April 26, 2022 · Putti Team

Developing an EV Charging App: What You Need to Know

Building an EV charging app requires IoT integration, OCPP protocol knowledge, and payment systems. Costs range from $80K to $600K+ NZD by scope.

An electric vehicle plugged into a public charging station

Building an EV charging app means solving three hard problems at once: real-time IoT integration with charging hardware, OCPP protocol communication across manufacturers, and a payment and billing system that handles intermittent connectivity. Get these right and you have a product that runs a charging network; get them wrong and you have stranded drivers and angry operators.

Why Do Charge Point Operators Need a Dedicated App?

Electric vehicle charging infrastructure is expanding globally, yet drivers consistently struggle to locate available stations. For charge point operators managing entire EV networks, a dedicated mobile application delivers measurable operational and business value.

According to JD Power research, "41% of EV owners use their brand's EV mobile app on most of their trips." Operators gain critical insights including charging station performance, daily revenue, power consumption data, driver demographics, transaction records, and user feedback.

Current infrastructure includes approximately 96,536 public charging points across the USA (as of December 2020), while New Zealand has 327 charging points nationally. With EV numbers projected to increase 90% over five years, demand for charging network management solutions continues accelerating.

How Does an EV Charging App Work?

Users register via phone, email, password, or social media accounts. After registration, they activate geolocation or manually enter a location to discover nearby charging stations. The app displays station compatibility, photos, pricing details, and availability status.

Users can reserve charging slots, track charging progress in real-time, and view payment amounts either at the station or through the app interface.

What Features Should an EV Charging App Include?

A production-ready EV charging application typically covers these capabilities:

  1. Register: Email, phone number, password, or social media sign-in options
  2. User Profile: Editable profiles displaying photos, vehicle details, and personal information
  3. Nearby Charging Station Discovery: Automated display of accessible stations based on location
  4. Geolocation: Real-time location access with manual address search fallback
  5. Filters: Advanced search filters enabling customised station discovery by connector type, speed, and availability
  6. Station Details: Comprehensive facility and service information for each location
  7. Booking Slots: Pre-arrival reservation functionality to guarantee a charging bay
  8. Ratings and Reviews: User experience ratings and detailed service feedback
  9. Payment Options: Multiple payment methods including credit cards, PayPal, and e-wallets
  10. Billing History: Daily, weekly, and monthly spending tracking with energy consumption details
  11. Push Notifications: Alerts for nearby stations, upcoming bookings, and promotional offers
  12. Real-time Chat Support: AI-powered chatbots providing immediate assistance with human escalation
  13. EV Travel Planner: Multi-stop trip planning with charging waypoints
  14. In-app Navigation: Map-based station discovery with turn-by-turn directions
  15. Loyalty Rewards: Vouchers, coupons, and membership benefits to drive repeat use

Why Is the Investment Case So Strong?

The global EV charging infrastructure market is projected to expand at a combined annual growth rate of 46.6% from 2020 to 2027, growing from 2,115,000 to 30,758,000 units. This growth is driven by two forces: consumer demand for carbon-free transportation and government green vehicle initiatives including subsidies and tax incentives.

For entrepreneurs and operators, this trajectory creates substantial first-mover advantage. Networks that establish strong app experiences and loyalty programmes now will be far harder to displace as the market matures.

How Much Does It Cost to Develop an EV Charging App?

Development costs depend on scope, features, platform selection (Android, iOS, or both), and application complexity.

  • Basic user-facing app (station finder, payments, session monitoring): approximately $80,000 to $150,000 NZD
  • Full network management platform (operator dashboard, billing systems, hardware integration, multi-user): $300,000 to $600,000+ NZD
  • US market range: $10,000 to $400,000 USD depending on scope

Outsourcing to an established overseas development firm often proves more cost-effective than domestic options, though for OCPP-specific work the specialist knowledge pool matters more than geography. Putti provides detailed scoping and fixed-price proposals for EV charging projects.

What Makes EV Charging App Development Technically Distinct?

EV charging applications present complexity well beyond a standard mobile app:

  • OCPP protocol expertise: OCPP (Open Charge Point Protocol) is the standard communication layer between charging stations and management software. Without specialists, cross-manufacturer hardware reliability suffers.
  • Real-time IoT integration: Hardware status must update live. Polling intervals, websocket connections, and graceful failure modes require careful architecture.
  • Intermittent connectivity handling: Charging stations are often in car parks and basements with poor signal. The app must queue transactions and recover cleanly.
  • Payment and billing accuracy: Energy billing is regulated and must be accurate to the kWh. Errors erode trust quickly.

Putti has delivered EV charging applications including IU Charging and Hikotron in New Zealand, building on this specialist capability across IoT, real-time data systems, and payment processing.

Ready to scope your EV charging platform? Contact us to discuss your network requirements.

Sources

Frequently asked questions

  • What features should an EV charging app have?

    Essential features include real-time station mapping and availability, payment processing and billing, charging session monitoring, user account management, push notifications, and operator network management tools. IoT integration for live hardware status data rounds out a full-featured platform.

  • What is the OCPP protocol and why does it matter?

    OCPP (Open Charge Point Protocol) is the standard communication protocol between EV charging stations and management software. Developers need specialist OCPP expertise to ensure reliable cross-manufacturer hardware compatibility. This is what distinguishes EV charging app development from conventional mobile projects.

  • How much does it cost to build an EV charging app?

    Basic user-facing apps cost approximately $80,000 to $150,000 NZD. Comprehensive network management platforms with operator dashboards, billing systems, hardware integration, and multi-user apps range from $300,000 to $600,000+ NZD. Putti provides detailed scoping and fixed-price proposals.

  • Who builds EV charging apps in New Zealand?

    Putti, based in Auckland, has developed EV charging applications including IU Charging and Hikotron. The team specialises in IoT integration, real-time data systems, and payment processing.

  • What's most likely to go wrong once the app is live?

    Connectivity and billing. Chargers often sit in car parks and basements with poor signal, so the app has to queue transactions and recover cleanly rather than stranding a driver mid session. Energy billing is regulated and must be accurate to the kWh, and errors there erode trust fast. Both need designing for upfront, not patching later.

Last updated: July 20, 2026

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