PWA Development

Progressive Web App Development Without the App Store

We build web applications that behave like native mobile apps: installable from the browser, working offline, sending push notifications and loading instantly even on slow networks, all from a single codebase.

Free consultation
  • One codebase, every platform
  • Offline-ready by design
  • Indexable by search engines

Trusted By

750+ happy clients, including top Fortune 500 companies

Overview

What is Progressive Web App Development?

Progressive Web App (PWA) development is the process of building web applications that behave like native mobile apps. A PWA runs in a browser but can be installed on a user’s device, works offline, sends push notifications and loads instantly even on slow networks.

Key characteristics of a PWA

  • Installable directly from the browser, no app store required
  • Works offline or on low-quality networks using cached data
  • Loads in under 3 seconds on mobile networks
  • Sends push notifications to re-engage users
  • Responsive across all screen sizes and devices
  • Served over HTTPS for security

What can Sphinx Solutions build for you?

Let’s talk

Why It Matters

Why Businesses Choose PWA Development

Businesses are turning to PWAs because they solve three compounding problems at once: high development costs, poor mobile web performance and low user retention on browsers. A native app costs significantly more to build and maintain across two platforms, and a standard mobile website performs well on desktop but poorly on mobile. A PWA sits precisely in between the two.

A native app costs significantly more to build and maintain across two platforms. A standard mobile website performs well on desktop but poorly on mobile in terms of engagement. PWAs sit precisely in between, delivering app-grade performance through the web.

Core business benefits of PWA development

Faster page load speeds

PWAs use service workers and intelligent caching to load content almost instantly, reducing bounce rates.

Offline functionality

Users can continue using the app with cached data even without an internet connection.

Lower development & maintenance costs

One codebase works across all platforms, cutting build and update costs by up to 60% versus dual native apps.

Higher user engagement

Push notifications bring users back without requiring a separate app download.

Broader reach

No app store friction: users discover and install PWAs directly from search or a URL.

Improved SEO

PWAs are indexable by search engines, unlike native apps, giving your product organic discoverability.

Increased conversions

Faster load times directly improve conversion rates. A 1-second delay in page load time reduces conversions by 7%.

App-like UX without app store dependency

Full-screen mode, a home screen icon and smooth animations create a native feel.

Who It Suits

Who Should Invest in PWA Development?

Ecommerce businesses
Wanting faster checkout and cart recovery.
SaaS companies
Needing a lightweight, instantly accessible product.
Healthcare platforms
Delivering patient-facing portals.
Fintech companies
Providing real-time financial dashboards.
Logistics businesses
Requiring offline data access in the field.
Media & content platforms
Prioritising fast load and re-engagement.
Startups
Wanting to go to market quickly without building two native apps.

What We Build

PWA Development Services We Offer

At Sphinx Solutions we offer end-to-end progressive web app development services, from strategy and design through to deployment and ongoing support. Our PWA developers bring expertise across frontend frameworks, service worker architecture and performance optimisation. That covers custom builds, consulting, UI/UX, enterprise deployments, migration from native or legacy web apps, testing and long-term maintenance.

01

Custom PWA development

We build PWAs from the ground up, tailored to your business model, audience and technical requirements. Every application is performance-tested, security-hardened and built to scale.

Talk to our service experts

02

PWA consulting

Not sure if a PWA is the right fit for your product? Our consultants assess your existing technology, user journey and business goals to recommend the optimal architecture: PWA, native or hybrid.

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03

UI/UX design for PWAs

Our UI/UX design team creates intuitive, mobile-first interfaces that perform consistently across devices. We design for speed, accessibility and conversion.

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04

Enterprise PWA development

For large-scale organisations, we build secure, scalable PWAs with role-based access, enterprise authentication through SSO and OAuth, API integrations and compliance-ready architecture.

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05

PWA migration services

We migrate existing native apps or legacy web applications to PWA architecture, retaining your features while gaining offline support, push notifications and faster load performance.

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06

PWA testing and quality assurance

Our QA engineers conduct Lighthouse audits, cross-browser testing, network condition simulations and performance benchmarking to ensure your PWA meets production-grade standards.

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07

PWA maintenance and support

We provide ongoing support, feature updates, performance monitoring and security patches post-launch, with SLA-backed response times.

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What We Solve

PWA Development Solutions

At Sphinx Solutions we deliver custom PWA development solutions that help businesses create fast, engaging and reliable digital experiences across devices. Our progressive web app solutions combine the accessibility of websites with the functionality of mobile applications, letting businesses reach users on any platform without maintaining separate applications.

Talk to our solutions architect

Industries

Industries We Build PWAs For

Sphinx Solutions has delivered progressive web applications across regulated, high-traffic and user-sensitive industries. Our domain knowledge lets us build for the compliance requirements, performance thresholds and audience behaviours specific to each sector, from patient portals that must keep working offline to storefronts judged on how fast the first screen paints.

How We Build It

Technologies Behind Our PWA Development

Our PWA developers are proficient across the modern web stack. We select tools based on performance benchmarks, community support and long-term maintainability, rather than on habit. That spans the frontend framework, the service worker and manifest layer that makes a PWA installable, the backend and APIs behind it, and the infrastructure it ships on.

  • React.js
  • Angular
  • Vue.js
  • Next.js

How We Work

Our PWA Development Process

We follow a structured and agile development methodology that ensures transparency, faster delivery and measurable outcomes at every stage of your progressive web app development journey. Seven phases take a PWA from discovery and architecture through design, build, Lighthouse-audited testing and deployment, to the support that keeps it current after launch.

  1. Step 1

    Discovery & requirements analysis

    What we do: We begin by understanding your business goals, target audience, existing systems and technical requirements. Our team conducts stakeholder workshops, analyses user journeys and identifies key performance objectives to create a clear project roadmap.

    What you get

    • Detailed project scope
    • User and business requirement documentation
    • Feature prioritisation
    • Technology recommendations
    • Project roadmap and timeline

  2. Step 2

    Architecture planning & technical strategy

    What we do: Our solution architects define the PWA architecture, including frontend frameworks, API integrations, caching strategies, service worker implementation and offline capabilities. We establish a scalable foundation that supports future growth.

    What you get

    • Technical architecture blueprint
    • Framework selection recommendations
    • Integration strategy
    • Performance and scalability plan
    • Security considerations

  3. Step 3

    UI/UX design & prototyping

    What we do: Our designers create responsive wireframes, interactive prototypes and user-centric interfaces optimised for multiple devices. We focus on intuitive navigation, accessibility and app-like experiences to maximise user engagement.

    What you get

    • Wireframes and user flows
    • Interactive prototypes
    • Mobile-first UI designs
    • UX validation and feedback cycles
    • Design approval before development

  4. Step 4

    Progressive web app development

    What we do: Our developers build the application using modern technologies such as React, Angular, Vue.js or Next.js. We implement service workers, web app manifests, push notifications and offline capabilities to deliver a fast and reliable user experience.

    What you get

    • Fully functional PWA application
    • Responsive user interfaces
    • Offline functionality
    • Push notification capabilities
    • API and third-party integrations

  5. Step 5

    Testing & performance optimisation

    What we do: We conduct comprehensive quality assurance, including cross-browser testing, device compatibility checks, accessibility audits, security testing and performance optimisation. Lighthouse audits and real-world testing ensure a seamless user experience.

    What you get

    • Performance optimisation reports
    • Cross-device compatibility testing
    • Accessibility compliance checks
    • Security validation
    • Quality assurance documentation

  6. Step 6

    Deployment & launch

    What we do: We deploy your progressive web app to your preferred cloud or hosting environment while configuring HTTPS, CDN services, caching mechanisms and monitoring tools to ensure optimal performance.

    What you get

    • Production-ready deployment
    • Cloud infrastructure configuration
    • HTTPS and security setup
    • Performance monitoring tools
    • Deployment documentation

  7. Step 7

    Maintenance & continuous support

    What we do: After launch, our support team monitors application performance, resolves issues, releases updates and implements enhancements to keep your PWA secure, scalable and aligned with evolving business needs.

    What you get

    • Ongoing technical support
    • Bug fixes and maintenance
    • Performance monitoring
    • Security updates
    • Feature enhancements and optimisation
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Comparison

PWA vs Native App vs Responsive Website

The three approaches trade reach, capability and cost against each other differently. A PWA installs without an app store and works offline; a native app gets full hardware access at the price of two builds; a responsive site is cheapest but gives up installability and push. These are the eleven dimensions that usually decide it.

Feature PWA Native app Responsive website
Platform All browsers and OS iOS or Android only All browsers
App store required No Yes No
Offline support Yes, via service workers Yes No
Push notifications Yes Yes No
Install on home screen Yes Yes No
Discoverability via SEO Yes Limited Yes
Development cost Lower, single codebase Higher, dual builds Lowest
Performance Near-native Native Lower on mobile
Update mechanism Automatic, no store approval Manual, store approval Automatic
Access to device hardware Partial and growing Full Minimal
Time to market Fast Slower Fastest

Sources: Google, Progressive Web Apps, MDN, Progressive web apps Last updated: 2 July 2026

Quick Recommendations

When to choose a PWA

  • Your product needs to reach users across both iOS and Android without two separate builds.
  • App store distribution is a barrier for your audience: enterprise, B2B or emerging markets.
  • You need strong SEO alongside app-like UX.
  • Budget or timeline constraints make dual native development impractical.

When to choose a native app

  • Your product requires deep access to device hardware: camera, GPS, Bluetooth, AR or VR.
  • You are building a game or a graphics-intensive application.
  • Your existing user base is already engaged via the app stores.

Proof Of Work

Progressive Web Apps That Delivered Measurable Results

Sphinx Solutions shows you outcomes, not just portfolios. Every application below is measured against the business problem it was built to solve, and each one is set out the same way: the problem the client arrived with, the constraint that made it hard, and what we actually shipped against it.

Skeins of yarn in a basket beside the Yarn Bazaar logo

YARN BAZAAR

India’s first B2B yarn trading platform

Problem

India’s ₹200 billion textile industry ran entirely on offline transactions, dominated by middlemen, opaque pricing, unreliable logistics and zero payment guarantees. Yarn buyers and sellers had no digital infrastructure to trade at scale.

Challenge

The Yarn Bazaar needed a platform that could digitise the entire textile trading lifecycle: discovery, negotiation, payment, logistics and financing, in a market with no existing digital precedent.

Solution

Full-stack B2B marketplace (web, iOS, Android) with real-time pricing, smart matching, bidding, sample management, logistics tracking, financing, and role-based dashboards for buyers, sellers and admins.

The Pop Meals site open on a laptop showing a meal offer

POP MEALS

South-East Asia’s first food delivery app

Problem

Pop Meals entered Malaysia aiming to become South-East Asia’s first dedicated food delivery platform, driven by a bold vision to transform how people discover, order and enjoy meals.

Challenge

To build a delivery ecosystem from scratch with no existing local benchmark, while maintaining real-time order tracking, multi-location delivery logic and payment integration.

Solution

Three-app ecosystem: customer ordering, delivery agent (GPS routing, order acceptance) and admin panel. Features include multi-location delivery, push notifications, payments, scheduling and a restaurant CMS, built cross-platform for iOS and Android.

The Rainman site on a laptop, a yacht at sea behind the headline

RAINMAN

Monitoring and control for portable water desalination systems

Problem

Rainman developed innovative portable desalination systems designed for marine and off-grid environments. While the hardware offered reliable water purification, users needed a smarter digital platform to monitor system performance, manage operations remotely and access real-time insights.

Challenge

The client required a modern web application capable of handling real-time monitoring, remote accessibility, device management and a seamless user experience across different environments and devices.

Solution

A scalable web-based platform with real-time monitoring dashboards, remote system control, performance analytics, smart alerts and secure cloud connectivity to simplify desalination system management for users worldwide.

Every solution we build is AI-ready by architecture, so your business grows smarter. We engineer software around the way your business, processes, integrations, and growth targets. We bring years of delivery precision to every project across the world.

Explore our work

How much does it cost?

PWA Development Cost

Wondering how much it costs to build a Progressive Web App?

The cost depends on several factors, including application complexity, design requirements, feature set, third-party integrations, offline capabilities, push notifications and backend infrastructure. Whether you are building a customer-facing ecommerce platform, an enterprise portal or a SaaS application, every project has unique requirements that influence the final cost.

Our app cost calculator turns those into a realistic estimate. Answer a few questions about your application requirements, target audience, preferred technologies and functionality to get a figure without the uncertainty.

Try our app cost calculator

How We Engage

Engagement Models for PWA Development

We offer three hiring and engagement models to fit your project structure, budget cycle and team requirements: a dedicated team for long-term product work, a fixed price where the scope is already defined, and time and material where requirements are still moving. Each one leaves the code and the roadmap with you.

01

Dedicated team

For long-term product development, ongoing feature releases, or when you need to extend your in-house team. You get a fully dedicated team working exclusively on your PWA. Team size and composition can scale as your product evolves.

02

Fixed price

For projects with clearly defined scope, timeline and deliverables. We agree on requirements upfront, provide a fixed quote and deliver to a confirmed schedule. Suitable for MVPs and defined-scope PWA builds.

03

Time and material

For projects with evolving requirements, exploratory development or iterative product discovery. You pay for time spent. This model offers maximum flexibility to pivot scope, reprioritise features or accelerate delivery as needed.

Why Choose Us

Client-Oriented. On-Time Delivery.

16+

Years of experience

Sphinx has completed 16 successful years in the industry, helping businesses with technology and digital transformation, including AI-powered solutions across major industry verticals.

16+

Industry experts

We have a dedicated and reliable team of AI engineers, ML scientists, data engineers, and MLOps specialists covering every role in the AI development lifecycle.

1500+

Solutions delivered

We have delivered more than 1,500 solutions through a results-driven approach, many to recurring clients who keep expanding their AI capabilities with us.

200+

In-house resources

We have a dedicated in-house team, experienced and skilled across AI development, software engineering, QA, DevOps, and cloud infrastructure.

750+

Happy clients

We are trusted by 750+ clients for best-in-class AI solutions at competitive rates, with the delivery accountability enterprise clients demand.

50M+

Users love our work

Our client-centric approach and high-calibre AI engineering, built on current models and frameworks, have made us a trusted partner for businesses building AI.

Not Sure Which Model Fits Your Project Stage?

Book a 30-minute engagement consultation.

Free consultation

Connect with us

Discuss Your PWA Project With Our Experts

Tell us what the app has to do offline and who it has to reach, and we’ll come back with an architecture, a caching strategy and a delivery timeline.

  • USA
  • UK
  • UAE
  • India

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We’ll get back to you in 1 to 2 business days.

Highly Rated Across Top Platforms

Frequently Asked
Questions

Everything you need to know about building a Progressive Web App with us. Can’t find your answer? Talk to us.

Progressive Web Apps are a great choice for businesses that want to improve user engagement, increase page speed and offer a smooth experience across all devices. They load quickly, work even with slow or no internet, and help improve user retention and conversions without the expense of developing separate native apps.

Yes. Progressive Web Apps can work offline by using cached data stored on the user’s device after the first visit. This allows users to continue browsing and using key features even without an internet connection or in areas with poor network coverage, ensuring a better overall user experience.

The cost of developing a Progressive Web App depends on its features, functionality and overall complexity. In most cases, development costs range from $1,000 to $50,000 or more. At Sphinx Solutions we provide cost-effective PWA development services tailored to your business goals, requirements and budget.

The time required depends on the project’s complexity and feature set. On average, development takes between 2 and 6 months or longer. Simple PWAs can be completed faster, while advanced, feature-rich applications typically require additional development and testing time.

Progressive Web Apps combine the advantages of websites and native mobile apps. They offer features such as offline access, push notifications, fast loading and home screen installation without requiring app store downloads. Since a single codebase works across multiple platforms, PWAs are also more affordable to develop and maintain than separate native apps.

Yes. Progressive Web Apps are built to run smoothly on Android, iOS, desktops and tablets through a single application. They provide a consistent user experience across different devices and platforms, eliminating the need to build separate apps for each operating system.