Stackovation
Tech & compliance

Web app, mobile app or PWA: which should you build first?

Web app, mobile app or progressive web app? A clear comparison of cost, reach, offline use and notifications — and a simple way to decide what to build first.

5 min readBy the Stackovation team

The three options in plain words

  • Web app — runs in the browser on any device. Nothing to install; you share a link. Think dashboards, booking systems, client portals and online stores.
  • Mobile app — installed from the App Store or Google Play. It lives on the home screen, sends push notifications and can use the phone’s hardware fully.
  • Progressive web app (PWA) — a web app that can also be added to the home screen, open full-screen and keep some content available offline. No app store needed.

Mobile apps can be native (written separately for iOS and Android) or cross-platform (one codebase for both, using frameworks like React Native or Flutter). For most business apps, cross-platform is the practical choice.

How they compare

What mattersWeb appPWAMobile app
Found through GoogleYes — every page can rankYesOnly via the store listing and your website
Needs installingNoOptional, from the browserYes, from a store
UpdatesInstant for everyoneInstantStore review, then users update
Push notificationsLimitedYes on Android; on iPhone only after adding to the home screenYes, reliable
Offline useLimitedPartial — cached screens and dataFull, if designed for it
Camera, GPS, BluetoothBasic camera and locationBasic camera and locationFull access
Store feesNoneNoneApple US$99 a year, Google US$25 once, plus store rules on digital sales
Relative costLowestLowHigher

Start with a web app when…

  • Your users work at a desk — staff, managers, or business customers placing orders.
  • People find you through Google, and you want each page to rank.
  • You need to prove the idea quickly, with instant updates while you learn.
  • Budget is limited and you want to reach every device from day one.
  • Customers use it occasionally — once a month, not once a day.

Choose a mobile app when…

  • People use it every day: a fitness habit, a delivery partner’s job list, a loyalty wallet.
  • Notifications are central and must reliably reach every phone.
  • The phone’s hardware is the product: scanning, background location, Bluetooth devices, heavy camera use.
  • It must work with poor or no internet — warehouses, farms, field visits.
  • Your customers expect to find you in the app store.

When a PWA is the smart middle ground

A PWA suits businesses whose customers come back often but not every day — a restaurant’s regulars, a salon’s clients, a clinic’s patients. They add it to the home screen from your website in one tap, you avoid store fees and reviews, and every update reaches everyone instantly.

The trade-offs: notifications on iPhone only work after the user adds the app to the home screen, hardware access is limited, and there is no app store listing. If those matter to you, go mobile.

Examples: what we would start with

BusinessStart withWhy
Clinic appointment bookingWeb app or PWAPatients book occasionally and often arrive from Google search.
Gym member appMobile appDaily use, workout tracking and reminders that must arrive.
Restaurant orderingPWARepeat customers, no store fees, instant menu changes.
Order tracking for textile buyersWeb appBuyers work at desks with detailed tables and reports.
Field sales teamMobile appOffline use, GPS check-ins and photos from customer sites.
Internal dashboardWeb appUsed at desks, on big screens.

You can see both styles in our concept projects: Loopfit is a mobile fitness app, while Tawa Street is a fast web ordering flow.

The path most businesses should take

  1. 01

    Build the backend once

    Data, business rules and integrations live on a server with an API. This is the most valuable part, and it serves every screen you add later.

  2. 02

    Launch the web app first

    Staff and customers use it on any device. You learn what matters without app store delays.

  3. 03

    Add PWA features

    Home-screen install and offline caching are small additions to a well-built web app.

  4. 04

    Add mobile apps when usage proves it

    When daily use or hardware needs justify it, build iOS and Android apps on the same backend — without starting over.

Questions people ask

Can a web app send notifications?
Yes, with limits. Browsers support web push notifications on Android and desktop, and on iPhone and iPad once the web app has been added to the home screen. For notifications that must reach everyone reliably, a mobile app is still stronger.
Will a PWA appear in the Play Store?
A PWA is installed from the browser, not a store. It can be packaged for Google Play, but if a store presence matters to you, a proper mobile app is usually the better route.
Is React Native good enough for business apps?
Yes. It is widely used in production and shares most code between iOS and Android. Very graphics-heavy apps, such as 3D games, are the main exception.
Can we turn our website into an app later?
If the backend is built as an API, yes — the mobile app reuses it. If everything is tied into one website, part of it has to be rebuilt, which is why the architecture matters from the start.

Planning something like this?

Tell us what you want to build. You’ll get a written scope and a fixed quote before any work starts.