# Guru vs Cool Cleaner

The clearest difference is ratings volume: Cool Cleaner at 140 against Guru's 5. Guru's advantage is iOS requirement (12.0 vs 16). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Guru sells 2 in-app purchases, starting at $8.99 per 7 days and Cool Cleaner sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.2 for Guru against 4.3 for Cool Cleaner. That said, the two scores are not equally well evidenced: Cool Cleaner has 140 ratings behind it against 5, so its average is the more settled of the two.

Guru ships an update every 11 days, Cool Cleaner weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Guru | Cool Cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/guru-clean-and-boost/id1661308223/reviews) | **[4.3 (140 ratings)](https://appshunter.io/ios/app/cool-cleaner/id6450886310/reviews)** |
| Number of ratings | 5 | **140** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 66 MB |
| Requires iOS | **12.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [COTRINITY LTD](https://appshunter.io/developer/1661308225) | [淑滢 张](https://appshunter.io/developer/1675789809) |

## What reviewers say

### Guru

[App page](https://appshunter.io/ios/app/guru-clean-and-boost/id1661308223)

This app helps declutter your device by finding duplicate photos and contacts. It also offers a secure secret folder for private files, a password generator, and system information checks.

**Highlights:** Duplicate photo cleaner, Duplicate contact cleaner, Secret folder for private files, Password generator, System information checker, Speed test

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week | $8.99 | per 7 days |
| 1 quarter | $59.99 | per 3 months |


### Cool Cleaner

[App page](https://appshunter.io/ios/app/cool-cleaner/id6450886310)

This utility app helps free up phone storage by identifying and removing duplicate photos, large files, and unused calendar entries. It also offers tools for managing contacts and testing network speed.

**Highlights:** Duplicate photo cleaner, Large file removal, Video file resizing, Contact management, Calendar cleanup, System information, Network speed test

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Prime | $9.99 | per 7 days |
| Monthly Prime | $24.99 | per month |
| Yearly Prime | $79.99 | per year |
| Lifespan Prime | $89.99 | one-time |


## Frequently asked questions

### Is Guru free?

Guru is free to download, with in-app purchases available.

### Is Cool Cleaner free?

Cool Cleaner is free to download, with in-app purchases available.

### Which has better reviews, Guru or Cool Cleaner?

Cool Cleaner is rated higher. Guru averages 4.2 out of 5 from 5 ratings, while Cool Cleaner averages 4.3 from 140 ratings.

### Do Guru or Cool Cleaner have ads?

Both Guru and Cool Cleaner show ads.

### Which is updated more often, Guru or Cool Cleaner?

Guru ships an update every 11 days, and Cool Cleaner weekly. Most recently, Guru was updated on November 3, 2026 and Cool Cleaner on November 3, 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.*