# Ostrum vs ZOLA Driver

The clearest difference is ads: Ostrum at none against ZOLA Driver's shown. Ostrum also leads on device support (3 vs 1). On price, update cadence, 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.

Ostrum ships an update every 2 months, ZOLA Driver monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ostrum | ZOLA Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 57 MB | 227 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ostrum Tech Limited](https://appshunter.io/developer/1596744681) | [Zola Partners](https://appshunter.io/developer/1790510420) |

## What reviewers say

### Ostrum

[App page](https://appshunter.io/ios/app/ostrum/id6447539444)

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

**In-app purchases:** none


### ZOLA Driver

[App page](https://appshunter.io/ios/app/zola-driver/id6741868528)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ostrum free?

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

### Is ZOLA Driver free?

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

### Do Ostrum or ZOLA Driver have ads?

ZOLA Driver shows ads; Ostrum does not.

### Which is updated more often, Ostrum or ZOLA Driver?

Ostrum ships an update every 2 months, and ZOLA Driver monthly. Most recently, Ostrum was updated on October 27, 2026 and ZOLA Driver on October 25, 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.*