# Allston Labs vs OpenVox Reader

The clearest difference is in-app purchases: Allston Labs at none against OpenVox Reader's 1. Allston Labs also leads on iOS requirement (15.1 vs 17.0). OpenVox Reader's advantage is update cadence (every 6 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. OpenVox Reader sells 1 one-off in-app purchase. Allston Labs asks for nothing beyond the download.

Allston Labs ships an update every 3 weeks, OpenVox Reader every 6 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Allston Labs | OpenVox Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/openvox-reader/id6790389555/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | — | Free |
| Size | 35 MB | 200 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiaoyuan Zhu](https://appshunter.io/developer/1896297609) | [Nitesh Kumar Sharma](https://appshunter.io/developer/1875059414) |

## What reviewers say

### Allston Labs

[App page](https://appshunter.io/ios/app/allston-labs/id6771249033)

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

**In-app purchases:** none


### OpenVox Reader

[App page](https://appshunter.io/ios/app/openvox-reader/id6790389555)

Transform any text into natural-sounding audio for offline listening. Import books, PDFs, documents, and web links. Choose from hundreds of voices, adjust playback speed, and save important sentences. Keep your documents private with local processing.

**Highlights:** Text to audio conversion, Offline listening, Import ebooks, PDFs, documents, web links, Hundreds of natural voices, Custom voice creation, Adjustable playback speed, Save important sentences, In-document search

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenVox Reader Pro Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Allston Labs free?

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

### Is OpenVox Reader free?

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

### Do Allston Labs or OpenVox Reader have ads?

Neither Allston Labs nor OpenVox Reader shows ads.

### Which is updated more often, Allston Labs or OpenVox Reader?

Allston Labs ships an update every 3 weeks, and OpenVox Reader every 6 days. Most recently, Allston Labs was updated on October 5, 2026 and OpenVox Reader on October 6, 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.*