Green Mtn vs Discount Power
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Green Mtn
Manage your green energy account, track usage, and discover daily tips for a sustainable lifestyle. Available exclusively for Texas customers, this app helps you monitor your environmental impact and access account services.
- Pay bills and view payment history
- Manage account services (AutoPay, Average Billing)
- Track electricity usage and costs
- Access plan details and customer rights
- Get green living tips
- Monitor personal carbon emission 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.
Discount Power
Manage your electricity account with ease. Access billing, payment history, and usage data. Set up AutoPay, Average Billing, and Paperless Billing. View plan details and compare usage trends.
- Account management
- Billing and payment history
- Usage data visualization
- AutoPay setup
- Plan details viewing
- Paperless billing
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Available for Texas Customers only. The Discount Power app lets you manage your account straight from your phone. Which means you’ll have access to self-service, support and usage data anytime, anywhere. Key features and benefits: • Access billing features that let you pay your bill, check your balance and review billing and payment history. • Manage account services like AutoPay, Average Billing and Paperless Billing. • View plan details and important documents to shop for a new plan. • Interact with bar graphs and heat maps to compare usage information when it comes to trends, costs and weather impact.
Screenshots
Verdict
The clearest difference is update cadence: Green Mtn at monthly against Discount Power's every 3 months. Green Mtn also leads on ratings volume (4.7K vs 860). On price, rating, review sentiment and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for Green Mtn against 4.9 for Discount Power. That said, the two scores are not equally well evidenced: Green Mtn has 4.7K ratings behind it against 860, so its average is the more settled of the two. Written reviews are what separate them: 47% of Green Mtn's written reviews are positive against 46% of Discount Power's.
Green Mtn ships an update monthly, Discount Power every 3 months. Both last shipped on November 3, 2026.
| Parameter | Green Mtn | Discount Power |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (4.7K ratings) — better | 4.9 (860 ratings) |
| Positive reviews | 47.1% of reviews — better | 45.8% of reviews |
| Number of ratings | 4.7K — better | 860 |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.6 | 16.6 |
| Further details — not scored | ||
| Size | 91 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Green Mountain Energy | US RETAILERS LLC |
Customer experience
Green Mtn
Discount Power
User reviews
Green Mtn
From 4.7K App Store ratingsWhat we love
- 👍 Good service provider
- 💰 Affordable rates
- 🌳 Eco-friendly energy
- 🤝 Excellent customer service
Room to improve
- 🐛 Login issues
- 🐛 App crashes/freezes
- 🔒 Security concerns
- 🔍 Lack of features/functionality
Discount Power
From 860 App Store ratingsWhat we love
- 👍 User-friendly app
- 🚀 Informative and interactive
- 💳 Flexible payment options
- 🔒 Reliable service
Room to improve
- 🐛 Login and account issues
- 🔍 Lack of usage history
- 💰 Higher rates than competitors
- 📱 UI/UX design problems
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
Discount Power
Reported bugs
3 issues- App not working correctly after iOS updates
- Payment methods not functioning properly
- Inconsistent app performance
Requested features
3 requests- Improve login and account management
- Display current active account first
- Enhance usage history and analytics
In-app purchases
Green Mtn
No in-app purchases
Discount Power
No in-app purchases
Questions
Is Green Mtn free?
Is Discount Power free?
Which has better reviews, Green Mtn or Discount Power?
Do Green Mtn or Discount Power have ads?
Which is updated more often, Green Mtn or Discount Power?
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