Cross-Platform App Development built for Banking companies

What is Cross-Platform App Development?

We build once and ship to iOS, Android and web without sacrificing native feel. For Banking companies, this means navigating Basel III, PSD2 (EU) while shipping fast.

Who needs Cross-Platform App Development for Banking?

  • Core banking systems resistant to modernization
  • Real-time payment processing requirements
  • Open banking API integration complexity
  • Budget too tight for two separate native teams
  • Feature parity drifting between iOS and Android builds

Best Cross-Platform App Development company

Core banking software has to modernize without ever putting customer deposits or trust at risk.

Cross-Platform App Development shouldn't feel like a gamble — Banking teams in work with us because predictability matters.

Start your Cross-Platform App Development project with a team that knows Banking

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The hidden risks of DIY Cross-Platform App Development for Banking businesses

  • Core banking systems resistant to modernization
  • Real-time payment processing requirements
  • Open banking API integration complexity
  • Fraud detection across digital channels
  • Regulatory reporting across jurisdictions

The GarudLabs framework for Banking Cross-Platform App Development projects

Single-codebase cross-platform architecture
Custom native module development where required
Unified design system across platforms
Synchronized release pipeline for both stores
Performance benchmarking against native equivalents

Core Technology Stack

FlutterReact NativeKotlin MultiplatformFirebaseFastlane

Timeline, investment & compliance

Typical timeline

9-18 weeks

Typical investment

$25,000 - $140,000

Cross-Platform App Development engagements in this combination typically need to account for:

  • Basel III
  • PSD2 (EU)
  • Dodd-Frank (US)
  • AML/KYC regulations

Proven Results

"We helped a digital bank reduce account opening time from days to under 10 minutes with a custom onboarding flow."

Read the full case study

Schedule a free Cross-Platform App Development discovery call with our Banking team

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Frequently Asked Questions

Most Cross-Platform App Development engagements take 9-18 weeks, depending on scope and how clear the requirements are upfront. We'll give you a firm timeline estimate after a short discovery call, not a generic range.

Cross-Platform App Development projects with us typically range from $22,000 - $140,000, scaled to the complexity of your requirements. We provide a detailed, itemized estimate before any work begins so there are no surprises mid-project.

For cross-platform app development, we typically work with Flutter, React Native, Kotlin Multiplatform, Firebase, chosen based on your specific scalability and integration requirements. We're not tied to a single stack and will recommend the right tools for your situation rather than our default.

A typical cross-platform app development engagement includes single-codebase cross-platform architecture, along with the other deliverables outlined in our proposal, such as documentation and a post-launch support window. The exact scope is tailored to your project during discovery.

Most clients come to us for cross-platform app development because of budget too tight for two separate native teams, among other related challenges. We start every engagement by mapping your specific pain points before writing a single line of code.

We've delivered multiple banking projects addressing challenges like core banking systems resistant to modernization. We helped a digital bank reduce account opening time from days to under 10 minutes with a custom onboarding flow.

For banking clients, we pay close attention to Basel III, PSD2 (EU), building these requirements into the architecture from day one rather than retrofitting them later. We'll confirm which specific regulations apply to your business during discovery.

The most common challenges we solve for banking clients include core banking systems resistant to modernization and real-time payment processing requirements. We tailor our discovery process to surface the specific version of these problems your business faces.

Bring your Cross-Platform App Development idea to a team that ships for Banking

Book a free 30-minute discovery call