# TVA Energy Data vs SPP Go

The clearest difference is rating: TVA Energy Data at 5.0 against SPP Go's 4.8. TVA Energy Data also leads on iOS requirement (13.0 vs 16.4). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

TVA Energy Data holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

TVA Energy Data ships an update every 6 months, SPP Go every 5 months. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | TVA Energy Data | SPP Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/tva-energy-data/id1024744472/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/spp-go/id6468679132/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 26 MB | 47 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tennessee Valley Authority](https://appshunter.io/developer/440331546) | [Southwest Power Pool](https://appshunter.io/developer/1710426439) |

## What reviewers say

### TVA Energy Data

[App page](https://appshunter.io/ios/app/tva-energy-data/id1024744472)

Access near real-time and historical energy usage data, demand information, and power system alerts. This app requires authorized access and is designed for TVA's directly served customers needing on-the-go information.

**Highlights:** Near real-time energy data, Current day interval data, Month-to-date usage and demand, Historical energy and demand, Power system alerts, TVA key contacts

**Features:** macOS Compatibility

**In-app purchases:** none


### SPP Go

[App page](https://appshunter.io/ios/app/spp-go/id6468679132)

Stay informed about regional electricity grid conditions. Receive instant alerts for advisories and alerts impacting your service territory. Access additional grid condition information online.

**Highlights:** Real-time push notifications, Advisories and alerts, Service territory specific information, Grid condition updates, Access to additional online resources

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TVA Energy Data free?

TVA Energy Data is free to download, with no in-app purchases.

### Is SPP Go free?

SPP Go is free to download, with no in-app purchases.

### Which has better reviews, TVA Energy Data or SPP Go?

TVA Energy Data is rated higher. TVA Energy Data averages 5.0 out of 5 from 3 ratings, while SPP Go averages 4.8 from 4 ratings.

### Do TVA Energy Data or SPP Go have ads?

Neither TVA Energy Data nor SPP Go shows ads.

### Which is updated more often, TVA Energy Data or SPP Go?

TVA Energy Data ships an update every 6 months, and SPP Go every 5 months. Most recently, TVA Energy Data was updated on September 14, 2026 and SPP Go on September 8, 2026.

---

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