How much does mobile app development cost? What really decides the price

Asking what an app costs is like asking what a house costs. The honest answer is “it depends”, but it depends on things you can understand and control. This article explains what drives the price, so you can talk to any developer on equal terms.

What drives the cost

1. Features. Every screen and every action is work: sign-in, profiles, search, payments, chat, notifications, an admin panel. The list of features is the biggest single factor.

2. Platforms. iOS, Android, web, or all three. A cross-platform framework such as React Native lets one codebase run on iOS and Android, which usually costs less than two separate native apps.

3. The backend. Most apps need a server: user accounts, data, business logic, payments, notifications. It is invisible to users, but often half of the work.

4. Integrations. Payment gateways, maps, calendars, CRMs, accounting, logistics. Each integration adds work and testing.

5. Design. Adapting a proven design system is cheaper than a fully custom look. Both are valid; decide what matters for your users.

6. Security and data. Personal data, payments or health information need extra care, and in the EU, GDPR compliance.

7. After launch. Operating systems change every year, stores change rules, users find bugs. Budget for hosting, monitoring and maintenance from the start.

How to keep the first version affordable

• Build an MVP, not the full vision. Decide what the first version must prove, and build only that. Read what an MVP is.
• One platform or cross-platform first, depending on where your users are.
• Use proven services for sign-in, payments and email instead of building them.
• Put analytics in from day one, so you know which features are used before you build more.

Fixed price or hourly?

Hourly billing is flexible but can grow without limit. A fixed price for a clearly defined first version gives you a number to plan with; changes are then agreed separately. For a first version with a limited budget, a fixed scope is usually safer.

Hidden costs to ask about

• App store developer accounts and review cycles.
• Hosting and third-party services that charge per user or per message.
• Who owns the code and the accounts.
• What happens when the app needs to handle a sudden spike of users, for example on launch day.

What to prepare before asking for a quote

A short description of who the app is for, the three to five things a user must be able to do, examples of apps you like, and your deadline. With that, a good team can give you a realistic range and a proposal for the first version.

We agree a fixed price after a 30-minute call; see Build & launch.