# VokalAI vs DevStack Tools

The clearest difference is device support: DevStack Tools at 4 against VokalAI's 1. DevStack Tools also leads on iOS requirement (13.0 vs 16.0). On price, 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.

## The numbers

| Metric | VokalAI | DevStack Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Size | 36 MB | 29 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Appifex AI Technologies, Inc.](https://appshunter.io/developer/1861984113) | [Man Sao Ng](https://appshunter.io/developer/1590351701) |

## What reviewers say

### VokalAI

[App page](https://appshunter.io/ios/app/vokalai/id6766044828)

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

**In-app purchases:** none


### DevStack Tools

[App page](https://appshunter.io/ios/app/devstack-tools/id6773667344)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is VokalAI free?

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

### Is DevStack Tools free?

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

### Do VokalAI or DevStack Tools have ads?

Neither VokalAI nor DevStack Tools shows ads.

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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.*