Comparison

ISO Today vs NARUC Events

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

Head to head
About

ISO Today

Track California's power grid status, energy prices, and renewable production. Receive alerts for conservation needs and monitor supply adequacy up to seven days ahead. View detailed supply breakdowns and historical data.

Highlights
  • Monitor resource adequacy capacity
  • View grid status and demand
  • Renewables and supply graphs
  • Wholesale energy price map
  • Receive Flex Alerts
  • Track calendar events
Features
Read full description

Monitor California ISO power grid conditions, prices and renewable production, receive notifications and track calendar events with this free mobile application.   Features: · Monitor available resource adequacy capacity to identify when energy supply might be tight, up to 7 days in advance. · View grid status and available capacity measured against the current demand and the forecasted peak. · View renewables and supply graphs as stacked charts. · View peak and daily production data for past dates on the renewables trend graph. · View breakdown of supply and renewables serving the ISO. · Monitor emissions. · View wholesale energy prices on the price map. Use the slider to easily filter out nodes based on Location Marginal Prices (LMP). · Compare demand and net demand plus historic data. · Users can receive Flex Alerts to notify them when conservation is needed, get energy system notifications, along with ability to add ISO meetings and events to their calendar.   About the California ISO: As the nonprofit public-benefit corporation ensuring reliability for most of California's and a portion of Nevada's high-voltage power grid, the California Independent System Operator (ISO) is helping advance a smarter, cleaner, and more reliable energy future. The ISO operates a competitive energy market that balances supply with demand and has a key role in achieving clean energy goals in the West. For more information about California ISO, visit www.caiso.com.

About

NARUC Events

Access essential educational activities and navigate utility-related events with ease. This application provides a custom platform for members and stakeholders to engage with diverse utility topics.

Highlights
  • Educational activities
  • Utility topics
  • Event navigation
  • Stakeholder community
  • Member access
Features
Read full description

Unparalleled and essential educational activities for members and the broader stakeholder community across various utility topics. Easily navigate NARUC events with our custom app.

Screenshots

ISO Today4 screens
NARUC Events4 screens

Verdict

The call

The clearest difference is rating: NARUC Events at 5.0 against ISO Today's 4.2. ISO Today's advantage is ratings volume (103 vs 1) and iOS requirement (13.0 vs 15.6). 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.

ReceptionRating · Positive reviews · Number of ratings

NARUC Events holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: ISO Today has 103 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

ISO Today ships an update every 3 months, NARUC Events every 4 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
ISO Today versus NARUC Events: the parameters behind the verdict, then further details
ParameterISO TodayNARUC Events
PriceFreeFree
Rating4.2 (103 ratings)5.0 (1 ratings) — better
Positive reviews74.1% of reviews—
Number of ratings103 — better1
Update frequencyEvery 3 months — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size11 MB50 MB
Age rating4+4+
DeveloperCalifornia Independent System Operator CorporationNational Association of Regulatory Utility Commissioners

Customer experience

ISO Today

All ratings101 ratings
Positive80.2%
Neutral4.0%
Negative15.8%
Written reviews58 reviews
Positive74.1%
Neutral6.9%
Negative19.0%

NARUC Events

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

ISO Today

Reported bugs

10 issues
  • App crashes on launch
  • Calendar crashes instantly
  • Alerts cannot be cleared
  • Page does not scroll properly with alerts
  • Items below Calendar unreachable on smaller screens
Show 5 more
  • Text size for alerts too small and not adjustable
  • App crashes when trying to view alert
  • Alerts persist after reading
  • Notifications are persistent even after refreshing
  • App exits multiple times in a minute

Requested features

7 requests
  • Localized alerts
  • Ability to turn on/off alerts for specific locales
  • Multi-day and seasonal trends
  • Home-screen widget
  • See today's demand vs. last year/week
Show 2 more
  • More differentiation on negative pricing levels
  • 7-day history for a node

NARUC Events

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

ISO Today

No in-app purchases

None

NARUC Events

No in-app purchases

Questions

Is ISO Today free?
ISO Today is free to download, with no in-app purchases.
Is NARUC Events free?
NARUC Events is free to download, with no in-app purchases.
Which has better reviews, ISO Today or NARUC Events?
NARUC Events is rated higher. ISO Today averages 4.2 out of 5 from 103 ratings, while NARUC Events averages 5.0 from 1 ratings.
Do ISO Today or NARUC Events have ads?
Neither ISO Today nor NARUC Events shows ads.
Which is updated more often, ISO Today or NARUC Events?
ISO Today ships an update every 3 months, and NARUC Events every 4 months. Most recently, ISO Today was updated on October 23, 2026 and NARUC Events on October 24, 2026.

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