Mobile App and Software Development

At Carbonia, we take the time to understand your real needs. Before writing a single line of code, we ask the right questions, challenge your ideas, and prioritize essential features. The result: a clear, structured diagnosis that becomes the foundation of a solid project. Carbonia is the true technology partner that gives you a straight answer on costs, priorities, and go-to-market.

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In an ultra-competitive digital world, our application development agency believes in launching a minimum viable product (MVP) quickly to iterate on real data and continuously refine the user journey. With a culture of experimentation and rapid prototyping, your projects evolve with the market, your solutions adapt to your users, and you always stay one step ahead of competitors.

Our Expertise

A simple, accessible process for your most complex projects

Get a Quote

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Mobile applications


We develop mobile apps in Montreal and across Québec for the App Store & Google Play.

  • App development
  • User experience

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Web & SaaS applications


Client portals, custom business tools, transactional web apps, or tailored dashboards—built to automate processes and improve performance.

  • SaaS solutions
  • Client portals

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Custom software solutions


Whether you’re an SMB or an enterprise, we build bespoke software across Québec: CRM, ERP, business process automation, and cloud integrations.

  • CRM development
  • Cloud computing
  • Custom software

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Integrations & APIs


Our team handles your API and webhook integration projects in Montreal, ensuring seamless connections between your systems (payments, logistics, healthcare, etc.).

  • Third-party integrations
  • Secure APIs

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Maintenance & evolution


We provide maintenance for mobile apps and software in Québec with regular updates, continuous improvement, monitoring, enhanced security, and proactive support.

  • Regular updates
  • Technical support
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Our Process at a Glance


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    Discovery & scoping

    Needs analysis, goals, audience, and features


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    App UX/UI design & prototyping

    User flows, wireframes, interactive mockups


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    Development

    Deliverables, testing, and fast feedback


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    Quality & security

    Code reviews, automated tests, security


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    Deployment & handoff

    CI/CD, store publishing, documentation, training


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    Measurement & growth

    Product analytics, optimization, roadmap

Take action: validate your market and optimize ROI faster with an evolving MVP

Discuss your project

Who Is This For?

Startups – Fast MVP

Tech startups that want to launch a rapid MVP and validate their market

SMBs & Franchises – Internal tools

SMBs and franchises needing an internal tool or a customer-facing app

Services & Healthcare – Secure portals

Service and healthcare organizations that want to offer a secure portal or app to their users

Organizations – Automation

Established organizations that must automate processes or connect existing systems

Projets Carbonia

Why Choose Carbonia?


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    Time-to-market

    Risk reduction with an MVP, real learning from early users, rapid iterations


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    Performance & reliability

    Modern stack, automated tests and QA, scalable architecture, optimized cloud hosting


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    Security by design

    Role and access management, updates and patches, compliance


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    Long-term partnership

    Maintenance, support, knowledge transfer, strategic check-ins, evolutionary phases


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    Application development company

    A team of experienced software developers

Testimonials

Nikola Bosnjak logo

What impressed me most was their ability to effectively prioritize our urgent requests and adapt quickly to our evolving needs. A professional team that quickly understands our needs and delivers quality solutions. I recommend them without hesitation!

Nikola Bosnjak

Co-owner

Frederic Marcoux logo

I had a fantastic experience working with Carbonia Web to build my mobile app. The team was excellent at every level: highly responsive, attentive, and always ready to help with my questions or concerns. Thanks to their expertise, I launched a full application now available on iOS and Android. I highly recommend them to anyone looking for a talented, reliable development team.

Frederic Marcoux

Laurent Goulet logo

Excellent experience with Carbonia! They delivered a great mobile app and their support is always fast and effective!

Laurent Goulet

Your Frequently Asked Questions


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How much does it cost to develop a mobile app in Montreal or custom software?

Costs vary with complexity (fast MVP, e-commerce mobile app, API integrations, number of platforms, etc.). In Québec, a native iOS/Android prototype can start at a few thousand dollars and scale with features. At Carbonia, we deliver in phases to optimize budget and maximize ROI.

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How should I start if I only have an idea?

We offer a strategic session to discuss goals, personas, value proposition, feature prioritization, and tech selection. You leave with a detailed plan to assess feasibility.

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What are typical timelines for delivering an MVP and then a V1?

An MVP is often delivered in 12 weeks. A more complete first version depends on the number of features and integrations. Our proactive approach ships usable increments continuously to reduce risk and speed up feedback.

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Is it possible to build a fast MVP to test my market?

Yes. We specialize in fast mobile-app MVPs in Montreal. This approach launches a functional version in a few weeks, gathers real user feedback, and then adapts the product before investing in a full version.

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What’s the difference between a native app and a cross-platform app?

A native app (iOS/Android) offers optimal performance and full access to device features. Cross-platform development with React Native reduces costs and timelines thanks to a shared codebase. We recommend the best option for your needs.

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Can you take over an existing project (technical debt, legacy code)?

Yes. We perform a code & security audit, identify technical debt, stabilize the product, and plan the roadmap (refactors, migrations, new features).

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Do you also work on specialized apps (healthcare, e-commerce, etc.)?

Absolutely. We build secure healthcare and services applications, mobile e-commerce apps, and software solutions across sectors. Our teams follow best practices in security and compliance to deliver robust, durable products.

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Do you handle publishing and maintenance for mobile apps and software?

Yes, we publish to the App Store & Google Play.

We also provide comprehensive support, including maintenance for mobile apps and software in Québec. We perform regular updates and backups, monitor performance, and deliver continuous feature evolution.

Take action: validate your market and optimize ROI faster with an evolving MVP

Discuss your project