React Native Development Services
ZingZee builds React Native apps when a business needs iPhone and Android from one team and one codebase, written in TypeScript by the same engineers who build its React web front end. The interface renders as native components on each platform, and the business logic stays on the server.
- Cyprus, engineers across the globe
- Five-phase delivery
- Typed, tested, handed over
One codebase, two native apps, shared with the web
What React Native is
ZingZee's React Native development services cover the design, build, and release of apps that ship to the App Store and Google Play from one codebase, written in TypeScript by the same engineers who build a company's React website. React Native takes screens written once and renders them as the native buttons, lists, and navigation of each platform, so an iPhone user and an Android user each get the controls they expect. The business logic stays on the server behind the platform API, and the app shares its types, API client, and validation rules with the web front end. For a business owner, React Native matters when both stores are required, a React web product already exists, and one team must maintain all of it.
What we do with React Native
React Native lets a client with a React web product reach both app stores without a second and a third codebase. ZingZee writes the app in TypeScript, shares types, API clients and validation with the web front end, and renders native views on iOS and Android from one set of screens.
The framework suits apps whose screens are forms, lists, dashboards and messaging rather than heavy graphics or unusual hardware. Where a feature needs the native layer, a camera pipeline or a Bluetooth printer, ZingZee writes that module in Swift or Kotlin and exposes it to the shared code, so the trade-off is contained to one component.
Most React Native builds at ZingZee run on Expo, which handles the native build, the store submission and over-the-air updates for JavaScript changes. The client owns both store accounts, and the app reads the same Python and Postgres platform API as the web, so a booking or a task is one record everywhere.
When React Native is the right choice
React Native is the right choice when a company has a React web product or a React team and needs iPhone and Android apps from the same people, because types, the API client, validation, and business rules are shared as packages between web and app. It suits apps whose screens are forms, lists, dashboards, and messaging, such as a customer app beside a booking site, a two-sided marketplace for owners and guests, or a staff app that must be distributed through managed store listings. It is the right choice when fixes must reach installed phones in minutes, since JavaScript changes ship over the air through Expo and only native changes wait for review. ZingZee confirms in the assessment that a shared codebase covers the features before proposing it.
When React Native is the wrong choice
React Native is the wrong choice for an app built around heavy graphics, custom-drawn interfaces, or unusual hardware, where native Swift and Kotlin, or Flutter for a drawn interface, serve better. It is the wrong choice for a staff tool that mostly reads and updates records, which ships without a store as an installable web app. It is the wrong choice for a company with no React team and a strong need for pixel-identical design on every device, where Flutter fits. It is the wrong answer to a slow app whose delay sits in the platform API behind it. ZingZee's assessment lists the features and the team, and proposes React Native only where both fit.
Why React Native
One team for web and mobile
The engineers who build the React front end build the app, and the same TypeScript types, API client and validation rules are shared between them.
Native controls on each platform
Buttons, lists and navigation are the platform's own components, so the app scrolls and animates as an iPhone or Android user expects.
Updates without the store queue
JavaScript changes ship over the air through Expo in minutes, and only native changes wait for App Store or Google Play review.
A large library ecosystem
Navigation, maps, camera, payments and analytics libraries are maintained by wide communities, so a client is never tied to one supplier.
A contained escape hatch
A feature the shared code cannot reach is written once in Swift or Kotlin as a native module, and the rest of the app stays shared.
Use cases
Customer apps alongside a web product
Booking, ordering, statements and messaging in an app that mirrors the website and shares its logic.
Staff apps that must be in the stores
Task and approval apps distributed through managed store listings when an installable web app is ruled out.
Marketplaces and portals
Two-sided apps for owners and guests, or suppliers and buyers, from one codebase with role-based screens.
Apps with push and payments
Notifications for a due balance or a new job, and card payment through the platform's payment provider.
Rewrites of separate iOS and Android apps
Two ageing native apps replaced by one codebase, section by section, while both stay in the stores.
React Native development services ZingZee provides
New React Native apps beside a web product
ZingZee designs and builds apps in TypeScript that share types, the API client, and validation with the React front end, render native controls on each platform, and read the same Python and Postgres platform API as the web, so a booking or a task is one record everywhere.
Work inside an existing React Native codebase
Existing apps are audited for React Native and Expo versions, dependencies, native modules, and test coverage, then upgraded, extended, or moved onto Expo's build and update services in place while they stay in both stores.
Native modules where the shared code cannot reach
A camera pipeline, a Bluetooth printer, or a payment terminal is written once in Swift or Kotlin as a native module and exposed to the shared code, so the trade-off is contained to one component.
Replacement of separate iOS and Android apps
Two ageing native apps are replaced by one codebase section by section, while both stay in the stores, with the API unchanged and the release pipeline consolidated.
Release pipeline, stores, and over-the-air updates
Cloud builds, signing, store submission, and update channels set up through Expo under the client's own accounts, with staging phones receiving a change before customers and rollback in one action.
React Native development scope
- Deliverables
- The React Native app in the client's repository, with the packages shared with the web product, any native modules, and the store listing assets, released to both stores in stages.
- Included as standard
- Jest and end-to-end tests run on every commit and on real devices, crash reporting wired into monitoring, an Expo build and update pipeline, staging and production channels, a runbook, and a recorded handover.
- Priced separately
- The web product or API where none exists, native modules beyond the first, consolidation of two existing apps after the audit, and further payment providers are quoted as separate items.
- What the client provides
- Apple and Google developer accounts, test devices for both platforms, the brand guide, access to the web codebase and API, and a person who approves each release.
- Outside the engagement
- Store developer fees, cloud build subscriptions, push and payment provider accounts, and API hosting are the client's. ZingZee sets each one up on the client's account and connects it.
How a React Native project
with ZingZee runs.
A React Native project with ZingZee runs through the five-phase delivery framework. The strategic assessment lists the screens, the device features, the web product the app sits beside, and the team that will maintain it, and confirms in writing that a shared codebase fits. The AI roadmap fixes the order of screens and shared packages. Integration and deployment connects the app to the platform API and both stores through Expo, with builds staged through TestFlight and Play testing tracks. Adoption and enablement puts the app on phones and trains the client's developers on the release pipeline. Governance, optimisation and scale covers over-the-air and store releases afterwards. Each phase opens with a scoping workshop and closes with a hardening workshop, where the build is profiled on real devices of both platforms, and a delivery workshop, where the client's staff sign it off.
Strategic assessment
We assess how the business operates today: its processes, its data and the systems it runs on. From that we identify the use cases with the highest return and confirm the organisation is ready to adopt them, so the programme starts from a defined baseline.
AI roadmap
Findings become a phased roadmap that balances early wins with the longer build. ZingZee sets the milestones, the resourcing and the governance that keep delivery on schedule and aligned to business objectives.
Integration and deployment
Our engineers develop, validate and deploy the solution into your production environment, integrated with the enterprise systems you already run and sized for the workloads it will carry.
Adoption and enablement
Enablement programmes prepare business users and technical teams to work with the new capability, and structured change management ensures the organisation captures the full value of what has been deployed.
Governance, optimisation and scale
Ongoing governance, monitoring and optimisation keep the solution accurate, compliant and performing. Proven solutions are then scaled across departments and regions under the same data governance standards.
Industries where ZingZee applies React Native
ZingZee applies React Native development services in travel and hospitality, where a guest app mirrors the booking site and an owner app shares its screens; in retail and distribution, where an ordering app for customers sits beside a web portal and shares its catalogue and pricing logic; in financial and professional services, where a client app carries statements, documents, and messaging behind the same login as the web; and in energy and automotive, where a customer app tracks a quote, an order, or a vehicle through the same platform API as the office screens.
React Native tooling
ZingZee's React Native work uses one set of tools on every project, so a client who reads about the React front end can expect the same on the app. The tooling covers:
- React Native with TypeScript throughout, on a current release
- Expo for the native project, cloud builds, signing, store submission, and over-the-air updates
- Shared packages for types, the API client, validation, and business rules between web and app
- Native modules in Swift and Kotlin for features the shared code cannot reach
- Jest and Detox or Maestro for unit and end-to-end tests, run on every commit and on real devices
- Crash reporting and analytics wired into the platform's monitoring
React Native engineering practices
Every React Native app ZingZee ships keeps the business rules on the server behind the platform API and shares types, the API client, and validation with the web front end, so a rule changed once applies on the website and in both apps. Screens are written for the phone, because a phone layout differs from a browser. Animation-heavy screens are profiled on real devices of both platforms during the build and moved to native code if they drop frames. Native modules are kept small and documented. JavaScript changes ship over the air within the store guidelines, and native changes go through TestFlight and Play testing tracks first. Builds are signed under the client's own store accounts from the first release. At handover the client receives the repository with its tests, the release pipeline, and a runbook for over-the-air and store releases.
Cost and time for a React Native app
The cost of a React Native app depends on the number of screens and roles, the device features that need native modules, whether a React web product exists to share code with, the payment and push requirements, and the state of any existing app. A customer app with a handful of screens beside an existing React site and API is a matter of weeks. A two-sided marketplace app with payments, push, and role-based screens is a matter of months and is released in stages. Consolidation of two native apps into one codebase is priced after an audit of both. ZingZee provides a written estimate after the strategic assessment and phases the budget to the client's priorities.
What happens next?
You describe the web product the app sits beside, the screens it needs, and the stores it must reach.
An engineer reads it and replies within two working days with the shape of a strategic assessment.
You sign a non-disclosure agreement if you need one, and you receive a proposal with the phases, the estimate, and the team.
Frequently asked questions
Straight answers on React Native work with ZingZee.