SiluxWeb

Sunderland · England

App development in Washington

For businesses in Washington, Sunderland, an app can turn occasional customers into regulars: bookings in a couple of taps, a loyalty card that never gets lost and reminders that arrive at the right moment.

Our approach for Washington businesses is simple: we show you a clickable design of your app first, free of charge, then agree a fixed price for the build — no hourly billing surprises.

App ideas for Washington businesses

  • Builders — Site diary & snagging: Your team records daily progress, issues and photos from site.
  • Photographers — Shoot planning: Share timelines, locations and shot lists before the day.
  • IT Support Companies — Status and alerts: Push alerts for incidents and maintenance windows.
  • Bathroom Fitters — Project portfolio & progress: Clients follow design stages and approvals.
  • Personal Trainers — Class booking & waitlists: Live timetables, instant booking and automatic waitlists.
  • Care Homes — Family updates: Share news and photos with residents’ families securely.

How an app project works for Washington businesses

  • Free discovery call — A relaxed 30–45 minute video call about your customers, what the app must do and what success looks like. No charge and no obligation.
  • Free design concept — We design key screens of your app and share a clickable prototype you can tap through on your own phone — free, with no commitment.
  • Fixed-price build — Agree a fixed-price quote and we build in short sprints, sending you test builds via TestFlight (iPhone) and Google Play internal testing (Android).
  • App Store & Google Play submission — We prepare store listings, screenshots, privacy details and submit to Apple and Google under your own developer accounts, handling any review feedback.
  • Care, updates & growth — Optional monthly care: OS updates, bug fixes, monitoring, hosting for your app’s back end and small improvements as your business grows.

iPhone, Android or both?

Customers in Washington, like the rest of the UK, use a mix of iPhones and Android phones, so most local businesses need their app on both. A cross-platform build with React Native or Flutter usually gives the best value; native Swift or Kotlin makes sense for specialist features.

In a large town like Washington, a loyalty or booking app helps an independent business compete with national chains that already have one.

Covering Washington and Sunderland

As well as Washington, we build apps for businesses in nearby Chester-le-Street (4 miles), Lamesley (4 miles), The Boldons (4 miles) and Pelton (4 miles), and across the wider Sunderland area.

We work remotely by video call, phone and email, so Washington businesses get the same service as anywhere in the UK — and test every build on their own phones.

App services

App development near Washington

Websites in Washington

Need a website too? We design websites for Washington businesses free of charge. Web design in Washington

Frequently asked questions

Do you build apps for businesses in Washington?

Yes. We design and develop iOS and Android apps for businesses in Washington and across Sunderland. We work remotely by video call, phone and email, and you test every version on your own phone.

How much does an app cost for a Washington business?

Every app is different, so we don’t publish one price. After a free discovery call and a free design concept, we give you a fixed-price quote for the agreed scope — no hourly surprises. Starting prices for our discovery workshop and care plan are listed on our pricing page.

What do Apple and Google charge to publish an app?

At the time of writing, Apple’s Developer Program costs US$99 a year (billed in local currency) and Google Play charges a one-off US$25 registration fee. If you sell digital content inside the app, the stores take a commission — commonly 15% for smaller businesses on their reduced-rate programmes and 30% otherwise. Physical goods and real-world services, such as table bookings, haircuts or food orders, can usually take normal card payments instead. We check the current terms for your app before you commit.

Who owns the app and the code?

You do. Once the project is paid for, the source code and design files are yours, and the app is published under your own Apple and Google developer accounts. If you ever move to another developer, we hand everything over.