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What Is A Progressive Web App?

Progressive web apps are websites that include mobile apps on devices and computers. The web app loads very fast, works offline, and is installed from the home screen of a device without using the app store. The method provides users with the benefits of apps while retaining the accessibility of websites.

What Progressive Web App Development Services Intelivita Offers?

Intelivita offers progressive web app development services to convert websites into app‑like experiences for businesses. We design custom PWAs, set up offline functionality, and optimize speed and performance across Android, iOS, and desktop devices. Our team provides ongoing support and updates to keep apps aligned with the latest technology standards.

Custom PWA Development & Migration

Intelivita offers custom PWA development and migration services to build new web apps from scratch or migrate existing websites and native apps into modern PWA solutions. We merge multiple platforms into a single codebase, which reduces maintenance costs and delivers app‑like speed. Intelivita provides businesses with affordable alternatives to outdated native apps, helping them expand online presence and increase user engagement without maintaining separate iOS and Android applications. Intelivita ensures every solution is scalable, cost‑effective, and aligned with the latest technology standards to support long‑term growth and digital success.

PWA Performance Optimization

The PWA performance optimization services of Intelivita aim to make web apps load faster and respond smoothly to user interactions. We optimize core web vitals, improve caching, and refine code to enable instant page loading and stronger user engagement. Intelivita helps e‑commerce sites boost sales conversions, supports content‑driven platforms in achieving higher search rankings, and assists businesses in reducing customer loss caused by slow loading times.

SEO & Discoverability Enhancement

SEO and discoverability optimization at Intelivita ensures web apps are fully indexable and visible in search engines. We improve server‑side rendering and apply core web standards so crawlers reach and index every page. Intelivita supports e‑commerce sites that need product pages indexed, helps local service businesses gain visibility in local search, and empowers companies relying on organic search for customer acquisition.

Advanced Offline Capabilities

Advanced offline capabilities at Intelivita allow web apps to function without an internet connection by using smart caching technology. We implement service workers to store critical data and functionality directly on devices, ensuring users continue working offline without interruption. Intelivita makes the capabilities valuable for field service teams in low‑connectivity areas, retail businesses operating in poor network regions, and logistics companies whose employees need reliable access while on the move. We deliver solutions that keep businesses productive, connected, and efficient regardless of connectivity challenges.

Strategic Push Notification Setup

Intelivita provides strategic push notification implementation to re‑engage customers at key moments. We create notifications for abandoned carts, limited‑time offers, and personalized updates that customers choose to receive. Intelivita helps online stores recover lost sales. We support subscription services in improving customer retention. Intelivita assists businesses with time‑sensitive offers that require instant customer notifications.

Cross-Platform Compatibility

Intelivita ensures cross‑platform compatibility to web apps that deliver the same performance across all devices and browsers. We conduct extensive testing on iOS, Android, Chrome, Safari, and Edge to resolve platform‑specific issues before launch. Intelivita makes the compatibility ideal for businesses with customer bases and varying device preferences. We help organizations avoid the high costs of maintaining native apps while still providing full functionality to users, no matter what technology they use.

Ongoing Maintenance and Support

Intelivita provides ongoing support and maintenance to keep web apps secure, working, and updated after launch. We apply security patches to protect user data. Intelivita debug issues as they occur. We add new features to match changing business needs and technology trends. We make the service valuable for small and medium businesses without in‑house teams. It benefits healthcare and financial providers that must stay secure in regulated environments. Supporting e‑commerce sites experiencing rapid growth and needing their progressive web app to keep pace with a growing customer base.

What Are The Main Benefits Of Progressive Web Apps (Pwa)?

There are six main benefits of Progressive Web Apps (PWA) that make them attractive alternatives to traditional websites and native applications.

Lower Development Costs

Developing one codebase rather than developing for iOS and Android reduces development costs and accelerates time to market.

Faster Load Times

Cache enables pages to load instantly even on slower networks.

Provide Offline Support

Service workers enable users to view content and perform tasks offline, without the need for an internet connection.

Improve User Engagement

Push notifications help bring customers back to the app with reminders and updates they have opted to receive.

Technologies We Use

Why Choose Intelivita For Progressive Web App Development?

You should choose Intelivita for Enterprises, and growing businesses opt for Intelivita for the development of fast, reliable, and engagement-driven progressive web apps.

We have a team of experts in JavaScript, API developers, cloud infrastructure experts, and automation testers who work on every stage of the PWA development process.

We design progressive web apps using IndexedDB for client-side data storage, background syncing, and push notification APIs that help us achieve tangible results in terms of user engagement metrics.

We use performance optimization strategies such as asset minification, tree shaking, HTTP/2 protocol support, and caching to ensure that our applications load in under a second and receive Lighthouse scores of over 90.

We work with CI/CD pipelines, containerized deployment processes, automated regression testing, and real-time application monitoring tools.

Our Progressive Web App Development Portfolio

Our progressive web app development portfolio showcases solutions for e-commerce, healthcare, finance, and logistics industries, serving clients in Northern Ireland, London, and across the UK.

The people on the project were completely delightful to deal with. Nothing is too much trouble, they are experts in their field and bring a wealth of valuable knowledge to the project, and they understood the goals and objectives from the outset.
Read full testimonial
Olivia Rose
Olivia Rose
CMO at Ostique Ltd

Progressive Web App (PWA) development costs range from £10,000 to £80,000 in the UK. The cost of developing a progressive web app in the UK depends on the complexity of the project. A simple progressive web app with basic offline support and standard interfaces costs less, while an enterprise-level progressive web app with advanced features of real-time data synchronization, complex backend integrations, and custom animations costs more. The cost of a web app development project is affected by the number of features and third-party API integrations.

The progressive web app takes 8 to 16 weeks. The time varies depending on the complexity of the application. Simple web apps are developed in 8 to 10 weeks, whereas complex applications take 12 to 16 weeks or even longer.

Progressive web apps and native apps are similar in functionality but are different in terms of development and usage. The following table highlights the three main differences that affect development costs, user experience, and deployment.
Progressive Web Apps (PWA)Native Apps
Run directly in web browsers without requiring app store downloads or installations
Must be downloaded and installed from platform-specific app stores like the Apple App Store or the Google Play Store
Use a single codebase that works across all platforms and devices
Require separate development for iOS and Android using different programming languages
Update automatically without users needing to download new versions
Updates must be downloaded and installed via app stores
Limited access to device hardware features
Provide deeper access to device hardware features like cameras, sensors, and GPS for more intensive functionality

Yes, progressive web apps are compatible with iPhones and iPads that run iOS 11.3 or later versions. Apple has introduced support for basic progressive web app functionality such as service workers, web app manifests, and offline support, which enables iOS users to install progressive web apps on their home screens. The advanced features of progressive web apps, such as push notifications, have limited support on iOS compared to Android.

Progressive web apps support offline browsing, push notifications for re-engagement, and secure payment processing. The PWA provides access to hardware components such as cameras for taking pictures, GPS for location-based services, microphones for voice input, and sensors for motion detection, along with other features such as home screen installation and biometric authentication.
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