# docViewer vs Speech Air

The clearest difference is price: Speech Air at Free against docViewer's $0.99. Speech Air also leads on update cadence (every 5 weeks vs every 38 months). docViewer's advantage is in-app purchases (none vs 12). On ads, device support and iOS requirement there is nothing between them.

Speech Air is free to download; docViewer costs $0.99 up front. Speech Air sells 11 in-app purchases, starting at $4.99 per 7 days. docViewer asks for nothing beyond the download.

docViewer ships an update every 38 months, Speech Air every 5 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | docViewer | Speech Air |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.9 (340 ratings)](https://appshunter.io/ios/app/speech-air-text-to-audio/id1505725243/reviews)** |
| Number of ratings | — | **340** |
| Positive reviews | — | 27.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 669 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Air Apps Systems](https://appshunter.io/developer/1316153435) |

## What reviewers say

### docViewer

[App page](https://appshunter.io/ios/app/docviewer/id929695565)

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

**In-app purchases:** none


### Speech Air

[App page](https://appshunter.io/ios/app/speech-air-text-to-audio/id1505725243)

Convert any text, document, or PDF into natural-sounding audio. This app offers a lifelike listening experience for ebooks, articles, and more, with adjustable playback speed and the ability to scan text from images.

**Highlights:** Convert PDFs, docs, and text to audio, Natural AI voice reader, Ebook and novel reader functionality, Scan and read text from images, Adjustable playback speed, Podcast and storyteller mode

**Features:** macOS Compatibility, Apple Wallet, iMessage stickers, Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Air Apps One - 1 Week | $4.99 | per 7 days |
| Air Apps One - 1 Week | $5.99 | per 7 days |
| Air Apps One - 1 Week | $6.99 | per 7 days |
| Air Apps Pro | $9.99 | per 7 days |
| Air Apps One - 1 Week | $9.99 | per 7 days |
| Air Apps One Welcome - 1 Week | $9.99 | per 7 days |
| Air Apps One - 1 Month | $19.99 | per month |
| Air Apps Pro | $19.99 | per month |
| Air Apps Pro | $69.99 | per year |
| Air Apps One - 1 Year | $69.99 | per year |
| Air Apps One - 1 Month | $199.99 | per month |

**What reviewers like**

- 🚀 Unlimited recording length
- 💡 Helpful for learning disabilities
- 👍 Great for reading books

**What reviewers complain about**

- 🐛 Buggy, crashes frequently
- 🔒 Privacy concerns, accessing too many permissions
- 💰 Heavily paywalled, requires subscription for full features

**Reported bugs**

- Voices keep changing unexpectedly
- Reading stops and skips paragraphs
- Inability to save/restore voice settings
- Subscription issues, still being charged after cancellation

**Requested features**

- Add ability to export audio files
- Improve compatibility with ebooks and textbooks
- Provide more free features without subscription


## Frequently asked questions

### Is docViewer free?

docViewer costs $0.99, with no in-app purchases.

### Is Speech Air free?

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

### Do docViewer or Speech Air have ads?

Neither docViewer nor Speech Air shows ads.

### Which is updated more often, docViewer or Speech Air?

docViewer ships an update every 38 months, and Speech Air every 5 weeks. Most recently, docViewer was updated on October 29, 2026 and Speech Air on October 27, 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.*