Travel App: Progressive Web App Transformation
WanderWise Travel • Travel
Transformed travel booking site into PWA, enabling offline access and increasing mobile bookings by 110%.
The Challenge
WanderWise users frequently traveled to areas with poor connectivity, making their web app unreliable and causing lost bookings.
Our Solution
We converted their site into a Progressive Web App with offline capabilities, installability, and push notifications.
Technologies Used
Project Objectives
- Offer a fully functional booking experience even when offline
- Double mobile conversion rates for on-the-go travelers
- Encourage repeat usage through installable app-like touchpoints
How We Approached It
Strategic phases that turned insights into measurable outcomes.
Mobility Research
Uncovered when and why travelers lost connectivity and bookings.
- Interviewed frequent travelers and customer support teams
- Analyzed session replays to understand failure states
- Defined parity goals between desktop, mobile web, and PWA
PWA Architecture
Designed resilient caching and offline-first experiences.
- Created Workbox strategies for trips, searches, and saved items
- Built offline booking flows with conflict resolution
- Implemented background sync for itinerary updates
Engagement Layer
Kept travelers connected before, during, and after trips.
- Launched contextual push notifications tied to saved itineraries
- Designed onboarding prompts encouraging Add to Home Screen
- Instrumented analytics focused on app-like engagement
Key Features Delivered
Offline Trip Planner
Travelers browse, save, and book trips even without connectivity.
Installable Experience
Custom splash screens, deep links, and app shell deliver native feel.
Proactive Notifications
Contextual alerts highlight deals, reminders, and itinerary changes.
Deliverables
- Mobile UX guidelines and component library
- Workbox service worker configuration and testing suite
- Offline data layer with background sync workflows
- Lifecycle marketing playbooks for push and email
Project Timeline
Milestones that guided delivery from discovery to launch.
Discovery & Benchmarking
Weeks 1-3User interviews, analytics review, KPI definition
PWA Build
Weeks 4-9Service worker architecture, offline flows, performance tuning
Growth & Launch
Weeks 10-16Engagement automation, QA, phased release with pilots
Project Details
Results & Impact
Mobile Bookings
Significant increase in mobile conversions
App Installs
Users installing PWA on devices
Offline Usage
Significant offline engagement
User Retention
More users returning to app
The PWA Webnaster built works even when our users are on a plane or in remote locations. It's been transformative for our mobile business.
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