# UniSC Library vs Co

The clearest difference is update cadence: Co at every 2 days against UniSC Library's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

UniSC Library ships an update every 6 weeks, Co every 2 days. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | UniSC Library | Co |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 408 MB | 31 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Meescan Inc.](https://appshunter.io/developer/1609729285) | [Ecodia Code](https://appshunter.io/developer/1881769122) |

## What reviewers say

### UniSC Library

[App page](https://appshunter.io/ios/app/unisc-library/id1628426325)

**Features:** macOS Compatibility

**In-app purchases:** none


### Co

[App page](https://appshunter.io/ios/app/co-exist/id6760897574)

This app connects young Australians with local conservation events like tree planting and cleanups. Discover volunteer opportunities, join community groups, and track your positive environmental impact. It's designed to make environmental action accessible and rewarding.

**Highlights:** Find local conservation events, Join volunteer Collectives, Track conservation impact, Earn achievements, Community chat features

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

**In-app purchases:** none


## Frequently asked questions

### Is UniSC Library free?

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

### Is Co free?

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

### Do UniSC Library or Co have ads?

Neither UniSC Library nor Co shows ads.

### Which is updated more often, UniSC Library or Co?

UniSC Library ships an update every 6 weeks, and Co every 2 days. Most recently, UniSC Library was updated on September 17, 2026 and Co on September 20, 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.*