# O3 Ozoon vs Smart Techs

The clearest difference is review sentiment: Smart Techs at 97% against O3 Ozoon's 48%. Smart Techs also leads on rating (4.8 vs 4.3) and iOS requirement (10.0 vs 15.0). O3 Ozoon's advantage is ratings volume (1.3K vs 126). 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.

Smart Techs holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: O3 Ozoon has 1.3K ratings behind it against 126, so its average is the more settled of the two. Written reviews point the same way: 48% of O3 Ozoon's written reviews are positive against 97% of Smart Techs's.

O3 Ozoon ships an update every 5 weeks, Smart Techs every 3 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | O3 Ozoon | Smart Techs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (1.3K ratings)](https://appshunter.io/ios/app/o3-ozoon/id1329199800/reviews) | **[4.8 (126 ratings)](https://appshunter.io/ios/app/smart-techs-install-repair/id1482403969/reviews)** |
| Number of ratings | **1.3K** | 126 |
| Positive reviews | 48.4% of reviews | **97.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 49 MB | 30 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [FAYA DEV LTD](https://appshunter.io/developer/1493219145) | [Integral App Studio LLC](https://appshunter.io/developer/1214603107) |

## What reviewers say

### O3 Ozoon

[App page](https://appshunter.io/ios/app/o3-ozoon/id1329199800)

Discover and purchase high-quality men's clothing from top international brands. Offers a curated selection at competitive prices.

**Highlights:** High-quality men's clothing, Finest international originators, Competitive pricing, Curated selection

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

**In-app purchases:** none


### Smart Techs

[App page](https://appshunter.io/ios/app/smart-techs-install-repair/id1482403969)

This platform connects users with services for installing and repairing smart devices and home products. It also offers a marketplace for buying and selling smart technology, consolidating all your smart tech needs in one convenient location.

**Highlights:** Smart device installation, Smart device repair, Smart technology marketplace, Buy and sell smart devices, Universal smart technology platform

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is O3 Ozoon free?

O3 Ozoon is free to download, with no in-app purchases.

### Is Smart Techs free?

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

### Which has better reviews, O3 Ozoon or Smart Techs?

Smart Techs is rated higher. O3 Ozoon averages 4.3 out of 5 from 1.3K ratings, while Smart Techs averages 4.8 from 126 ratings.

### Do O3 Ozoon or Smart Techs have ads?

Neither O3 Ozoon nor Smart Techs shows ads.

### Which is updated more often, O3 Ozoon or Smart Techs?

O3 Ozoon ships an update every 5 weeks, and Smart Techs every 3 weeks. Most recently, O3 Ozoon was updated on November 11, 2026 and Smart Techs 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.*