# 4proodos vs Listen

The clearest difference is in-app purchases: 4proodos at none against Listen's 3. Listen's advantage is update cadence (every 2 months vs every 23 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Listen sells 3 in-app purchases, starting at $4.99 per month. 4proodos asks for nothing beyond the download.

4proodos ships an update every 23 months, Listen every 2 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 4proodos | Listen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (511 ratings)](https://appshunter.io/ios/app/listen-text-to-audio/id1584958352/reviews)** |
| Number of ratings | — | **511** |
| Positive reviews | — | 37.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 2 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TechneValue GmbH](https://appshunter.io/developer/1369232218) | [Elie F. Gebran](https://appshunter.io/developer/552036126) |

## What reviewers say

### 4proodos

[App page](https://appshunter.io/ios/app/4proodos/id1465248932)

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

**In-app purchases:** none


### Listen

[App page](https://appshunter.io/ios/app/listen-text-to-audio/id1584958352)

Transform any text into spoken audio for enhanced productivity and multitasking. Listen to articles, documents, and emails while on the go. Supports text scanning, file import, and a wide range of languages and voices.

**Highlights:** Text to speech conversion, Scan physical text with camera, Import PDF files, Adjustable reading speed, 26 languages and 52 voices, Resume listening from last point

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Listen Pro 1 month | $4.99 | per month |
| Listen Pro 6 Months | $19.99 | per 6 months |
| Listen Pro 12 Months | $29.99 | per year |


## Frequently asked questions

### Is 4proodos free?

4proodos is free to download, with no in-app purchases.

### Is Listen free?

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

### Do 4proodos or Listen have ads?

Neither 4proodos nor Listen shows ads.

### Which is updated more often, 4proodos or Listen?

4proodos ships an update every 23 months, and Listen every 2 months. Most recently, 4proodos was updated on November 3, 2026 and Listen on November 7, 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.*