011Mobile App Development

Mobile app development for iOS and Android, built by one senior team

We build mobile apps together with the backend, APIs and admin tools they run on, so the whole product works on day one. Webisoft is a Montreal mobile app development company staffed by senior North American engineers. This is for companies that need an app their customers rely on, not a prototype that stops at the demo.

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What we do

What our mobile app development covers

A mobile app is only as good as the systems behind it. We build the app, the backend it talks to, and the tools your team uses to run it, as one product.

  1. iOS and Android from one codebase

    We usually build with React Native, so one codebase ships to both the App Store and Google Play and every feature lands on both at the same time. Where a feature needs native code, we write it.

  2. Apps with real-time features

    Live updates, bidding, messaging and notifications that have to be right the moment they appear, backed by a server built to handle many users acting at once.

  3. Backend, APIs and admin tools

    The services, data models and admin panels the app depends on. Your team gets the tools to manage users, content and transactions without asking a developer.

  4. Apps for regulated and secure work

    Apps that handle payments, personal data or sensitive records, built with access control, audit trails and encryption from the first sprint. Webisoft is SOC 2 Type II certified and HIPAA compliant.

  5. Companion apps for web platforms

    A mobile app for a platform your customers already use on the web, sharing the same backend and accounts so both stay in sync.

  6. Takeovers and rebuilds

    Taking over an app another vendor started, or rebuilding one that crashes, lags or cannot ship updates, while it stays live for your users.

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Proof

Mobile work in production

Two examples of apps we build and run. Client names stay private; the work is real.

  1. Read the case study

    Online vehicle auctions

    For a Canadian automotive group: a vehicle auction platform with live bidding, administration and transactions, plus a React Native app so buyers can bid from anywhere. Built and run by the same team since 2018.

  2. Read the case study

    Secure digital asset custody

    A platform to seize, hold and track digital assets under the evidence rules of Canadian criminal law, with an Android component in the stack alongside the web and blockchain systems.

How we work

From idea to an app in the stores

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  1. 1

    Scope the first release

    We start with your users, the one job the app must do well, and your deadline. You approve a scope and an estimate before we write code.

  2. 2

    Design the main screens

    We design the paths a user takes most often and test them on real devices early, so the app feels right before the full build starts.

  3. 3

    Build the app and its backend together

    Working builds on your phone at the end of each cycle, with the backend and admin tools growing alongside. You talk directly to the engineers writing the code.

  4. 4

    Launch, release and keep improving

    We handle App Store and Google Play submission, monitor crashes and performance after launch, and ship updates on a steady rhythm. You own the code and the store accounts.

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Where to next

Related product services

Most apps are part of a bigger product. These pages go deeper on the pieces around it.

  1. Read more

    MVP development

    Get a first version in front of real users fast, on architecture that can grow into the full product.

  2. Read more

    Web development

    Full-stack web applications and portals that share a backend with your mobile app.

  3. Read more

    SaaS development

    Multi-tenant platforms with subscription billing and cloud infrastructure, from MVP to scale.

  4. Read more

    Project takeover

    Take over a product another team started and get it back to a healthy, shippable state.

FAQ

Mobile app development questions

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  1. Most of our apps are built with React Native, which gives you one codebase for iOS and Android and keeps both versions in step. When a feature needs native code, such as deep hardware access, we write that part natively. We tell you which approach fits your app before we start.

  2. It depends on how many screens, user roles and integrations the app needs, and whether the backend exists already. After a short scoping phase you get a fixed estimate with milestones. Our app development cost guide breaks down what drives the price.

  3. Webisoft is a Montreal company with senior North American engineers, working in English and French. We build apps for clients across Canada and the United States.

  4. Yes. We review the code, the backend and the store setup, then tell you honestly whether to keep building on it or rebuild the parts holding it back. The app stays live for your users while we work.

  5. You do. The source code, the App Store and Google Play accounts, and the cloud infrastructure all sit in accounts you control, documented so your team or ours can keep shipping.

  6. Apps need regular updates for new OS versions, devices and features. Most clients keep a monthly arrangement with us for fixes and a steady stream of improvements; others take the app in-house with our support.