# SLAB vs PRVault

The clearest difference is in-app purchases: PRVault at none against SLAB's 2. PRVault also leads on update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SLAB sells 2 in-app purchases, starting at $6.99 per month. PRVault asks for nothing beyond the download.

SLAB ships an update fortnightly, PRVault daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SLAB | PRVault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 54 MB | 34 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Lower](https://appshunter.io/developer/1872896802) | [GARRETT LESLIE DOSTALL](https://appshunter.io/developer/1883416417) |

## What reviewers say

### SLAB

[App page](https://appshunter.io/ios/app/slab-voice-workout-log/id6758428852)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SLAB Pro - Monthly | $6.99 | per month |
| SLAB Pro - Yearly | $49.99 | per year |


### PRVault

[App page](https://appshunter.io/ios/app/prvault/id6760241414)

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

**In-app purchases:** none


## Frequently asked questions

### Is SLAB free?

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

### Is PRVault free?

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

### Do SLAB or PRVault have ads?

Neither SLAB nor PRVault shows ads.

### Which is updated more often, SLAB or PRVault?

SLAB ships an update fortnightly, and PRVault daily. Most recently, SLAB was updated on November 5, 2026 and PRVault on October 31, 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.*