# Number Therapy vs Mavis AAC

The clearest difference is price: Mavis AAC at Free against Number Therapy's $29.99. Mavis AAC also leads on update cadence (every 2 months vs every 4 months). Number Therapy's advantage is iOS requirement (9.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Mavis AAC is free to download; Number Therapy costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Number Therapy ships an update every 4 months, Mavis AAC every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Number Therapy | Mavis AAC |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | **[4.7 (268 ratings)](https://appshunter.io/ios/app/number-therapy/id992597633/reviews)** | — |
| Number of ratings | **268** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 164 MB |
| Requires iOS | **9.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tactus Therapy Solutions Ltd.](https://appshunter.io/developer/438070002) | [Lazy Bear Labs LLC](https://appshunter.io/developer/1795566119) |

## What reviewers say

### Number Therapy

[App page](https://appshunter.io/ios/app/number-therapy/id992597633)

Practice understanding, saying, and typing numbers to improve essential communication skills. This app helps stroke survivors and individuals with cognitive disorders build independence with number-related tasks like dates, money, and phone numbers.

**Highlights:** Practice understanding, saying, and typing numbers, Covers dates, money, phone numbers, and more, Thousands of unique exercises, Customizable interface, Progress tracking and recommendations, Email progress reports for therapists

**In-app purchases:** none


### Mavis AAC

[App page](https://appshunter.io/ios/app/mavis-aac/id6755950742)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Number Therapy free?

Number Therapy costs $29.99, with no in-app purchases.

### Is Mavis AAC free?

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

### Do Number Therapy or Mavis AAC have ads?

Neither Number Therapy nor Mavis AAC shows ads.

### Which is updated more often, Number Therapy or Mavis AAC?

Number Therapy ships an update every 4 months, and Mavis AAC every 2 months. Most recently, Number Therapy was updated on October 24, 2026 and Mavis AAC on October 28, 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.*