Green Mtn vs CSS Mobile
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
Read full descriptionHide full description
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.
CSS Mobile
Read full descriptionHide full description
CSS Mobile is the premier case management system for probation and pretrial officers. CSS Mobile provides an officer easy access to client information while in the field. Easy-to-use navigation allows the officer to quickly schedule appointments, add chronos, and update client details without having to return to the office. Features Include: * Case lookup * View officer calendar * View and schedule client appointments * View and edit client data * View, create, and search chronos * View community service hours and fee balances
Screenshots
Verdict
The clearest difference is update cadence: Green Mtn at monthly against CSS Mobile's every 2 months. On price, ads, in-app purchases and device support 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.
Green Mtn ships an update monthly, CSS Mobile every 2 months. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.
| Parameter | Green Mtn | CSS Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (4.7K ratings) — better | — |
| Positive reviews | 47.1% of reviews | — |
| Number of ratings | 4.7K — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 16.6 | 16.4 — better |
| Further details — not scored | ||
| Size | 95 MB | 46 MB |
| Age rating | 4+ | 17+ |
| Developer | Green Mountain Energy | Corrections Software Solutions |
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
CSS Mobile
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Green Mtn
No in-app purchases
CSS Mobile
No in-app purchases









