# Gas Engine Magazine vs SOCPLS

The clearest difference is rating: SOCPLS at 5.0 against Gas Engine Magazine's 3.9. SOCPLS also leads on in-app purchases (none vs 10) and ads (none vs shown). Gas Engine Magazine's advantage is ratings volume (12 vs 1) and iOS requirement (13.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Gas Engine Magazine sells 10 in-app purchases, starting at $2.99 per month. SOCPLS asks for nothing beyond the download.

SOCPLS holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Gas Engine Magazine has 12 ratings behind it against 1, so its average is the more settled of the two.

Gas Engine Magazine ships an update every 4 months, SOCPLS every 3 months. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Gas Engine Magazine | SOCPLS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (12 ratings)](https://appshunter.io/ios/app/gas-engine-magazine/id878048300/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/socpls/id1437280229/reviews)** |
| Number of ratings | **12** | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 41 MB | 50 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ogden Publications, Inc.](https://appshunter.io/developer/450808661) | [Starkville Oktibbeha Library](https://appshunter.io/developer/1437280228) |

## What reviewers say

### Gas Engine Magazine

[App page](https://appshunter.io/ios/app/gas-engine-magazine/id878048300)

This publication offers in-depth information for tractor and stationary gas engine enthusiasts. Discover restoration stories, company histories, technical advice, and connect with a community of collectors. Search for parts and get your engine inquiries answered.

**Highlights:** Tractor and stationary gas engine information, Restoration stories, Company histories, Technical advice, Community connection, Parts search, Engine inquiries answered

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gas Engine Magazine | $2.99 | per month |
| Gas Engine Magazine | $32.99 | per year |
| October/November 2013 | $6.99 | one-time |
| February/March 2016 | $6.99 | one-time |
| June/July 2016 | $6.99 | one-time |
| December/January 2017 | $6.99 | one-time |
| February/March 2017 | $6.99 | one-time |
| April/May 2019 | $6.99 | one-time |
| GasEngineMag Feed 5 | $6.99 | one-time |
| GasEngineMag Feed 31 | $6.99 | one-time |


### SOCPLS

[App page](https://appshunter.io/ios/app/socpls/id1437280229)

Manage your library account on the go. Search the catalog, renew books, and discover upcoming events. Access library databases and stay connected with your local public library system.

**Highlights:** Manage library account, Search catalog, Renew books, Reserve books, Access library databases, View upcoming events

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

**In-app purchases:** none


## Frequently asked questions

### Is Gas Engine Magazine free?

Gas Engine Magazine is free to download, with in-app purchases available.

### Is SOCPLS free?

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

### Which has better reviews, Gas Engine Magazine or SOCPLS?

SOCPLS is rated higher. Gas Engine Magazine averages 3.9 out of 5 from 12 ratings, while SOCPLS averages 5.0 from 1 ratings.

### Do Gas Engine Magazine or SOCPLS have ads?

Gas Engine Magazine shows ads; SOCPLS does not.

### Which is updated more often, Gas Engine Magazine or SOCPLS?

Gas Engine Magazine ships an update every 4 months, and SOCPLS every 3 months. Most recently, Gas Engine Magazine was updated on November 3, 2026 and SOCPLS on November 2, 2026.

---

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