# School Dex vs KB Speech Professional AAC

The clearest difference is rating: KB Speech Professional AAC at 5.0 against School Dex's 3.0. School Dex's advantage is in-app purchases (none vs 5) and update cadence (every 3 months vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. KB Speech Professional AAC sells 5 in-app purchases, starting at $9.99 per month. School Dex asks for nothing beyond the download.

KB Speech Professional AAC holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

School Dex ships an update every 3 months, KB Speech Professional AAC every 6 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | School Dex | KB Speech Professional AAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/school-dex/id902574394/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kb-speech-professional-aac/id6748882177/reviews)** |
| Number of ratings | **4** | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 58 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phoenix Learning Systems LLC](https://appshunter.io/developer/902574397) | [Christopher Mayberry](https://appshunter.io/developer/1390482166) |

## What reviewers say

### School Dex

[App page](https://appshunter.io/ios/app/school-dex/id902574394)

This app provides offline access to essential student information for educators, including emergency contacts, medical details, attendance, grades, and schedules. It's designed for administrators, coaches, and teachers using PowerSchool.

**Highlights:** Offline student data access, Emergency contact information, Medical details, Attendance tracking, Grades and schedules, PowerSchool integration

**Features:** macOS Compatibility

**In-app purchases:** none


### KB Speech Professional AAC

[App page](https://appshunter.io/ios/app/kb-speech-professional-aac/id6748882177)

This app provides a comprehensive Augmentative and Alternative Communication (AAC) solution for individuals with speech and language challenges. It offers professional-grade tools, industry-standard symbols, and extensive customization options for immediate use.

**Highlights:** 56 pre-loaded professional communication tiles, 3,400+ Mulberry Symbol Set pictograms, Intelligent folder system for organization, Create custom tiles with text, audio, video, or photos, Works entirely offline, Seamless synchronization across iOS devices

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KBSpeech Monthly | $9.99 | per month |
| KBSpeech 1 Year | $39.99 | per year |
| KBSpeech 6 Months | $49.99 | per 6 months |
| KB Speech Lifetime Promo | $59.99 | one-time |
| KB Speech Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is School Dex free?

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

### Is KB Speech Professional AAC free?

KB Speech Professional AAC is free to download, with in-app purchases available.

### Which has better reviews, School Dex or KB Speech Professional AAC?

KB Speech Professional AAC is rated higher. School Dex averages 3.0 out of 5 from 4 ratings, while KB Speech Professional AAC averages 5.0 from 1 ratings.

### Do School Dex or KB Speech Professional AAC have ads?

Neither School Dex nor KB Speech Professional AAC shows ads.

### Which is updated more often, School Dex or KB Speech Professional AAC?

School Dex ships an update every 3 months, and KB Speech Professional AAC every 6 months. Most recently, School Dex was updated on November 1, 2026 and KB Speech Professional AAC on November 5, 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.*