# SignSync vs TypingTalk AAC

The clearest difference is in-app purchases: SignSync at none against TypingTalk AAC's 3. SignSync also leads on update cadence (every 11 days vs monthly) and iOS requirement (12.0 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. TypingTalk AAC sells 3 in-app purchases, starting at $0.99 per month. SignSync asks for nothing beyond the download.

SignSync ships an update every 11 days, TypingTalk AAC monthly. The most recent releases landed on May 17, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SignSync | TypingTalk AAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (16 ratings)](https://appshunter.io/ios/app/typingtalk-aac/id6740844325/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 9 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Coding Minds, Inc.](https://appshunter.io/developer/1480612283) | [Samiya Noureen](https://appshunter.io/developer/1791912178) |

## What reviewers say

### SignSync

[App page](https://appshunter.io/ios/app/signsync/id6572281582)

**Features:** macOS Compatibility

**In-app purchases:** none


### TypingTalk AAC

[App page](https://appshunter.io/ios/app/typingtalk-aac/id6740844325)

This communication aid allows users to type text and have it spoken aloud via text-to-speech. It offers a wide selection of voices and languages, customizable phrase buttons with visual aids, and options for offline use and device syncing.

**Highlights:** Text-to-speech playback, Extensive voice and language options, Customizable quick phrases with visual aids, Offline voice support, Personal Voice creation, Phrase syncing across devices

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donate monthly | $0.99 | per month |
| Donate monthly | $3.99 | per month |
| Donate one-time | $9.99 | one-time |


## Frequently asked questions

### Is SignSync free?

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

### Is TypingTalk AAC free?

TypingTalk AAC is free to download, with in-app purchases available.

### Do SignSync or TypingTalk AAC have ads?

Neither SignSync nor TypingTalk AAC shows ads.

### Which is updated more often, SignSync or TypingTalk AAC?

SignSync ships an update every 11 days, and TypingTalk AAC monthly. Most recently, SignSync was updated on May 17, 2026 and TypingTalk AAC 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.*