# Launch speech vs ODIN Study

The clearest difference is in-app purchases: ODIN Study at none against Launch speech's 7. Launch speech's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Launch speech sells 7 one-off in-app purchases. ODIN Study asks for nothing beyond the download.

Launch speech ships an update every 4 weeks, ODIN Study every 3 weeks. The most recent releases landed on September 15, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | Launch speech | ODIN Study |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 24 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aleksey Moryakov](https://appshunter.io/developer/1545344594) | [University of Nebraska - Lincoln](https://appshunter.io/developer/317236993) |

## What reviewers say

### Launch speech

[App page](https://appshunter.io/ios/app/launch-speech/id1545344592)

This app helps develop phonemic hearing in children by focusing on distinguishing non-speech sounds. It offers structured courses with guidance for parents and professionals, aiding in early speech development and comprehension.

**Highlights:** Non-speech sound exercises, Parental guidance and recommendations, Automatic timer for sessions, Progress statistics for professionals, Customizable specialist mode, Sound mixing to prevent memorization

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Functions | $3.99 | one-time |
| Course "Forest" | $5.99 | one-time |
| Course "Pole" | $5.99 | one-time |
| Course "Africa" | $5.99 | one-time |
| Course "Birds" | $5.99 | one-time |
| Musical Instruments | $5.99 | one-time |
| Full version | $23.99 | one-time |


### ODIN Study

[App page](https://appshunter.io/ios/app/odin-study/id1568172293)

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

**In-app purchases:** none


## Frequently asked questions

### Is Launch speech free?

Launch speech is free to download, with in-app purchases available.

### Is ODIN Study free?

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

### Do Launch speech or ODIN Study have ads?

Neither Launch speech nor ODIN Study shows ads.

### Which is updated more often, Launch speech or ODIN Study?

Launch speech ships an update every 4 weeks, and ODIN Study every 3 weeks. Most recently, Launch speech was updated on September 15, 2026 and ODIN Study on August 19, 2026.

---

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