Modernizing EV charger apps is essential to meet the growing demands of electric vehicle users and evolving technology. Here’s what you need to know:
Key Takeaways:
- What to Keep: Retain essential features like GPS station locators, real-time monitoring, multi-payment options, and secure backend systems (e.g., OCPP compliance).
- What to Remove: Eliminate outdated processes like manual payments, static station data, and old communication protocols that hinder performance and security.
- What to Rebuild: Add advanced technologies like AI diagnostics, plug-and-charge (ISO 15118), V2G integration, and smart energy management for future scalability.
Quick Comparison:
| Decision Area | Examples | Outcome |
|---|---|---|
| Features to Keep | GPS locator, secure APIs, notifications | Maintain user trust and reliability |
| Features to Remove | Manual payments, static data | Reduce inefficiencies and risks |
| Features to Rebuild | AI maintenance, V2G, smart charging | Prepare for future demands |
Why it matters: EV adoption is rising fast, and outdated apps can’t keep up. Modernizing ensures better reliability, security, and user experience while reducing operational costs.
Next Steps: Evaluate your app’s current limitations, decide whether to implement step-by-step updates or a full rebuild, and prioritize features that align with emerging standards like OCPP 2.0.1 and ISO 15118.
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Common Problems in Legacy EV Charger Apps
Legacy EV charging apps often struggle with issues that disrupt their functionality and user experience. A 2022 study conducted in the San Francisco Bay Area revealed that only 72.5% of non-Tesla public chargers could deliver a charge for more than two minutes.
Performance Issues
There’s a noticeable gap between what the software reports and the actual performance of charging stations, leading to operational failures. ChargerHelp analyzed over 4,800 charge points and found that 26.3% of test charges failed, even though the software indicated the chargers were available.
| Issue Type | Description | Impact Rate |
|---|---|---|
| Ghost Stations | Listed as online but are physically offline | 16% of stations |
| Zombie Stations | Shown as down but are actually functional | Varies by region |
| Dead-End Stations | Appear operational but fail to charge | 10% of seemingly functional units |
These performance inconsistencies are compounded by outdated user interfaces, which further frustrate users.
"We’re learning in real time all the challenges regarding where a station may appear to be up, but is actually down… We’re proactively and predictively monitoring the stations to make sure we know the stations are being repaired before there’s a problem, and fixing problems as quickly as possible… The important part is that it’s a holistic approach. There isn’t a one-size-fits-all fix for keeping stations reliable."
Poor User Interface Design
A clunky and outdated user interface can ruin the charging experience. A 2023 Gartner report highlighted that more than 80% of digital modernization projects fail to meet expectations due to poor planning and rigid architectural strategies. Common issues include:
- Confusing or inaccurate occupancy information
- Unreliable real-time status updates
- Complicated payment processes
- Lack of integration with modern tools
J.D. Power reported a growing frustration among non-Tesla EV drivers, with 20% of drivers in August 2024 visiting a charger but leaving without charging. This was up from 15% in early 2021. These stats emphasize the pressing need for app modernization.
Security Weaknesses
On top of technical and interface problems, security vulnerabilities pose serious risks to EV charging systems. Upstream Security reported a staggering 225% increase in vehicle-related cyberattacks between 2018 and 2021. Recent incidents demonstrate the scale of the threat:
- In February 2022, Russian charging stations were hacked during the Ukraine conflict.
- Shell identified and patched a database vulnerability that could have exposed millions of charging logs.
"As EV charging becomes more widespread, they will become appealing targets to more sophisticated hacking groups. Providers need to think of their products as critical infrastructure and a critical component of our national security."
"Chargers have personal and payment information and run a variety of protocols that aren’t typically recognized by traditional firewalls."
Strengthening security measures is essential to ensure these systems remain safe and reliable as EV adoption continues to grow.
Features to Keep
When updating legacy EV charger apps, it’s crucial to retain certain core features that provide consistent value to users. These functionalities have stood the test of time and remain pivotal during modernization efforts.
Key User Functions
At the heart of any effective EV charger app are features that directly support user needs. With global EV sales reaching 14 million in 2023, it’s clear that dependable basic functions are a necessity.
| Function | Purpose | Impact |
|---|---|---|
| GPS Station Locator | Real-time discovery of charging stations | Helps alleviate range anxiety |
| Remote Monitoring | Allows users to track charging progress remotely | Enhances convenience |
| Multi-Payment Processing | Supports various payment methods | Makes the app more accessible |
| Status Notifications | Alerts users about charging completion or issues | Keeps users engaged and informed |
Additionally, smart energy management systems can amplify charging station capacity by up to six times using existing infrastructure. These core features are only as effective as the backend systems that support them.
"EV charging software manages much more than just topping up the battery in an electric vehicle. Charging infrastructure software is key to operations, billing, energy management and beyond."
Working Backend Systems
While user-facing features drive engagement, a solid backend is what ensures these functions operate seamlessly. The EV charging management software market is projected to grow to $8 billion by 2030, highlighting the importance of maintaining robust backend systems.
Key backend components to preserve include:
- OCPP-Compliant Systems: Ensures compatibility with the Open Charge Point Protocol, allowing for hardware-agnostic operation and scalability.
- Secure Authentication: Incorporates end-to-end encryption and multi-factor authentication for enhanced security.
- API Infrastructure: Provides commercial-grade APIs for seamless integration with third-party and legacy systems.
For example, ABB Chargedot‘s ChargerSync app update in July 2024 successfully balanced maintaining core functionalities while introducing expanded language support (28 languages) and improving Bluetooth communication stability.
"Stable, commercial-quality APIs enable network operators and integrators to accommodate third-party, in-house and legacy software, quickly and efficiently."
Lastly, accessibility must remain a priority. With 61% of disabled individuals expressing interest in EVs if charging infrastructure were more accessible, retaining and improving accessibility features ensures inclusivity for all users.
Features to Remove
As EV charging technology advances, older features often become more of a hindrance than a help. Recent studies reveal that 1 in 5 public charging sessions encounters issues. Addressing these outdated systems is critical for improving user experience and operational efficiency.
Outdated Processes
Many legacy EV charger apps still rely on manual processes, which frustrate users and create inefficiencies. Here’s a breakdown of processes that need to go:
| Process Type | Impact on Operations | Reason for Removal |
|---|---|---|
| Manual Payment Processing | 23% of charging problems | Leads to transaction failures and revenue loss |
| Static Station Information | Driver frustration | Lacks real-time updates and accuracy |
| Paper-based Invoicing | Over $2.24 billion in uncollected revenue | Inefficient for account management and collections |
| Outdated Authentication Methods | Increased security vulnerabilities | Fails to support modern security standards |
To illustrate, when Pennsylvania’s road authority switched to all-electronic tolling in 2020, poor license plate detection caused a 50% jump in uncollected tolls, totaling $155 million. This highlights how outdated systems can directly impact revenue and reliability.
"What sets Virta apart is its ability to migrate charge points. One of the team’s experts came to see which chargers could be migrated and gave us some valuable advice. Virta then also provided us with after-sales support for a malfunctioning charge point. Not everyone does that."
- Stéphane Wartel, Logistics/Property and Mobility Coordinator at IRSN
Technical obsolescence adds another layer of risk, affecting both performance and security.
Obsolete Tech Components
Data breaches are a growing concern, with the average cost now reaching $4.88 million. Several outdated technical elements need to be addressed:
- Old OCPP versions: Struggle to meet modern interoperability standards.
- Deprecated APIs and endpoints: Limit integration with new systems.
- Legacy communication protocols: Create vulnerabilities and reduce efficiency.
A great example of modernization comes from Ardenne Métropole, which upgraded its 302-point charging network in partnership with Virta. This overhaul not only improved reliability but also preserved much of the existing infrastructure.
"We applaud Shell’s decision to notify customers at least 90 days before turning off its software."
- Shaun Stewart, ChargeLab‘s President
In 2022, a study revealed that nearly 30% of public non-Tesla fast chargers in the Bay Area were non-functional. This underscores the urgency of replacing outdated systems to ensure reliability and customer trust.
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Features to Rebuild
With the rapid growth of EV adoption and projections estimating 92 million EVs on U.S. roads by 2040, legacy charging apps must undergo significant transformations to keep up with future demands.
New Tech Integration
Modern EV charging systems require the adoption of cutting-edge technologies. One standout project is the experimental roadway in Detroit, developed by Michigan Central and Electreon, which introduced inductive-charging capabilities in early 2024.
"We’re excited to spearhead the development and deployment of America’s first wireless charging road… This project paves the way for a zero-emission mobility future, where EVs are the norm, not the exception." – Dr. Stefan Tongur, Electreon Vice President of Business Development
To meet these advanced needs, key technology upgrades should include:
| Technology | Purpose | Implementation Benefits |
|---|---|---|
| Bluetooth Mesh | Manages charging sessions | Operates even without cellular/WiFi |
| AI Maintenance | Predictive diagnostics | Minimizes service calls by solving Level 1 issues |
| 3D Scanning | Maps infrastructure precisely | Enhances planning efficiency |
These updates position charging apps to align with industry advancements and prepare for future expansion.
Standards and Growth Planning
The release of CitrineOS 1.3.0 by LF Energy in July 2024 underscores the importance of standardization in EV charging infrastructure.
"As EV adoption continues to accelerate, initiatives like CitrineOS are essential to speed the deployment of reliable, interoperable EV chargers to ensure drivers can charge rapidly and conveniently. The latest release of CitrineOS helps push us further in that direction, while optimizing for energy use and cost." – Alex Thornton, Executive Director of LF Energy
To stay competitive and adaptable, updated apps must incorporate:
- OCPP 2.0.1 for seamless interoperability in future deployments
- ISO 15118 for plug-and-charge functionality
- Over-the-air (OTA) update capabilities
- Preparation for Vehicle-to-Grid (V2G) integration
By adopting these standards, apps can bridge the gap between current limitations and next-generation efficiency.
User Experience Updates
Improving user interfaces is just as important as technological upgrades. The success of Tata Motors’ Z-Connect platform, which earned the Red Dot Award, highlights the value of intuitive design in EV charging apps.
"In the EV infrastructure industry, Customer Experience (CX) is central to building trust, ensuring adoption, and driving behavioural shifts toward sustainable mobility. At Kazam, we’re not just selling chargers, we’re enabling seamless transitions for individuals and enterprises entering the electric mobility ecosystem. CX defines our product design, support systems, and strategic partnerships." – Akshay Shekhar, CEO & Co-Founder of Kazam
To meet evolving user expectations, apps should focus on:
- Multi-language support with localized interfaces
- QR code functionality for remote monitoring
- Integrated payment systems offering multiple options
- Real-time updates on availability and charging status
- Smart city compatibility for enhanced connectivity
These enhancements ensure that charging apps provide a seamless and user-friendly experience, fostering greater adoption and satisfaction.
App Update Methods
Modernizing legacy systems is no small feat, with a failure rate of 75% for such projects. That’s why selecting the right update method is critical for success.
Step-by-Step Updates
This approach focuses on modernizing EV charger apps gradually while keeping essential services operational. By addressing updates methodically, it minimizes risks and allows teams to resolve issues as they arise, all without disrupting core functionalities.
| Aspect | Details | Benefits |
|---|---|---|
| Infrastructure | Microservices | Allows updates to run independently |
| Development | Containerization | Simplifies testing and deployment |
| Operations | Rolling updates | Reduces service interruptions |
"If you’re faced with a legacy challenge, the best approach depends on the problem you’re trying to solve. Replacement isn’t the only option. The key is to understand if your problem is caused by technology, architecture or functionality of the application, and how each modernization approach improves those aspects."
- Stefan van der Zijden, senior director analyst at Gartner
To ensure step-by-step updates succeed, organizations should:
- Design secure APIs and provide thorough documentation.
- Deploy changes incrementally to minimize risks.
- Monitor metrics and usage patterns for insights and adjustments.
However, if incremental updates can’t address the underlying issues, a full rebuild may be the better option.
Full App Rebuilds
When maintenance costs surpass 15% of the total budget, a complete rebuild becomes necessary. This method involves developing a brand-new application while preserving key functionalities from the legacy system.
"For many organizations, legacy systems can hinder key business processes. When a tipping point is reached, application leaders must look to application modernization to help remove the obstacles."
- Stefan van der Zijden, VP Analyst, Gartner
Executing a full rebuild requires careful planning:
- Pre-rebuild Assessment
Evaluate systems for their alignment with business needs, complexity, and overall value. - Implementation Strategy
Develop a clear migration plan and schedule maintenance during off-peak hours to minimize disruptions. - Quality Assurance
Use automated testing and maintain redundancy systems to ensure reliability during the transition.
Update Method Comparison
Each method comes with its own set of trade-offs:
| Factor | Step-by-Step Updates | Full App Rebuilds |
|---|---|---|
| Initial Cost | Lower upfront investment | High expense |
| Timeline | Shorter phases | Longer development cycle |
| Risk Level | Moderate | Higher risk |
| Business Impact | Minimal disruption | Temporary interruptions |
| Long-term Value | Gradual improvements | Comprehensive modernization |
Regardless of the chosen method, prioritizing automation and rigorous testing is essential. Documenting processes and maintaining strong data governance practices will ensure a smoother transition.
Long-term App Planning
Creating EV apps that stand the test of time means staying ahead of emerging technologies and evolving standards. As mentioned earlier, having a reliable update strategy is crucial. But to truly future-proof your app, you need to focus on long-term adaptability and compliance.
Flexible App Structure
The concept of software-defined charging plays a pivotal role here. By separating hardware from software, this approach makes updates and modifications far more flexible.
| Component | Benefits | Implementation Strategy |
|---|---|---|
| Modular Design | 52% cost reduction, 31% less power loss | Break into independent services |
| Smart Controllers | Real-time load balancing | Integrate with AmpEdge technology |
| API Framework | Remote diagnostics capability | Use OCPP 2.0.1 standards |
A study by Flanders Make (March 2025) demonstrated how modular design can cut costs and improve efficiency. For example, using five 40kW AFE rectifiers instead of one 200kW unit led to significant savings in both cost and power loss.
"Standardization in the industry will be a key enabler of future EV charging infrastructure developments." – Driivz Team
To create a flexible app structure, developers should focus on:
- Software-defined charging systems for managing complex charging logic
- Microservices architecture to enable independent updates for components
- Open protocols like OCPP and OSCP to enhance interoperability
This modular approach not only keeps costs in check but also ensures your app is ready to meet future regulatory and technological demands.
Meeting Future Standards
Flexibility is just one part of the equation. Ensuring compliance with new and upcoming standards is equally important. For instance, starting in 2025, the European Union will require DC fast-charging stations of at least 150kW every 60 kilometers along major transport routes. In the U.S., the National Electric Vehicle Infrastructure (NEVI) Standards mandate a 97% uptime for charging stations.
Here’s a look at some key standards:
| Standard | Implementation Deadline | Key Requirements |
|---|---|---|
| ISO 15118 | 2025 | Plug and Charge functionality |
| AFIR | 2027 | Payment card readers for fast chargers |
| UL 3141 | Ongoing | Safety for Power Control Systems |
"We anticipate compliance and enforcement will only become more stringent. Being proactive about regulations is key to long-term success." – Raghav Murali, Director of Policy & Government Affairs at PowerFlex
Smart charging systems are also critical for balancing grid stability and user convenience. Features like dynamic pricing allow charging rates to shift based on grid demand, while advanced load management optimizes energy use. To support these systems, apps need robust cybersecurity measures to guard against potential threats and ensure compliance with shifting regulations.
For an app to remain viable in the long run, it should include:
- Support for bidirectional charging (V2G) capabilities
- Integration with smart grid systems
- Advanced cybersecurity protocols
- Compatibility with multiple charging standards, such as CCS and NACS
Conclusion: Next Steps with Sidekick Interactive
Main Points Review
Modernizing legacy EV charger apps boils down to three critical decisions:
| Decision Area | Key Focus | Outcome |
|---|---|---|
| Features to Keep | Retaining functional backend systems and essential user features | Ensures uninterrupted service |
| Features to Remove | Eliminating outdated workflows and unnecessary components | Reduces technical debt |
| Features to Rebuild | Adding smart charging and V2G (Vehicle-to-Grid) capabilities | Prepares the app for future demands |
These steps lay a solid foundation for upgrading apps to meet modern standards. Collaborating with seasoned experts can make the process smoother and more effective.
Working with Sidekick Interactive
With more than 10 years of experience, Sidekick Interactive has built a reputation for solving complex technical problems and creating intuitive, user-centered solutions. They’ve become a trusted name in EV charging app development.
Their EV charger apps include:
- Top-Notch Security: Full encryption and compliance with data protection standards
- Standardized Integrations: Compatibility with industry protocols for seamless functionality
- Secure Payment Systems: Reliable and safe payment processing solutions
"The team, with Florian at its head, proved to be open-minded and willing to adapt to our realities and pace." – Isabelle Ouellet-Morin, Researcher at Axel Center
When it comes to modernizing EV charger apps, Sidekick Interactive follows a structured process that prioritizes both business objectives and user needs. With project investments starting at $50,000, they deliver everything from MVPs to comprehensive solutions designed to align with the future of the EV industry.
FAQs
What are the advantages of using AI diagnostics and smart energy management in EV charger apps?
Integrating AI diagnostics and smart energy management into EV charger apps brings a range of benefits that can’t be overlooked.
With AI diagnostics, chargers can perform predictive maintenance. This means they can spot potential problems before they escalate, cutting down on unexpected downtime and expensive repairs. The result? Chargers stay reliable and efficient, which translates to a smoother experience for users.
On the other hand, smart energy management systems take charging efficiency to another level by optimizing how energy flows between the EV, the charger, and the grid. These systems can even work in sync with renewable energy sources, helping to cut operational costs while minimizing the environmental footprint.
When combined, these technologies don’t just make EV charger apps more efficient – they make them easier to use, more eco-conscious, and more affordable to operate.
What steps can legacy EV charger apps take to improve security and prevent cyberattacks?
To improve security and shield older EV charger apps from cyber threats, developers should concentrate on a few essential measures:
- Implement strong encryption: Protect sensitive user and system data by using advanced encryption methods for both data storage and transmission.
- Stay updated and audit regularly: Regularly review security protocols and update the software to patch vulnerabilities and reduce potential risks.
- Embrace a zero-trust approach: Enforce strict access controls and continuously monitor all activity within the charging system to block unauthorized access.
Focusing on these steps can greatly lower security risks and ensure a more secure experience for EV users.
How should you decide between updating an EV charger app step-by-step or rebuilding it entirely?
When deciding whether to go for a step-by-step update or a full rebuild of an EV charger app, it all comes down to the app’s current condition and your goals.
Step-by-step updates work well if the core functionality is still reliable but needs some polishing. This method reduces user disruption, spreads costs over time, and lets you roll out new features gradually. It’s a smart move if the app’s existing framework can still handle most user demands.
On the flip side, a full rebuild makes sense when the app is outdated, incompatible with modern technologies, or no longer meeting user expectations. Starting from scratch allows you to adopt the latest tech and design trends, but it does come with a higher upfront cost and might involve some downtime during the transition.
The right choice depends on your organization’s priorities, the app’s current shortcomings, and your long-term plans for its evolution.
