# PDF read aloud vs Olfacta

The clearest difference is in-app purchases: Olfacta at none against PDF read aloud's 3. Olfacta also leads on iOS requirement (13.0 vs 15.0). PDF read aloud's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. PDF read aloud sells 3 in-app purchases, starting at $6.99 per month. Olfacta asks for nothing beyond the download.

PDF read aloud ships an update fortnightly, Olfacta every 3 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PDF read aloud | Olfacta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (43 ratings)](https://appshunter.io/ios/app/pdf-read-aloud-tts/id6471895680/reviews)** | — |
| Number of ratings | **43** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 99 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harsh Vardhan](https://appshunter.io/developer/1667452198) | [Olfacta do Brasil Ltda](https://appshunter.io/developer/1880692414) |

## What reviewers say

### PDF read aloud

[App page](https://appshunter.io/ios/app/pdf-read-aloud-tts/id6471895680)

This app reads PDF documents aloud using natural-sounding text-to-speech technology. Choose from over 120 voices and listen while multitasking. It supports numerous languages, making PDFs accessible for everyone.

**Highlights:** Reads PDF documents aloud, Natural-sounding text-to-speech, Over 120 voice options, Background playback for multitasking, Supports numerous languages, User-friendly interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $24.99 | per year |
| Lifetime | $99.99 | one-time |


### Olfacta

[App page](https://appshunter.io/ios/app/olfacta/id6759795281)

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

**In-app purchases:** none


## Frequently asked questions

### Is PDF read aloud free?

PDF read aloud is free to download, with in-app purchases available.

### Is Olfacta free?

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

### Do PDF read aloud or Olfacta have ads?

Neither PDF read aloud nor Olfacta shows ads.

### Which is updated more often, PDF read aloud or Olfacta?

PDF read aloud ships an update fortnightly, and Olfacta every 3 months. Most recently, PDF read aloud was updated on October 24, 2026 and Olfacta on October 12, 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.*