Free MVP design: 5-6 screens, clickable, no obligation · Starter MVP 50% off: $1,500 $3,000 Free MVP design · MVP 50% off: $1,500 Claim now →

Enterprise App Development Company

Enterprise mobile apps and web applications for US businesses: HR, ERP, logistics, portals and SaaS. Secure, integrated and built from $35 per hour.

Apps Your Whole Business Runs On

We design and build secure enterprise mobile and web apps that connect to your existing systems, like the HR platform we built that is used by 5,000+ employees.

Proven at Scale

HR platform and mobile app used by 5,000+ employees.

iOS, Android and Web

Native Swift and Kotlin, or Flutter, plus web admin panels.

Secure and Integrated

Role-based access, SSO and integrations with your systems.

Enterprise App Development

iOS and Android apps for employees and partners.

Operations, HR, inventory, dispatch and billing.

Web apps for clients, partners and managers.

CRM, ERP, payroll, payments and SSO.

Old desktop and .NET systems rebuilt for web and mobile.

30 days of free bug fixing, then optional maintenance.

Hire .Net Developer

Build Your Enterprise App With Three Circle

Book a free call and get a clear plan, timeline and written estimate for your enterprise app.

Why Businesses Choose Three Circle for Enterprise Apps
5,000+ Users
iOS & Android
Real Projects
From $35/Hour
Senior Engineers
Secure Solutions
Integrations
Long-Term Support
Red 3D cubes - Three Circle brand graphic

Enterprise Apps We Build

From a single internal tool to a full enterprise platform:

Workforce and HR Apps

Attendance, leave, onboarding and employee self-service.

Field and Logistics Apps

Dispatch, tracking, proof of delivery and offline mode.

Client and Partner Portals

Secure self-service for the people you work with.

.Net Web Development Services

Why Choose Three Circle for Enterprise App Development?

We have built enterprise software that thousands of people use every day, and we stay with you after launch to support and grow it.

Proven Enterprise Work:

HR platform (5,000+ users), courier ERP, healthcare SaaS.

Full-Stack Expertise:

Swift, Kotlin, Flutter, .NET, Node.js, React and Angular.

Ongoing Support:

30 days free bug fixing after launch.

Astronaut riding a rocket - Three Circle illustration

US-Registered Company:

Registered in Sachse, Texas, working with clients across the US.

Transparent Pricing:

Written estimate before work starts; from $35/hr.

Reliable Delivery

Two-week sprints with test builds you can install.

Enterprise Mobile App Development Services

Three Circle is an enterprise app development company for US businesses. We design and build enterprise mobile apps and web applications that your employees, partners and customers use every day: HR and workforce apps, ERP and operations systems, field-service and logistics apps, client portals and SaaS platforms. Our rates start from $35 per hour and every project starts with a written estimate.

Enterprise Mobile Apps for iOS and Android

Native iOS (Swift) and Android (Kotlin) apps, or one Flutter app for both, with single sign-on, role-based access, offline mode, push notifications and secure APIs. See our Flutter app development services.

Enterprise Web Applications

Dashboards, admin panels, portals and internal tools built with ASP.NET Core, Node.js, React and Angular. See our custom web development services.

ERP, HR and Operations Software

Systems that replace spreadsheets and disconnected tools: HR and attendance, inventory, orders, dispatch, billing and reporting.

Integrations With Your Existing Systems

Connect the app to your CRM, ERP, payroll, payment and identity systems. See our software integration services.

Modernization of Legacy Enterprise Apps

Upgrade old .NET Framework, WebForms or desktop systems to modern web and mobile apps. See our .NET migration services.

Enterprise Apps We Have Built

HRM Platform and Mobile App Used by 5,000+ Employees

For a growing organisation we built a complete HR management platform: a web admin dashboard (React and Angular) for employee records, attendance and office operations, a Flutter mobile app for attendance and leave requests, and an ASP.NET Core API behind both. Result: more than 5,000 active users.

Stallionex: Courier ERP

An ERP for a courier business covering shipments, dispatch, tracking and billing in one system. Read the Stallionex courier ERP case study.

CannAvance: Enterprise Healthcare SaaS

A US enterprise SaaS platform for the healthcare and cannabis industry. Read the CannAvance case study.

Smart Eats: Native Android and iOS Food Deals App

Smart Eats helps people discover the best local dining deals. Users browse restaurant menus, unlock exclusive offers and order their favourite meals. We built native Android and iOS apps powered by a Laravel (PHP) back end.

See more in our portfolio.

What Every Enterprise App Includes

  • Security first: encrypted data, secure APIs, role-based access and audit logs.
  • Single sign-on with Microsoft Entra ID (Azure AD), Google Workspace or Okta on request.
  • Admin panel to manage users, roles, content and settings.
  • Offline mode and sync for field teams with poor connections.
  • Reports and dashboards for managers.
  • Scalable cloud hosting on Azure or AWS, with backups and monitoring.
  • Private distribution through Apple Business Manager, Google Play managed apps or your MDM, or public App Store and Google Play release.

How Much Does Enterprise App Development Cost?

Cost depends on the number of user roles, screens, integrations and platforms:

  • Enterprise MVP or internal tool (one platform, core workflows): a starter MVP from $3,000.
  • Full enterprise mobile app (iOS, Android, web admin, integrations): priced by scope after a free call.
  • Enterprise platform or ERP (many modules and roles): estimated after a short discovery.

Our rates start from $35 per hour. Try the app development cost calculator or read our custom software development cost guide.

Our Enterprise App Development Process

  1. Free call: your users, workflows, systems and goals.
  2. Discovery: requirements, user roles, integrations and a written estimate.
  3. Design: clickable designs of the key screens for your team to review.
  4. Build: two-week sprints with test builds you can install.
  5. Test: functional, security and performance testing.
  6. Launch: private or public release and team onboarding.
  7. Support: 30 days of free bug fixing, then optional maintenance.

Want results like these? Tell us about your enterprise app project and get a free consultation.

Ready to Build Your Enterprise App?

Book a free call and get a clear plan and quote for your enterprise app.

Frequently Asked Questions

Building mobile and web applications for a business and its employees, partners or customers, such as HR, ERP, field-service, logistics and portal apps, with security, user roles and integrations.

Yes. We build native iOS (Swift) and Android (Kotlin) apps, or one Flutter app for both, plus the web admin panel and APIs behind them.

A starter MVP or internal tool starts from $3,000. Full enterprise apps and platforms are priced by scope after a free call. Our rates start from $35 per hour.

Yes. Our work includes an HR platform and mobile app used by more than 5,000 employees, the Stallionex courier ERP and the CannAvance enterprise SaaS platform.

Yes. We integrate with CRMs, ERPs, payroll, payment providers and identity systems such as Microsoft Entra ID and Okta.

Yes. We can release through Apple Business Manager, Google Play managed apps or your MDM, or publicly on the App Store and Google Play.

An MVP or internal tool often takes 6-10 weeks. Larger enterprise apps are delivered in phases, planned after discovery.

Yes. You get 30 days of free bug fixing after go-live, and optional ongoing maintenance, updates and new features.