# Convert Text to Audio vs Masterline App

The clearest difference is in-app purchases: Masterline App at none against Convert Text to Audio's 3. Convert Text to Audio's advantage is update cadence (every 4 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Convert Text to Audio sells 3 one-off in-app purchases. Masterline App asks for nothing beyond the download.

Convert Text to Audio ships an update every 4 weeks, Masterline App every 3 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Convert Text to Audio | Masterline App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (17 ratings)](https://appshunter.io/ios/app/convert-text-to-audio-botz/id6443986875/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 71 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sandratra Razafindralambo](https://appshunter.io/developer/556442767) | [Masterline Logistics Panama](https://appshunter.io/developer/1674913177) |

## What reviewers say

### Convert Text to Audio

[App page](https://appshunter.io/ios/app/convert-text-to-audio-botz/id6443986875)

This utility app transforms written text into spoken audio using AI. It offers a variety of voices and adjustable speech settings, perfect for narrating videos, creating podcasts, or simply listening to text.

**Highlights:** Text-to-audio conversion, Multiple voice options, Adjustable speech speed and pitch, Import text files, Built-in audio player, Export audio files

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Upgrade | $7.99 | one-time |
| Discounted Upgrade | $8.99 | one-time |
| Pro Upgrade | $12.99 | one-time |


### Masterline App

[App page](https://appshunter.io/ios/app/masterline-app/id6448053636)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Convert Text to Audio free?

Convert Text to Audio is free to download, with in-app purchases available.

### Is Masterline App free?

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

### Do Convert Text to Audio or Masterline App have ads?

Neither Convert Text to Audio nor Masterline App shows ads.

### Which is updated more often, Convert Text to Audio or Masterline App?

Convert Text to Audio ships an update every 4 weeks, and Masterline App every 3 months. Most recently, Convert Text to Audio was updated on October 16, 2026 and Masterline App on October 15, 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.*