# Speech Central vs Thought Processor

The clearest difference is update cadence: Thought Processor at every 2 days against Speech Central's every 9 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Speech Central sells 1 one-off in-app purchase and Thought Processor sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Speech Central ships an update every 9 days, Thought Processor every 2 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Speech Central | Thought Processor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.6K ratings)](https://appshunter.io/ios/app/speech-central-voice-reader/id1127349155/reviews)** | — |
| Number of ratings | **1.6K** | — |
| Positive reviews | 69.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 27 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad, Apple TV, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Labsii](https://appshunter.io/developer/1127349154) | [Brandon Gould](https://appshunter.io/developer/6811041301) |

## What reviewers say

### Speech Central

[App page](https://appshunter.io/ios/app/speech-central-voice-reader/id1127349155)

This app transforms digital text into spoken word, supporting various document formats and offering customizable voices. It's designed for focused reading, productivity, and accessibility across Apple devices, with an optional one-time upgrade for unlimited use.

**Highlights:** Reads PDFs, ePubs, and web articles, Supports multiple document formats, Offline and cloud AI voices, Customizable reading experience, Syncs across Apple devices, Accessibility profiles, Annotation and export tools

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speech Central Pro | $9.99 | one-time |

**What reviewers like**

- 🚀 Life-saving app
- 👍 Nice app
- 👍 Great app
- 👍 Affordable and full-featured
- 👍 Excellent app for accessibility

**What reviewers complain about**

- 🐛 Not great
- 🐛 Trash
- 🐛 Robotic voices
- 🐛 Terrible voices
- 🐛 Buggy

**Reported bugs**

- Crashes when changing advanced settings
- Inconsistent behavior when importing documents
- Fails to recognize some file formats
- Playback issues with high-speed mode
- Repeating chapters unexpectedly

**Requested features**

- Add more natural-sounding voices
- Improve chapter/section navigation
- Allow custom pronunciation of words
- Add support for more languages
- Integrate with Bookshare library


### Thought Processor

[App page](https://appshunter.io/ios/app/thought-processor/id6811041299)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thought Processor — Lifetime | $6.99 | one-time |


## Frequently asked questions

### Is Speech Central free?

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

### Is Thought Processor free?

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

### Do Speech Central or Thought Processor have ads?

Neither Speech Central nor Thought Processor shows ads.

### Which is updated more often, Speech Central or Thought Processor?

Speech Central ships an update every 9 days, and Thought Processor every 2 days. Most recently, Speech Central was updated on November 11, 2026 and Thought Processor on October 31, 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.*