Mobile app for a contractor: jobs, quotes and customers in one place

Build, buy or mix

Contractors already have good ready-made options: Jobber, Housecall Pro, ServiceTitan, Buildertrend and others. For many firms, a monthly subscription is the sensible route. A custom app makes sense in specific cases, and it is worth being clear which one is yours.

We will say so honestly if a subscription fits you better. Smaller operators who only need to catch calls may prefer our AI receptionist for contractors first.

Seasonality matters. Roofers and landscapers book out in good weather and idle in bad, while heating and cooling firms spike with the first cold snap or heatwave. An app that handles a surge of jobs without more office staff has value in those weeks, and a customer app that holds maintenance-plan reminders keeps the quiet months busy.

Features that earn their place

• Job card: customer, address, scope, photos, notes and status in one record.
• Estimate builder: price lists and templates, so a quote is sent from the driveway.
• Customer updates: automatic messages such as on the way, started, finished, with consent.
• Photo and measurement capture, tagged to the job.
• Approval and signature on screen for variations, so extras are agreed before work starts.
• Crew view: today's jobs in order, with directions and parts lists.
• Payment links or card capture through a provider.

Variation approval is the feature owners value most once they have used it. Extra work agreed in writing, with a photo, prevents the argument at the end of the job.

Keep the list short at launch. Every extra feature is another screen to learn, and crews adopt a tool faster when it does three things well than when it does ten things unevenly.

Rules that touch a contractor app

Licensing and insurance requirements for contractors differ by state and country. Many places expect licence numbers on estimates, contracts and advertising, and some consumer laws give homeowners cancellation rights for contracts signed at home. The app can include the right text, but you decide what it must say. Check with your licensing body or lawyer.

Customer messages need consent. In the US, text messages fall under rules the FCC enforces; in the UK and EU, marketing messages need a lawful basis and an opt-out. Job updates a customer expects are treated differently from promotions, so keep them separate. Payments run through a provider so you do not store card data.

Working in the field

Contractors work in roofs, basements and rural sites, so the app has to cope with a poor signal: save photos and notes on the phone and upload later. Keep the screens simple enough to use with one hand. Allow sign-in by phone number for casual labour, and let the owner remove access when someone leaves.

Integration with accounting is often the real saving. If an invoice created on site flows into QuickBooks or Xero, the office does not retype it. That depends on the accounting vendor's interface, which we check at the start.

Start with the crew, not the owner. If the people on site find the app slower than their phone camera and a text message, they will not use it, whatever the office wants.

Price and next step

After a short call about your trade and tools, you get a fixed quote within one working day. We prototype the job card first, test it with a crew member, and build in weekly demos. You own the code and the developer accounts.

Projects start at $1,500 and extra work is billed at $30 an hour. Price moves with estimate logic, accounting links, a customer portal and offline sync. Larger sites and project controls are covered on our construction app page. See the main mobile app development page, and the web app cost guide for office dashboards.