# Step Timer vs Vocalize AI

The clearest difference is ads: Step Timer at none against Vocalize AI's shown. Vocalize AI's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price 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.

## The numbers

| Metric | Step Timer | Vocalize AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 months |
| Size | 1 MB | 34 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tidy Bear, LLC](https://appshunter.io/developer/1838890731) | [荷芬 赵](https://appshunter.io/developer/1883926990) |

## What reviewers say

### Step Timer

[App page](https://appshunter.io/ios/app/step-timer-pedometer/id6761477472)

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

**In-app purchases:** none


### Vocalize AI

[App page](https://appshunter.io/ios/app/vocalize-ai-text-to-speech/id6770070117)

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

**In-app purchases:** none


## Frequently asked questions

### Is Step Timer free?

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

### Is Vocalize AI free?

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

### Do Step Timer or Vocalize AI have ads?

Vocalize AI shows ads; Step Timer does not.

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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.*