a combination of services, consider exploring our packages for a more comprehensive solution.
| Service | Description | |
|---|---|---|
| Core App Builds | ||
| iOS App Development (native) | MVP build for iOS iPhone/iPad. Typical scope: 6-10 screens total, one user role, one primary workflow, authentication, basic API integration, basic offline storage, App Store-ready build. Price scales mainly by screen count, workflows, roles/permissions, and integrations. Complex workflows, custom backend, real-time features, or heavy integrations are quoted as add-ons. | 6097.56 € - 14634.15 € |
| Android App Development (native) | MVP build for Android phones/tablets. Typical scope: 6-10 screens total, one user role, one primary workflow, authentication, basic API integration, basic offline storage, Play Store-ready APK build. Price scales mainly by screen count, workflows, roles/permissions, and integrations. Complex workflows, custom backend, real-time features, or heavy integrations are quoted as add-ons. | 6097.56 € - 14634.15 € |
| Cross-platform App (Flutter / React Native) | Single codebase for iOS and Android. Price includes iOS + Android delivery for the same MVP scope. Typical scope: 6-10 screens total, one user role, one primary workflow, authentication, basic API integration, basic offline storage. Price scales mainly by screen count, workflows, roles/permissions, and integrations. Custom native modules and platform-specific edge cases are quoted as add-ons. | 6,504.065 € - 15,446.341 € |
| Progressive Web App (PWA) Development | PWA with offline caching, installability, and responsive UX. Price scales mainly by screen count, workflows, and integrations. Advanced sync, push logic, and deeper device API usage are quoted as add-ons. | 4390.24 € - 11707.32 € |
| Desktop Application Development | Windows/macOS/Linux desktop app (MVP). Typical scope: core workflows, local storage, and basic integrations. Price scales mainly by workflows, data complexity, and integrations. Performance tuning, hardware integrations, or complex data processing are quoted as add-ons. | 5691.06 € - 15691.06 € |
| Discovery and Design | ||
| Product Discovery Workshop | Paid discovery to define scope and reduce delivery risk. Low end typically covers a 1-day remote workshop and summary. High end typically covers a 2-day workshop plus backlog outline and delivery plan. Includes goals, user roles, primary flows, MVP boundary, backlog outline, and a delivery plan with assumptions and risks. Suitable before any build. | 406.5 € - 1626.02 € |
| Prototyping & Wireframing | Wireframes or clickable prototype of key user flows. Pricing is driven mainly by number of screens/flows and iterations. High-fidelity UI, usability studies, and advanced interaction design are quoted separately. | 569.105 € - 1951.22 € |
| UI / UX Design (apps) | UI/UX for small to mid-size apps. Includes information architecture, key screens, component approach, and responsive variants. Pricing is driven mainly by number of screens, complexity of user flows, and component depth. Full design systems, deep research, and motion design are quoted separately. | 894.31 € - 3658.54 € |
| Backend and Platform | ||
| Backend Development (API + database) | API + database for an MVP (auth, CRUD, roles, basic admin). Pricing is driven mainly by endpoint count, roles/permissions, data model complexity, and integrations. Includes basic API documentation and baseline abuse protection where applicable. | 3658.54 € - 13170.73 € |
| API Documentation & Integration Support | OpenAPI specification, examples, and a short integration guide. Includes one integration support session (timeboxed) for questions and handoff. SDKs and full developer portals are quoted separately. | 243.9 € - 975.61 € |
| Cloud & DevOps Setup (CI/CD, environments) | Build pipelines, automated deploys, environment setup, secrets management, and release workflow. Includes hosting and storage setup for typical MVP needs. Pricing is driven mainly by number of environments (single env vs dev + staging + prod), number of services, and deployment complexity. Complex multi-env or multi-service setups are quoted separately. | 975.61 € - 4024.39 € |
| Monitoring, Logging & Observability | Dashboards, alerts, log aggregation, error tracking, and uptime monitoring. Pricing is driven mainly by number of services/environments and alerting requirements. Larger observability stacks and custom SLO/SLA programs are quoted separately. | 731.71 € - 3658.54 € |
| Data Migration & Import / Export | Import/export flows, mapping, validation, and migration of legacy data. Pricing is driven mainly by data volume, number of sources/formats, mapping complexity, and transformation rules. Large datasets and complex transforms expand scope. | 894.31 € - 5365.85 € |
| QA, Security, and Audits | ||
| Testing & Quality Assurance | QA for core flows. Includes test plan, manual QA, regression testing, and a focused device/browser matrix. Baseline includes up to 2 full regression passes and a focused matrix (scope scales with devices/OS versions). Load/stress testing and certifications are quoted separately. | 569.105 € - 2601.63 € |
| Cross-platform Testing (expanded device matrix) | Focused testing across major devices and OS versions for key flows. Pricing is driven mainly by the number of device/OS combinations and the number of regression cycles. Large device matrices and test automation frameworks are quoted separately. | 569.105 € - 2601.63 € |
| Security Hardening (implementation) | Baseline security hardening: auth, secure storage, TLS, dependency hygiene, and basic threat mitigation. Formal penetration testing and audits are available via partner. | 569.105 € - 2276.42 € |
| Code Review & Architecture Audit | Audit with findings, prioritized remediation plan, and quick wins. Timeboxed review by default, scope scales with repo size and complexity for larger codebases. | 569.105 € - 2601.63 € |
| Accessibility Improvements (implementation) | Accessibility improvements for key flows: contrast, focus order, screen reader labels, and scalable text. Pricing is driven mainly by number of screens and platforms. A full Desktop App Accessibility Audit, iOS App Accessibility Audit, and Android App Accessibility Audit can be provided via a partner if required. | 486.991 € - 1951.22 € |
| Compliance & Regulatory (implementation support) | Engineering changes to support compliance requirements (privacy flows, retention, consent, and audit logs). Pricing is driven mainly by required user flows, retention rules, and auditability requirements. Legal sign-off and formal audits are handled via counsel/partner. | 894.31 € - 4024.39 € |
| Release, Support, and Handoff | ||
| App Store / Play Store Deployment & Support | App Store / Play Store listing setup, screenshots guidance, submission, and review-iteration support for one release (one app). Includes up to a limited number of resubmissions within the same release window. ASO work and ongoing store optimization are quoted separately. | 243.9 € - 1138.21 € |
| App Maintenance & Support | Monthly retainer for bug fixes, security patches, OS updates, and minor improvements. Choose a fixed-hour tier. Overage is billed separately. New features are scoped separately. |
|
| Training & Developer Handoff / Documentation | Handoff documentation plus onboarding sessions for your team. Pricing is driven mainly by number of sessions, total hours, and depth (architecture, deployment, runbooks, support playbooks). | 406.5 € - 1626.02 € |
| App Migration (platform or tech upgrade) | Migration or major upgrade with a known target stack. Fixed-price migration requires discovery first. Legacy refactors and data migrations can expand scope. Final price is confirmed after discovery. | 1219.51 € - 7317.07 € |
| Feature Add-ons | ||
| Payments and checkout (basic) | Basic gateway integration (for example Stripe or Braintree), Apple Pay/Google Pay where applicable, order lifecycle, and checkout flows. Pricing is driven mainly by provider, product types, and edge cases. Local gateways, multi-currency, refunds with accounting rules, invoicing rules, and complex tax logic are quoted separately. | 1219.51 € - 4878.05 € |
| Subscriptions and in-app purchases | Tiers, purchase/restore flows, entitlements, and basic subscription lifecycle. Pricing is driven mainly by product count, entitlement rules, and platform requirements. Server-side receipt validation, complex proration, and enterprise billing are quoted separately. | 731.71 € - 2601.63 € |
| Analytics and crash reporting | Events, funnels, and crash reporting setup. Pricing is driven mainly by event count, naming plan, and reporting needs. Custom dashboards and BI pipelines are quoted separately. | 325.2 € - 975.61 € |
| Push notifications and messaging | FCM/APNs setup, templates, opt-in flows, and segmentation basics. Pricing is driven mainly by message types, targeting rules, and templates. Advanced automation, inbox systems, and in-app chat are quoted separately. | 406.5 € - 1626.02 € |
| Social login and sharing | Meta, Google, Apple login and sharing features, including SDK setup and basic event tracking. Pricing is driven mainly by providers and required scopes. | 243.9 € - 731.71 € |
| CMS integration | Connect a CMS for content updates, pages, roles, and basic workflows. Pricing is driven mainly by CMS choice, content types, roles, and editorial workflow complexity. Complex roles and custom editors are quoted separately. | 731.71 € - 3658.54 € |
| In-app reporting and exports | Basic reporting views, exports, and business metrics. Pricing is driven mainly by number of reports, filters, export formats, and permission rules. Complex BI reporting and custom dashboards are quoted separately. | 731.71 € - 2845.53 € |
| Localization and internationalization readiness | Make the app translation-ready: string externalization, plural rules, formatting rules, and RTL considerations where applicable. Pricing is driven mainly by platform(s), screen count, and locale requirements. Translation text is not included. | 243.9 € - 1138.21 € |
| Performance optimization and profiling | Timeboxed profiling and targeted fixes for bottlenecks (startup time, memory, CPU, rendering). Scope is confirmed after initial assessment, additional fixes are billed separately. | 487.8 € - 2032.52 € |
| Custom widgets and extensions | Widgets, extensions, or lightweight add-ons for a defined feature. Pricing is driven mainly by platforms, UI complexity, and edge cases. Deep OS integrations are quoted separately. | 406.5 € - 2032.52 € |
| Video and multimedia features | Video/audio playback, upload, or basic streaming. Pricing is driven mainly by provider choice, formats, storage, and playback requirements. Live streaming, transcoding, or editing tools are quoted separately. | 975.61 € - 4,470.731 € |
| Voice and speech features | Speech-to-text or voice recognition for a defined feature set. Pricing is driven mainly by vendor API integration complexity, languages, and UX flow requirements. Advanced custom models and complex conversational flows are quoted separately. | 1219.51 € - 4878.05 € |
For customized solutions or to discuss how these services can be combined, please schedule a free consultation.
Our experienced team leverages the latest technologies to deliver innovative and sustainable solutions tailored to our clients’ needs.
We understand that you may have common questions, and we've addressed them here. If you’re looking for clear and straightforward answers, you’re in the right place. However, if you have additional questions or need further clarification, please get in touch with us . We’re here to help and ensure you receive all the information you need!
We use Swift and Objective-C for iOS app development. Swift is our primary choice due to its modern features, safety, and performance benefits. Objective-C is used in scenarios where legacy code or specific functionalities require it.
The timeline for developing an iOS app varies based on the complexity and features of the app. Generally, it can take anywhere from 3 to 6 months. We provide a more accurate timeline after discussing your specific requirements. The timeline includes phases such as design, development, and testing.
Yes, we assist with the entire App Store submission process, including preparing the necessary assets, creating the app listing, and ensuring the app meets Apple’s guidelines for approval. We also help navigate common challenges and issues during the submission process to improve your chances of approval.
We use Java and Kotlin for Android app development. Kotlin is our preferred language due to its modern syntax and improved performance. We use Java for projects that involve legacy code or where compatibility with older systems is necessary.
The development time for an Android app depends on its complexity and features. Typically, it takes between 3 to 6 months. We provide a detailed timeline after understanding your project requirements, including stages like design, development, and testing.
Yes, we assist with the entire Google Play Store submission process, including preparing the necessary assets, creating the app listing, and ensuring the app complies with Google’s guidelines for approval. We also provide support for addressing common issues during the submission process.
Cross-platform app development allows us to create applications that work on both iOS and Android platforms using a single codebase. This approach reduces development time and costs while maintaining a consistent user experience. It can be a cost-effective solution when targeting multiple platforms.
We use frameworks like React Native and Flutter for cross-platform app development. These frameworks enable us to build high-performance apps with native-like experiences. We choose the framework based on project requirements, performance needs, and desired user experience.
Cross-platform development can save time and money by allowing you to reach both iOS and Android users with a single app. It ensures consistent branding and user experience across platforms and simplifies maintenance and updates. It is ideal for businesses looking to maximize their reach with fewer resources.
We develop a wide range of desktop applications, including desktop software, utility apps, and custom business applications. Our expertise covers various industries, ensuring we can meet your specific needs and requirements. Examples include project management tools, financial software, and educational apps.
The timeline for developing a desktop application depends on the project’s complexity and scope. Generally, the process takes between 3 to 6 months from initial requirement analysis to final deployment. We provide detailed timelines after understanding your specific needs, including design, development, and testing phases.
Yes, we offer comprehensive support and maintenance services post-deployment. This includes regular updates, bug fixes, performance optimization, and feature enhancements to ensure your application runs smoothly and remains up-to-date with the latest technologies.
We follow a rigorous quality assurance process that includes multiple testing phases, such as unit testing, integration testing, and user acceptance testing. This ensures the application is robust, reliable, and free of bugs. Our QA team uses modern tools and methodologies to maintain high standards throughout the development process.
Yes, we can integrate various third-party services and APIs to enhance the functionality of your desktop application. Whether you need payment gateways, social media integrations, or other external services, our team has the expertise to seamlessly incorporate these into your application.
The cost of desktop application development varies based on the complexity and features of the project. We provide customized quotes after a thorough analysis of your requirements. Our goal is to deliver high-quality applications within your budget. Example cost ranges will be discussed after evaluating your specific needs.
We use a variety of technologies for desktop application development, including C#, .NET Framework, .NET Core, WPF, UWP, and Microsoft Azure. Our team stays updated with the latest tools and technologies to ensure we deliver modern and efficient applications tailored to your needs.
We encourage client involvement throughout the development process. Regular updates, meetings, and feedback sessions ensure that the project aligns with your vision and requirements. Your input is valuable in creating a successful application, and we aim to keep you informed and engaged.
App development can help your business by providing a direct channel to engage with customers, improving customer experience, and increasing brand loyalty. Apps can also drive sales, provide valuable insights through analytics, and streamline business operations, ultimately contributing to your business's growth and efficiency.
We develop apps for iOS, Android, and cross-platform solutions to ensure your app reaches the widest possible audience. This approach allows you to choose the best strategy based on your target users and business goals.
Our app development process includes the following steps: initial consultation, project planning, design and prototyping, development, testing, deployment, and post-launch support. We work closely with you throughout each phase to ensure the final product meets your expectations and business needs.
We follow industry best practices to ensure app security, including secure coding practices, data encryption, regular security testing, and compliance with relevant regulations. We prioritize the security and privacy of user data in every project and provide detailed security measures tailored to your app's specific needs.
Yes, we provide ongoing support and maintenance services to ensure your app remains up-to-date, secure, and functional. Our services include regular updates, bug fixes, performance optimization, and adding new features as needed, tailored to your app's requirements and user feedback.
Yes, we can integrate your app with various systems and services, such as third-party APIs, payment gateways, CRM systems, and social media platforms. We ensure seamless integration to enhance the functionality and user experience of your app, addressing any challenges and ensuring compatibility.
We handle app updates and new feature requests through our ongoing support and maintenance services. We work with you to prioritize updates and new features, ensuring they are implemented efficiently and effectively. Our process includes assessing impact, scheduling development, and testing to ensure smooth implementation.
Yes, we offer app maintenance and updates to ensure your app remains functional, secure, and up-to-date with the latest features and technologies. We assess your app’s current state and provide tailored solutions to enhance and update its performance.
The cost of app development depends on various factors, including the complexity of the app, the number of features, and the platforms targeted. We provide a detailed cost estimate after discussing your specific requirements and project scope. Example cost ranges and case studies are available to help you understand potential costs.
Do you have a project that we can help with? We’re always happy to discuss your project with you and put together a free tailor-made proposal, just fill out the form or give us a call to get started.
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