# AI Workflow Apps vs Vaulta PDF & Study AI

The clearest difference is device support: AI Workflow Apps at 4 against Vaulta PDF & Study AI's 2. AI Workflow Apps also leads on iOS requirement (15.0 vs 18.0). 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 | AI Workflow Apps | Vaulta PDF & Study AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 5 MB | 10 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Radial Code](https://appshunter.io/developer/1860547480) | [THEODOR TIBERIUS STEFAN](https://appshunter.io/developer/1781964217) |

## What reviewers say

### AI Workflow Apps

[App page](https://appshunter.io/ios/app/ai-workflow-apps/id6775397673)

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Vaulta PDF & Study AI

[App page](https://appshunter.io/ios/app/vaulta-pdf-and-study-ai/id6795444240)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Workflow Apps free?

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

### Is Vaulta PDF & Study AI free?

Vaulta PDF & Study AI is free to download, with no in-app purchases.

### Do AI Workflow Apps or Vaulta PDF & Study AI have ads?

Neither AI Workflow Apps nor Vaulta PDF & Study AI 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.*