# Proloquo4Text AAC vs Echo

The clearest difference is price: Echo at Free against Proloquo4Text AAC's $59.99. Echo also leads on update cadence (every 2 weeks vs every 3 months) and rating (5.0 vs 4.7). Proloquo4Text AAC's advantage is ratings volume (933 vs 1) and chart position (#82 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Echo is free to download; Proloquo4Text AAC costs $59.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Echo holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Proloquo4Text AAC has 933 ratings behind it against 1, so its average is the more settled of the two.

Proloquo4Text AAC ships an update every 3 months, Echo every 2 weeks. The most recent releases landed on October 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Proloquo4Text AAC | Echo |
| --- | --- | --- |
| Price | $59.99 | **Free** |
| Rating | [4.7 (933 ratings)](https://appshunter.io/ios/app/proloquo4text-aac/id751646884/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echo-auditory-scanning/id6451412975/reviews)** |
| Number of ratings | **933** | 1 |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#82** | — |
| Size | 453 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AssistiveWare](https://appshunter.io/developer/308368167) | [Ace Centre](https://appshunter.io/developer/1304772616) |

## What reviewers say

### Proloquo4Text AAC

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

**Currently charting:** #82 Top Paid · Education (US App Store)

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


### Echo

[App page](https://appshunter.io/ios/app/echo-auditory-scanning/id6451412975)

This communication aid uses auditory scanning for individuals with visual and physical impairments. It offers sound cues and distinct voices for navigation and expression, accessible via switches, gestures, or arrow keys.

**Highlights:** Auditory scanning communication method, Sound cues for navigation, Separate voices for cues and speech, External switch access, Swipe gesture control, Arrow key navigation

**Features:** macOS Compatibility, Game Controller support

**In-app purchases:** none


## Frequently asked questions

### Is Proloquo4Text AAC free?

Proloquo4Text AAC costs $59.99, with no in-app purchases.

### Is Echo free?

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

### Which has better reviews, Proloquo4Text AAC or Echo?

Echo is rated higher. Proloquo4Text AAC averages 4.7 out of 5 from 933 ratings, while Echo averages 5.0 from 1 ratings.

### Do Proloquo4Text AAC or Echo have ads?

Neither Proloquo4Text AAC nor Echo shows ads.

### Which is updated more often, Proloquo4Text AAC or Echo?

Proloquo4Text AAC ships an update every 3 months, and Echo every 2 weeks. Most recently, Proloquo4Text AAC was updated on October 15, 2026 and Echo on September 17, 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.*