Adopting brownfield apps so tech leaders can regain control, get clarity, and move their apps forward without unnecessary rebuilds.
Talk to an Expert.
We're a team of seasoned developers, architects, and problem-solvers who genuinely love untangling complex tech.
Brownfield is our comfort zone. We don't mind jumping into the messy middle, where code's already been written, things aren't perfect, and clarity is hard to come by. That's exactly where we do our best work.
We're not here to push shiny rebuilds for the sake of it. We take a pragmatic, grounded approach to helping teams make the most of what they've got, with smart fixes, clean strategy, and honest conversations.
If it's broken, we'll figure it out. If it's unclear, we'll find clarity together and if it's worth rebuilding, we'll help you do it right.
We've been down this road many times, guiding tech leaders, founders, and teams who felt stuck, frustrated, or overwhelmed by the state of their apps. No matter how messy it looks right now, there can be a clear path forward.
First, we listen. Before any code is touched, we start with an App Audit, a full health check of your app's reality, not just what's on the surface. We map out what's broken, what's working, and what's worth saving. You'll get a no-nonsense, no-jargon report giving you clarity, confidence, and options, often for the first time in a long time.
Because the worst feeling in tech leadership is not knowing. We fix that, first.
With real clarity in hand, you don't have to guess your next move. Together, we'll decide which journey your app needs to take.
Whatever the path, our method stays the same. It's how we've helped dozens of businesses recover control and build real momentum.
We dig into your app's code, performance, and stability. You'll get an honest report on what's working, what's not, and the best path forward.
We step in, stabilise, and take ownership of your app without disruption or finger-pointing.
We fix the hidden issues, untangle the complexity, and make sure your app stands strong.
We work with you to plan not just what's next, but what's best — creating a future-proof plan that's ambitious, but achievable.
We work with teams in all kinds of situations but these are the three we see most often.
You are being told the app needs replacing. Before you spend that money we work out what actually needs to change. Sometimes that is a targeted refactor, sometimes it is consolidating two codebases into one, and occasionally it is a rebuild. We will tell you which.
Issues are reaching your users that nobody saw coming. Real-device testing, structured regression and release assurance, run continuously rather than as a one-off QA push, so you know how the app behaves in the real world before your customers do.
The app is fine, the environment around it changed. Compliance audits, submission support and platform change monitoring, so a policy update or a rejected release never turns into a business problem.
Indiespring is a UK-based team of app specialists with over 15 years of experience in the field. We're not a dev factory — we're a hands-on, sleeves-rolled-up partner for teams who care about doing things right.
Some industries come with a unique mix of complexity, legacy systems, and constant pressure to keep things moving. Over the years, we've worked with businesses where reliability isn't a nice-to-have, it's non-negotiable.
Whether it's a logistics platform managing thousands of daily journeys, or a customer-facing tourism app with seasonal spikes and no room for error, we specialise in stepping into high-stakes systems and making them stronger.
Whether it's a customer-facing app for journey planning or a behind-the-scenes platform tracking vehicles, deliveries, or fleet data we know the stakes are high. We help transport and logistics teams stabilise old code, improve user experience, and roll out features faster without starting from scratch.
Bookings, itineraries, ticketing, seasonal surges — apps in this space do a lot, often built on tech that's evolved over time. We bring clarity and performance to tourism apps that need to scale, integrate, or simply work better.
"Indiespring helped us transform the passenger experience. Their real-time solution answered the two questions our customers cared about most: Where's my bus? and Will there be space when it gets here? Reliable, innovative, and laser-focused on delivery." — Big Bus Tours
Bringing an app back from the brink for Megabus in just 48 hours
How we helped RSA turn the More Than Smart Wheels app from a confusing customer experience into a clearer, more proactive and better-rated mobile product.
How we helped Big Bus Tours simplify their platform, reduce duplication, and create a faster, more scalable foundation for their mobile product.
How we built systems for IMS to ensure their devices performed reliably, produced trustworthy data and kept them as market leaders in their sector.
Enabling Go City to proactively manage regression risk, device fragmentation and operating system changes across a globally used travel platform.
We helped Big Bus Tours proactively manage device fragmentation, operating system changes and app reliability at global scale.
AI tooling is everywhere right now, and its promise is compelling. But where does the hype end and the risk begin?
A client suggested we explore using AI tools as part of our design workflow. It wasn’t a big strategic shift at the time, more a case of staying open to how we could work more efficiently. Since then, it’s become a more deliberate part of how our design team operates.
An app has been running successfully for several years. Customers are using it, revenue is coming in and the business is focused on growth. Meanwhile, the technology underneath gradually falls behind. Dependencies become outdated, platform requirements evolve and knowledge of how the system works becomes increasingly fragmented.
In the fiercely competitive world of entertainment apps, few have embraced digital accessibility as wholeheartedly as Netflix.
We speak to CTOs and app owners in this position all the time. They’re not in crisis. There’s no live incident. The board isn’t demanding immediate answers. But at the same time, they know they’re carrying responsibility for something commercially critical without a structured, current view of its health.
In sectors like insurance and telematics, strong testing is crucial. The data generated through an app like IMS influences pricing decisions, claims assessments, driver risk analysis and, in some cases, legal disputes. If organisations can’t fully trust the quality and consistency of that data across devices and operating conditions, confidence in the wider platform starts to weaken too.
Book a no-pressure call to talk through your app's situation and how we'd approach it. Talk to Us.