# Proloquo4Text AAC vs Mega Key

The clearest difference is price: Mega Key at Free against Proloquo4Text AAC's $119.99. Mega Key also leads on iOS requirement (16.0 vs 18.0). Proloquo4Text AAC's advantage is rating (4.7 vs 4.0) and review sentiment (90% vs 64%). On ads, in-app purchases and device support there is nothing between them.

Mega Key is free to download; Proloquo4Text AAC costs $119.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Proloquo4Text AAC holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Proloquo4Text AAC has 926 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 90% of Proloquo4Text AAC's written reviews are positive against 64% of Mega Key's.

Proloquo4Text AAC ships an update every 3 months, Mega Key every 6 months. The most recent releases landed on September 30, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | Proloquo4Text AAC | Mega Key |
| --- | --- | --- |
| Price | $119.99 | **Free** |
| Rating | **[4.7 (926 ratings)](https://appshunter.io/ios/app/proloquo4text-aac/id751646884/reviews)** | [4.0 (12 ratings)](https://appshunter.io/ios/app/mega-key/id6667094938/reviews) |
| Number of ratings | **926** | 12 |
| Positive reviews | **90.5% of reviews** | 63.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Paid | **Free** |
| Size | 453 MB | 14 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AssistiveWare](https://appshunter.io/developer/308368167) | [Yanling Wang](https://appshunter.io/developer/1655735989) |

## What reviewers say

### Proloquo4Text AAC

[App page](https://appshunter.io/ios/app/proloquo4text-aac/id751646884)

This text-to-speech app assists individuals who cannot use their voice to communicate. It features a streamlined interface for easy typing, customizable layouts, and quick access to common phrases. Users can personalize voices, adjust appearance, and integrate with messaging and calling functions.

**Highlights:** Single-screen interface for easy typing, Customizable screen layout and appearance, Quick access to saved phrases, Advanced word prediction, Multiple natural-sounding voices, Integration with messaging and calls, Offline communication capability

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful app for communication
- 💡 Customizable appearance and vocabulary
- 🚀 Efficient for quick communication
- 👍 Useful for those with speech impediments
- 👍 Enhances communication abilities

**What reviewers complain about**

- 🐛 Robotic and less expressive voice
- 🐛 Occasional keyboard issues
- 💰 Expensive compared to alternatives

**Reported bugs**

- Keyboard switching issue when using third-party keyboards
- Passcode locking the app unexpectedly

**Requested features**

- Ability to adjust voice tone more precisely
- Option to speak entire text box regardless of cursor position
- Integrated iOS keyboard with prediction
- Separate volume control for the app


### Mega Key

[App page](https://appshunter.io/ios/app/mega-key/id6667094938)

This app offers a custom large-format keyboard for iOS, featuring keys 40% larger than the default. It aims to enhance typing accuracy and ease for users with fine motor challenges, providing optimized layouts and multiple keyboard options.

**Highlights:** Large-format keys (40% larger), Optimized layout for accuracy, Three keyboard choices (ABC, QWERTY, QWERTY-split), Split keyboard option, Designed for fine motor difficulties

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Proloquo4Text AAC free?

Proloquo4Text AAC costs $119.99, with no in-app purchases.

### Is Mega Key free?

Mega Key is free to download, with no in-app purchases.

### Which has better reviews, Proloquo4Text AAC or Mega Key?

Proloquo4Text AAC is rated higher. Proloquo4Text AAC averages 4.7 out of 5 from 926 ratings, while Mega Key averages 4.0 from 12 ratings.

### Do Proloquo4Text AAC or Mega Key have ads?

Neither Proloquo4Text AAC nor Mega Key shows ads.

### Which is updated more often, Proloquo4Text AAC or Mega Key?

Proloquo4Text AAC ships an update every 3 months, and Mega Key every 6 months. Most recently, Proloquo4Text AAC was updated on September 30, 2026 and Mega Key on August 12, 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.*