Green Mtn vs Register2Park
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Green Mtn
Manage your electricity account and track your environmental impact. Get daily green living tips, monitor usage, and earn rewards for sustainable actions. Available for Texas customers.
- Pay bills and view payment history
- Manage account services (AutoPay, Average Billing)
- Transfer electricity service
- Access plan details and customer rights
- Track electricity usage with interactive graphs
- Earn badges for environmental impact
- Link electric vehicle for greater impact
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Available to Texas customers only. Stay connected to your green lifestyle where you are with the Green Mountain Energy App. With daily green living tips and a host of tools to manage your impact, we make it effortless to live cleaner and greener everyday. * Pay your bill, check your balance, and review billing and payment history. * Manage account services like AutoPay, Average Billing, and Tree Free billing. * Transfer your electricity service to a new address. * Access important plan details like your Electricity Facts Label, Terms of Service and your Rights as a Customer. * Track your usage with interactive, customizable graphs that show trends, projected electricity costs and weather impacts in your area. * Get green add-ons like Green Mountain Driver and support sustainability projects through Green Mountain Energy Sun Club. * Earn badges for helping the planet by greening up your life. * See the differences you’re making by tracking your personal impact for preventing carbon emissions. The longer you stay on your plan, the bigger your impact gets. * Link your electric vehicle to make an even bigger impact.
Register2Park
Easily manage guest vehicle parking at participating properties. Register your vehicle instantly without an account to comply with parking rules and avoid violations. Find properties by name and utilize security features like passcodes.
- Instant visitor registration
- No account required
- Property search by name
- Vehicle limits and passcodes
- Secure and convenient parking management
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Register2Park makes it simple for guests to manage vehicle parking at participating properties. Whether you're visiting an apartment, staying with a friend, or managing your own vehicles, Register2Park provides a fast, secure, and convenient way to register your vehicle and stay compliant with parking rules. Key Features: Instant Visitor Registration – No account required. Simply search for the property, enter your vehicle details, and register. Property Search – Find your property by name Vehicle Limits & Passcodes – Properties may set access codes and registration limits for added security and fairness. Built for: Apartment & condo complexes HOAs and gated communities Commercial parking locations Towing & enforcement integrations Need Help? If you have trouble registering or accessing your property, please contact the property manager or enforcement company directly. Register2Park only provides the software — we do not manage individual properties. Register2Park is the easiest way to ensure your vehicle is safely registered and avoid parking violations. Download the app today and park with confidence.
Screenshots
Verdict
The clearest difference is rating: Green Mtn at 4.9 against Register2Park's 1.8. Green Mtn also leads on review sentiment (47% vs 8%) and in-app purchases (none vs 1). On price, update cadence, ads and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Register2Park sells 1 in-app purchase, starting at $1.99 per month. Green Mtn asks for nothing beyond the download.
Green Mtn holds the better App Store score, 4.9 against 1.8. That said, the two scores are not equally well evidenced: Green Mtn has 4.7K ratings behind it against 45, so its average is the more settled of the two. Written reviews point the same way: 47% of Green Mtn's written reviews are positive against 8% of Register2Park's.
Green Mtn ships an update monthly, Register2Park every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | Green Mtn | Register2Park |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (4.7K ratings) — better | 1.8 (45 ratings) |
| Positive reviews | 47.1% of reviews — better | 8.0% of reviews |
| Number of ratings | 4.7K — better | 45 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 95 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Green Mountain Energy | Your Enforcement Services |
Customer experience
Green Mtn
Register2Park
Bugs and requests
Green Mtn
Reported bugs
4 issues- Unable to log in
- App crashes on launch
- Payment methods not saving
- Incorrect account information displayed
Requested features
4 requests- Add Apple Pay support
- Improve app stability and performance
- Provide more detailed usage and billing information
- Enhance user interface and navigation
Register2Park
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Green Mtn
No in-app purchases
Register2Park
- Monthly$1.991 Month
Questions
Is Green Mtn free?
Is Register2Park free?
Which has better reviews, Green Mtn or Register2Park?
Do Green Mtn or Register2Park have ads?
Which is updated more often, Green Mtn or Register2Park?
Other comparisons
