# E Source Forum vs SPP Go

The clearest difference is rating: E Source Forum at 5.0 against SPP Go's 4.8. SPP Go's advantage is ratings volume (4 vs 1). 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.

E Source Forum holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

E Source Forum ships an update every 3 months, SPP Go every 5 months. Both last shipped on October 11, 2026.

## The numbers

| Metric | E Source Forum | SPP Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-source-forum/id1642760630/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/spp-go/id6468679132/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 64 MB | 47 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [E Source Companies, LLC](https://appshunter.io/developer/1430022798) | [Southwest Power Pool](https://appshunter.io/developer/1710426439) |

## What reviewers say

### E Source Forum

[App page](https://appshunter.io/ios/app/e-source-forum/id1642760630)

This event app enhances your conference experience by providing access to the agenda, speaker information, and exhibitor listings. Engage with sessions through surveys and connect with other attendees.

**Highlights:** Agenda access, Session surveys, Exhibitor and sponsor listings, Speaker biographies, Attendee list

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

**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 E Source Forum free?

E Source Forum 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, E Source Forum or SPP Go?

E Source Forum is rated higher. E Source Forum averages 5.0 out of 5 from 1 ratings, while SPP Go averages 4.8 from 4 ratings.

### Do E Source Forum or SPP Go have ads?

Neither E Source Forum nor SPP Go shows ads.

### Which is updated more often, E Source Forum or SPP Go?

E Source Forum ships an update every 3 months, and SPP Go every 5 months. Most recently, E Source Forum was updated on October 11, 2026 and SPP Go on October 11, 2026.

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