Comparison

Green Mtn vs ENCOM ATMOS Mobile

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read 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.

About

ENCOM ATMOS Mobile

Features
Read full description

This app allows users of the Encom Wireless ATMOS system to monitor and control their schedule-based lamp flashers. These include the school zone safety flashers and high water level flashers. Using this app, you can: 1) View the current state of the flashing device lamps (flashing or not flashing). 2) View the detailed status of the flashing devices. 3) Override the flashing schedule (to force the flashers on or off). 4) Resume normal schedule operation.

Screenshots

Green Mtn4 screens
ENCOM ATMOS Mobile3 screens

Verdict

The call

The clearest difference is device support: ENCOM ATMOS Mobile at 3 against Green Mtn's 1. ENCOM ATMOS Mobile also leads on iOS requirement (14.2 vs 16.6). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Green Mtn ships an update monthly, ENCOM ATMOS Mobile every 2 months. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
Green Mtn versus ENCOM ATMOS Mobile: the parameters behind the verdict, then further details
ParameterGreen MtnENCOM ATMOS Mobile
PriceFreeFree
Rating4.9 (4.7K ratings) — better—
Positive reviews47.1% of reviews—
Number of ratings4.7K — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.614.2 — better
Further details — not scored
Size91 MB165 MB
Age rating4+4+
DeveloperGreen Mountain EnergyEncom Wireless Data Solutions Ltd.

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

ENCOM ATMOS Mobile

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Green Mtn

No in-app purchases

None

ENCOM ATMOS Mobile

No in-app purchases

Questions

Is Green Mtn free?
Green Mtn is free to download, with no in-app purchases.
Is ENCOM ATMOS Mobile free?
ENCOM ATMOS Mobile is free to download, with no in-app purchases.
Do Green Mtn or ENCOM ATMOS Mobile have ads?
Neither Green Mtn nor ENCOM ATMOS Mobile shows ads.
Which is updated more often, Green Mtn or ENCOM ATMOS Mobile?
Green Mtn ships an update monthly, and ENCOM ATMOS Mobile every 2 months. Most recently, Green Mtn was updated on November 3, 2026 and ENCOM ATMOS Mobile on November 3, 2026.

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