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APP DEVELOPMENT

Mobile apps built around the work your business needs to do.

Turn a customer or team workflow into a focused mobile product. Vonneum helps you define the first release, design the experience, and plan the app, admin tools and integrations as one system.

Start with discovery. Agree the scope before committing to the build.

Based in Bhubaneswar, India. Working with clients internationally.

Illustrative app concept. Sample data. Not a client project.

The right starting point

Start with one workflow worth improving.

An app becomes useful when it helps someone complete a task with less confusion. Begin with the journey your customers or team repeat most often.

Customer self-service

Help customers request a service, share the information your team needs and follow progress without repeated calls.

Field-team updates

Give people working away from a desk a clear way to view work, record updates and send information back to the office.

B2B requests and enquiries

Let business customers find relevant items, submit structured requests and track the next step with your team.

A mobile app is not always the best starting point. If a browser-based portal or an existing product meets the need, we will discuss that route too.

A connected product

See how one app connects the whole workflow.

A customer sends a request. A team member records the work. The office reviews the update and keeps the customer informed.

Request received

capture the task, location and supporting details.

Work updated

add a note, photograph or status from the field.

Office review

check the information and decide the next action.

An illustrative service workflow using sample data. The screens show how an app and an administration view can work together; they are not a completed client project.

What we can deliver

Plan the app, build the essentials, prepare for launch.

Your project scope should cover the parts needed to make the product useful, not just the screens people see.

Discovery and prototype

Map the user journey, prioritise the first release and test the proposed experience in a clickable prototype. Surface assumptions and dependencies before development.

App and administration tools

Define the mobile experience and the office controls needed to manage users, content, requests or approvals. Agree which roles can view and change information.

Backend and integrations

Plan how the app stores data and connects to the systems behind your business. Review access, API limits and recurring costs before committing to an integration.

Testing and release preparation

Agree the supported devices, critical workflows and acceptance checks. Include release preparation, documentation and handover in the delivery plan.

The signed proposal defines the platforms, features, responsibilities and deliverables included in your project.

Platform decisions

Choose the platform your users need.

You do not need to arrive with a technology decision. Start with where people will use the product, what their devices must do and how the app will be maintained.

Cross-platform mobile

A shared approach can support iOS and Android when the product requirements fit. Platform-specific features and testing still need attention.

Native mobile

A platform-specific approach may suit demanding device features or specialised performance needs. We assess the technical requirements and delivery coverage before recommending it.

Responsive web application

A browser-based product can be a practical fit for customer portals and office workflows, especially when installing an app adds little value.

Progressive web app

An installable web experience may suit some workflows. Installation, device features and offline behaviour depend on the target browsers and the scope.

The right choice balances user needs, delivery effort, operating costs and future changes.

How we work

A clear path from discovery to handover.

  1. Understand the workflow

    Agree who will use the product, the task it must support and how a useful first release will be judged.

  2. Design and prototype

    Review the key screens and decisions together. Use feedback to refine the experience and confirm the first-release scope.

  3. Build and review

    Develop in agreed stages, demonstrate progress and keep changes visible. Review new requests against their effect on scope, cost and timing.

  4. Test and prepare for release

    Check the critical journeys on agreed devices, complete user acceptance testing and prepare the information and accounts needed for release.

  5. Hand over and improve

    Transfer the agreed materials and access, explain how the product is operated and decide what support or further development is needed.

Your team's feedback, content, account access and approvals are part of the delivery plan.

Connected systems

Connect the systems behind the app.

Your existing business tools

An app may need to exchange information with a CRM, booking system, catalogue or another business platform. Integration depends on the access, permissions and interfaces those systems provide.

Analytics that answer a question

Define the events and reports that show whether people can complete the important tasks. Start with useful measures instead of collecting data without a purpose.

AI where it earns its place

Search, document assistance or summarisation may help a specific workflow. We assess quality, permissions, human review and usage cost before adding AI. Essential tasks should have a practical fallback.

Payments, messaging, maps, offline synchronisation and other specialist features are scoped separately. Third-party subscriptions and usage charges are identified in the proposal.

Ownership & handover

Know what you receive and control.

Source and design materials

Agree which source files, design assets and project outputs you receive, and the payment and licence terms that apply.

Accounts and access

Where practical, use accounts owned by your business for hosting, store distribution and external services, with appropriate access for the delivery team.

Documentation and handover

Include the information needed to understand the product, manage configuration and continue development. Agree handover responsibilities before launch.

Third-party dependencies

External services, commercial tools and open-source components keep their own terms. Make those dependencies and ongoing costs visible.

Ownership, access, support and handover are set out in the agreement, so both teams know what completion means.

Release & ongoing care

Plan for quality, launch and the life of the app.

Before release

Agree the devices, operating-system versions, user roles and critical workflows to test. Include permissions, error handling, accessibility and performance needs in the plan.

At release

Store submission requires account access, accurate product information and relevant policy checks. Review and approval remain with Apple or Google; timing cannot be guaranteed.

After launch

Choose the support your product needs, from a defined defect-correction period to ongoing maintenance and new features. Coverage hours, response targets and included work are agreed separately.

Security and privacy requirements are assessed for the project's data and workflows. Any specialist regulatory needs require separate review and scope.

Ways to begin

Start with a plan you can act on.

App Discovery & Prototype

For a new idea or a workflow that needs clearer definition. Agree the user journey, first-release priorities, prototype and practical delivery options.

Existing App Review

For a product that already exists. Review the agreed code, experience or technical problem and create a prioritised improvement plan.

Scoped build and ongoing care

Once the requirements are clear, agree the build milestones and acceptance criteria. Maintenance and further improvements can be scoped separately.

Discovery / sample outputCONCEPT

ONE WORKFLOW, END TO END

  1. Request
  2. Field update
  3. Office review
First release
  • Capture a request
  • Record a field update
  • Review in the office
Later
  • Offline synchronisation
  • Maps and scheduling
Assumptions

One team. Online workflow. Integration access to be checked.

Illustrative discovery output. Sample workflow and backlog.

Cost depends on the platforms, user roles, screens, integrations, data, testing and support required. Your proposal separates project work from third-party subscriptions and operating costs.

Practical answers

Questions before you build.

How much does app development cost?

The cost follows the scope. Platforms, user roles, workflows, integrations and testing needs all affect the estimate. Discovery helps clarify those decisions before a build is priced. Hosting, external services and ongoing support are identified separately.

How long will the project take?

A timeline is agreed after the requirements, dependencies and delivery capacity are understood. Your team's feedback and access to external systems also affect the schedule. Store review adds a separate step outside the development team's control.

Should we build for iOS, Android or both?

Start with the devices your users actually use and the features the workflow needs. We can assess a single-platform, cross-platform or browser-based approach before you commit.

What is an MVP?

A minimum viable product is a focused first release that lets real users complete the most important task. It should include the necessary quality and operating foundations, while postponing features that are not yet needed.

Are design, backend and admin tools included?

They can be included in the agreed project. The proposal should state which design outputs, mobile screens, backend services and administration tools are covered, so there is no assumption that an app screen alone is a complete system.

Can the app connect to our existing software?

Integration depends on available APIs, access rights, licences and data quality. These are checked during scoping. If a system cannot support the required connection, the alternatives and limitations should be clear before development.

Who owns the code and project accounts?

The agreement defines ownership and handover of custom project work, including any payment conditions. Client-owned accounts are preferred where practical. Third-party software and services remain subject to their own licence terms.

Will you help with the App Store and Google Play?

Release assistance can be included in scope, covering agreed builds, submission preparation and handover. The client must provide suitable account access and accurate information. Store approval and review timing cannot be guaranteed.

What happens after launch?

The proposal defines defect support and any ongoing maintenance. New features, third-party charges and work outside the agreed coverage are handled separately. Support responsibilities should be clear before the app is released.

Can you improve an existing app?

Start with a review of the relevant codebase, build process and problem. The appropriate next step may be a focused fix, staged improvement or a larger change. Feasibility depends on the current technology and available access.

How will we work together across countries?

Agree a point of contact, communication channels, review checkpoints and overlapping meeting hours at kickoff. Decisions and feedback should be documented so the project can move forward between meetings.

Does the app need AI?

Only if it helps users complete a worthwhile task. AI can introduce quality, data and operating-cost considerations, so it is assessed as a specific feature. A straightforward workflow may be better served without it.

Your next step

Tell us what your app needs to make easier.

Share the task you want to improve, who will use the product and whether you are starting from an idea or an existing app.

On the contact form, choose App / Custom Software and describe your project.

contact@vonneum.com

Opens your email app so you can write and send an enquiry.

What happens next

We review the information and decide the most useful next conversation. That may lead to discovery, an existing-app review or a scoped proposal. Sending an enquiry does not book a meeting or commit you to a project.

Please avoid sharing passwords or sensitive customer information. Read our Privacy Policy for information about handling enquiries.

Vonneum Labs Pvt. Ltd. | Bhubaneswar, Odisha, India.