# Somerville PD vs Simple AAC

The clearest difference is update cadence: Simple AAC at every 9 months against Somerville PD's every 66 months. Somerville PD's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Somerville PD ships an update every 66 months, Simple AAC every 9 months. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Somerville PD | Simple AAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simple-aac/id6444707928/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 66 months | **Every 9 months** |
| Monetization | — | Free |
| Size | 39 MB | 0 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [City of Somerville](https://appshunter.io/developer/1464972606) | [Amit Ron](https://appshunter.io/developer/1656285466) |

## What reviewers say

### Somerville PD

[App page](https://appshunter.io/ios/app/somerville-pd/id1560219481)

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

**In-app purchases:** none


### Simple AAC

[App page](https://appshunter.io/ios/app/simple-aac/id6444707928)

This app converts typed text into spoken words using your device's built-in voices. It supports multiple languages and offers a straightforward interface for communication.

**Highlights:** Text-to-speech conversion, Uses built-in iOS voices, Supports multiple languages, Simple keyboard input, Works on iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Somerville PD free?

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

### Is Simple AAC free?

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

### Do Somerville PD or Simple AAC have ads?

Neither Somerville PD nor Simple AAC shows ads.

### Which is updated more often, Somerville PD or Simple AAC?

Somerville PD ships an update every 66 months, and Simple AAC every 9 months. Most recently, Somerville PD was updated on October 5, 2026 and Simple AAC on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*