# ISO Today vs NARUC Events

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.

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

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.

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.

## The numbers

| Metric | ISO Today | NARUC Events |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (103 ratings)](https://appshunter.io/ios/app/iso-today/id596881268/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/naruc-events/id6741762498/reviews)** |
| Number of ratings | **103** | 1 |
| Positive reviews | 74.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 11 MB | 50 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [California Independent System Operator Corporation](https://appshunter.io/developer/596881471) | [National Association of Regulatory Utility Commissioners](https://appshunter.io/developer/1450188444) |

## What reviewers say

### ISO Today

[App page](https://appshunter.io/ios/app/iso-today/id596881268)

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:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Informative data about grid
- 👍 Easy to use interface
- 📊 Nice graphs and visuals
- 🚀 Fast loading (in some reviews)
- ✅ Good for energy consumers

**What reviewers complain about**

- 🐛 Crashes frequently
- ⚠️ Alerts not clearing
- 📩 Too many duplicate alerts
- 🐌 Slow loading times
- 📱 Text size too small

**Reported bugs**

- 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

**Requested features**

- 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


### NARUC Events

[App page](https://appshunter.io/ios/app/naruc-events/id6741762498)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked 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.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*