# Vocalize AI vs DataFastView

The clearest difference is in-app purchases: Vocalize AI at none against DataFastView's 5. Vocalize AI also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). DataFastView's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price there is nothing between them.

Both are free to download. DataFastView sells 5 one-off in-app purchases. Vocalize AI asks for nothing beyond the download.

Vocalize AI ships an update every 2 months, DataFastView every 3 weeks. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Vocalize AI | DataFastView |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 34 MB | 8 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [荷芬 赵](https://appshunter.io/developer/1883926990) | [Moscoso Pacheco, Gonzalo Juvenal](https://appshunter.io/developer/1825736307) |

## What reviewers say

### 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


### DataFastView

[App page](https://appshunter.io/ios/app/datafastview/id6804723908)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Productivity Widgets | $2.99 | one-time |
| Weather and Time Widgets | $3.99 | one-time |
| Steps and Distance Widgets | $3.99 | one-time |
| Status Portal Widgets | $4.99 | one-time |
| Mail Widgets | $5.99 | one-time |


## Frequently asked questions

### Is Vocalize AI free?

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

### Is DataFastView free?

DataFastView is free to download, with in-app purchases available.

### Do Vocalize AI or DataFastView have ads?

Vocalize AI shows ads; DataFastView does not.

### Which is updated more often, Vocalize AI or DataFastView?

Vocalize AI ships an update every 2 months, and DataFastView every 3 weeks. Most recently, Vocalize AI was updated on October 31, 2026 and DataFastView on October 29, 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.*