Custom App Development Services

Off-the-shelf software wasn’t built for your business. We craft apps that match your workflows, integrate with your systems, and scale with your growth.

Our portfolio companies are backed by

Google for Startups Tacklebox RG Y Combinator New Age The Ember Company

70+

Apps Shipped

~45 days

for MVP Launch

9.8

NPS

Because your business doesn’t fit into a template

Pre-packaged tools and “app builders” might work at the start, but they can’t handle unique processes, compliance requirements, or complex integrations. Byldd builds apps designed around your business, not the other way around.

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Tailored Features

Built exactly for your users and workflows

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Seamless Integrations

Payments, CRM, ERP, SSO — whatever you already use

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Scalable Foundations

Clean architecture that won’t crumble as you grow

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Compliance Ready

HIPAA, SOC2, PCI baked in from the start

From idea to adoption — step by step

Discover

We dive deep into your workflows, bottlenecks, and goals

Design

Wireframes and prototypes shaped around your users

Build

Agile sprints, weekly demos, maintainable code

Launch

Internal pilots, beta testing, staged rollouts

Iterate

Continuous updates guided by feedback and data

Modern tools for complex builds

Frameworks

AWS

LangChain

GCP

OpenAi

SAP

AWS Sagemaker

Salesforce

GCP Vertex AI

Oracle

Docker

Languages

iOS

Airflow

Android

DVC

Brian Gabay
Arrange

Sheereen Brown
Between

Jasie Dunk
Decimal

Dylen Price
AutoMojo

Trusted by founders and enterprises alike

Your questions, answered**

Because tools fit for everyone rarely fit anyone well. A custom app adapts to your business, integrates with your systems, and scales cleanly.

Most MVPs cost under $15k and take ~45 days. Complex builds with heavy integrations or compliance may cost more.

Yes. From day one, you own repos, infra, and IP. We provide documentation and handover support.

Absolutely. We integrate with CRMs, ERPs, payments, analytics, and custom APIs.

We’ve delivered HIPAA, SOC2, and PCI-ready apps. Compliance is built into the architecture, testing, and deployment.

You can continue with Byldd for flexible maintenance — bug fixes, new features, or scaling support — paying only for what you need.

Have any more questions? We’re here to help.

Let’s build something that actually fits

Book a 30-minute call to scope your custom app. You’ll walk away with a rough plan, timeline, and cost — no strings attached.

Need enterprise-grade software development?

Explore Enterprise Solutions