# Kooling vs OI Collector

The clearest difference is iOS requirement: OI Collector at 12.4 against Kooling'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.

Kooling ships an update every 3 weeks, OI Collector fortnightly. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Kooling | OI Collector |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 82 MB | 22 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kooling Technologies Limited](https://appshunter.io/developer/1560495343) | [CONSULERE ASM GLOBAL LLP](https://appshunter.io/developer/1687524039) |

## What reviewers say

### Kooling

[App page](https://appshunter.io/ios/app/kooling/id1560495341)

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

**In-app purchases:** none


### OI Collector

[App page](https://appshunter.io/ios/app/oi-collector/id6459060777)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kooling free?

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

### Is OI Collector free?

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

### Do Kooling or OI Collector have ads?

Neither Kooling nor OI Collector shows ads.

### Which is updated more often, Kooling or OI Collector?

Kooling ships an update every 3 weeks, and OI Collector fortnightly. Most recently, Kooling was updated on October 27, 2026 and OI Collector on October 18, 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.*