An app development price is meaningful only when you know what it includes. Platforms, user roles, integrations, design work and release requirements all change the effort. Start with a written scope and a breakdown of that effort, then compare prices for the same deliverables.
This guide uses a hypothetical example to explain an estimate. Its hours are arithmetic inputs, not a market benchmark, an Eleventor quote or a promised delivery schedule.
Define the app before asking for a price
Suppose a small business wants an Android appointment-request app. A customer chooses a service, suggests a time and submits a request. A member of staff confirms the appointment manually. The first release includes one customer flow and a simple staff view.
That differs from instant bookings with live calendar availability, online payments, multiple branches and cancellation refunds. Even when both proposals describe a "booking app," their responsibilities and failure cases differ.
Write down:
- Who uses the app and which devices they use.
- The one task each user must complete.
- Which information is stored and who can access it.
- Whether the app needs a backend, staff dashboard or third-party integration.
- What happens when the network fails or a request cannot be fulfilled.
- Which features belong in the first release and which can wait.
The app planning documents guide explains how to organise a development brief. If the release is still too large, use the MVP scoping worksheet.
Break the estimate into deliverables
The following example assumes one platform, a small appointment flow and existing service information. A real estimate must account for the actual data model, screens, operational workflow and team.
| Work area | Example effort input | Deliverable to check |
|---|---|---|
| Discovery and requirements | 12 hours | Agreed flows, exclusions and acceptance criteria |
| Interface design | 18 hours | Key screens plus empty, error and loading states |
| App and backend implementation | 60 hours | Customer flow, staff flow and necessary data operations |
| Testing and corrections | 24 hours | Results on the agreed devices and scenarios |
| Release and handover | 10 hours | Release preparation, account access and handover notes |
| Total illustrative effort | 124 hours | Defined deliverables, excluding the items below |
If all work uses one agreed hourly rate R, this example's labour subtotal is 124 × R. If roles use different rates, calculate each role's hours multiplied by its rate and add the subtotals. A fixed-price proposal can instead price the deliverables, but it still needs clear assumptions and change handling.
State the currency, whether taxes are included, and how long the proposal remains valid. Third-party charges and operating costs belong in separate lines. An estimate that excludes a backend or testing is not directly comparable with one that includes them.
Identify what makes the scope larger
Real-time availability adds coordination between customers and staff. Payments add success, failure and refund workflows. Offline edits introduce synchronisation and conflict decisions. Each extra role needs permissions and test cases. An existing system may need data migration or integration work.
Platform choice affects what can be shared and what must be implemented separately. Use the native versus cross-platform decision guide instead of assuming a second platform adds no work.
Ask the developer to list uncertain dependencies. Does an external calendar provide the required API, and does your account permit that access? A discovery task can resolve an uncertainty before it becomes an implementation assumption.
Plan maintenance and operating costs
Separate the build budget from recurring services and ongoing work. Depending on the app, these can include hosting, storage, messaging providers, platform account charges, monitoring, support and compatibility updates. Verify current provider prices for the services your project actually uses.
Ask what support covers, how issues are reported, and whether new features are included or estimated separately. Store submission work is also distinct from a guarantee that a platform will approve a release.
Compare proposals with the same checklist
For each proposal, check platforms, user roles, backend scope, design deliverables, testing, handover and support. Record exclusions and unresolved assumptions next to the price. The development-company checklist provides questions for that discussion.
To request a useful estimate, send your audience, core task, required platforms, integrations, desired timing and existing assets. Discuss your Android app proposal with Eleventor Design; our apps provide context for the work we build.