# Private Voice Inbox vs PDF Maker & Docs Scanner

The clearest difference is in-app purchases: PDF Maker & Docs Scanner at none against Private Voice Inbox's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Private Voice Inbox sells 3 in-app purchases, starting at $5.99 per month. PDF Maker & Docs Scanner asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Private Voice Inbox | PDF Maker & Docs Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Size | 62 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Karel Chwistek](https://appshunter.io/developer/6772084279) | [Rahul Khan](https://appshunter.io/developer/6794578245) |

## What reviewers say

### Private Voice Inbox

[App page](https://appshunter.io/ios/app/private-voice-inbox/id6772084277)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Voice Inbox Premium Monthly Sub | $5.99 | per month |
| Voice Inbox Premium Yearly Sub | $49.99 | per year |
| Private Voice Inbox Prem Lifetime | $79.99 | one-time |


### PDF Maker & Docs Scanner

[App page](https://appshunter.io/ios/app/pdf-maker-and-docs-scanner/id6794578243)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Private Voice Inbox free?

Private Voice Inbox is free to download, with in-app purchases available.

### Is PDF Maker & Docs Scanner free?

PDF Maker & Docs Scanner is free to download, with no in-app purchases.

### Do Private Voice Inbox or PDF Maker & Docs Scanner have ads?

Neither Private Voice Inbox nor PDF Maker & Docs Scanner shows ads.

### Which is updated more often, Private Voice Inbox or PDF Maker & Docs Scanner?

Private Voice Inbox ships an update every 5 days, and PDF Maker & Docs Scanner every 5 days. Most recently, Private Voice Inbox was updated on September 18, 2026 and PDF Maker & Docs Scanner on September 17, 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.*