# wi vs O.Tech

The clearest difference is update cadence: O.Tech at every 7 months against wi's every 17 months. wi's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

wi ships an update every 17 months, O.Tech every 7 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | wi | O.Tech |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 17 months | **Every 7 months** |
| Size | 30 MB | 13 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Valsir S.p.a.](https://appshunter.io/developer/1568053850) | [EP spa](https://appshunter.io/developer/1688557966) |

## What reviewers say

### wi

[App page](https://appshunter.io/ios/app/wi-clima/id1568053848)

**Features:** macOS Compatibility

**In-app purchases:** none


### O.Tech

[App page](https://appshunter.io/ios/app/otech/id6449295462)

**In-app purchases:** none


## Frequently asked questions

### Is wi free?

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

### Is O.Tech free?

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

### Which is updated more often, wi or O.Tech?

wi ships an update every 17 months, and O.Tech every 7 months. Most recently, wi was updated on October 3, 2026 and O.Tech on October 6, 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.*