# GOPOLY vs Cal Poly Library Self

The clearest difference is iOS requirement: GOPOLY at 12.0 against Cal Poly Library Self's 15.0. 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.

GOPOLY ships an update every 2 weeks, Cal Poly Library Self fortnightly. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | GOPOLY | Cal Poly Library Self |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Size | 25 MB | 356 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Xiamen Guangpu Electronics Co., Ltd.](https://appshunter.io/developer/1732613160) | [Meescan Inc.](https://appshunter.io/developer/1609729285) |

## What reviewers say

### GOPOLY

[App page](https://appshunter.io/ios/app/gopoly/id6741524342)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cal Poly Library Self

[App page](https://appshunter.io/ios/app/cal-poly-library-self-checkout/id6751250020)

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

**In-app purchases:** none


## Frequently asked questions

### Is GOPOLY free?

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

### Is Cal Poly Library Self free?

Cal Poly Library Self is free to download, with no in-app purchases.

### Do GOPOLY or Cal Poly Library Self have ads?

Neither GOPOLY nor Cal Poly Library Self shows ads.

### Which is updated more often, GOPOLY or Cal Poly Library Self?

GOPOLY ships an update every 2 weeks, and Cal Poly Library Self fortnightly. Most recently, GOPOLY was updated on October 8, 2026 and Cal Poly Library Self on October 28, 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.*