# Otsimo | Speech Therapy SLP vs Crown Tools Dark

The clearest difference is price: Otsimo | Speech Therapy SLP at Free against Crown Tools Dark's $9.99. Otsimo | Speech Therapy SLP also leads on iOS requirement (14.0 vs 26.0). Crown Tools Dark's advantage is in-app purchases (none vs 10) and ads (none vs shown). On update cadence and device support there is nothing between them.

Otsimo | Speech Therapy SLP is free to download; Crown Tools Dark costs $9.99 up front. Otsimo | Speech Therapy SLP sells 10 in-app purchases, starting at $0.99 per month. Crown Tools Dark asks for nothing beyond the download.

Otsimo | Speech Therapy SLP ships an update every 3 weeks, Crown Tools Dark every 2 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Otsimo | Speech Therapy SLP | Crown Tools Dark |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[3.4 (179 ratings)](https://appshunter.io/ios/app/otsimo-speech-therapy-slp/id1440975537/reviews)** | — |
| Number of ratings | **179** | — |
| Positive reviews | 43.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 15 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Otsimo](https://appshunter.io/developer/1084723769) | [Sim Ayers](https://appshunter.io/developer/689788842) |

## What reviewers say

### Otsimo | Speech Therapy SLP

[App page](https://appshunter.io/ios/app/otsimo-speech-therapy-slp/id1440975537)

This app uses voice recognition and machine learning to help individuals practice speaking and improve speech clarity. It offers engaging games and exercises designed by experts to address various speech-related challenges.

**Highlights:** Voice and speech recognition technology, Machine learning for pronunciation evaluation, Engaging speech games and exercises, Video modeling for learning, Sticker collection and funny filters as rewards, Parental control settings

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Monthly Subscription | $0.99 | per month |
| Special Monthly Subscription | $3.49 | per month |
| Monthly Subscription | $6.99 | per month |
| Monthly Subscription | $14.99 | per month |
| Special Annual Subscription | $29.99 | per year |
| Annual Subscription | $41.99 | per year |
| Special Annual Subscription | $47.99 | per year |
| Annual Subscription | $53.99 | per year |
| Otsimo Bundle | $189.99 | per year |
| Otsimo Speech Lifetime Access | $119.99 | one-time |

**What reviewers like**

- 🚀 Engaging activities
- 👍 Peer mimicking method
- 💡 Progress tracking
- 🤗 Boosts speech confidence
- 🤩 Fun and interactive

**What reviewers complain about**

- 🐛 Crashes and glitches
- 💰 Expensive subscription
- 🔒 Difficult to cancel subscription
- 🤔 Unrealistic speech recognition
- 👎 Ineffective for some users

**Reported bugs**

- Frequent app crashes
- Subscription issues
- Compatibility problems on older devices
- Unreliable speech recognition

**Requested features**

- Improved speech recognition accuracy
- More diverse character voices
- Better offline functionality
- Flexible subscription options
- Clearer free trial details


### Crown Tools Dark

[App page](https://appshunter.io/ios/app/crown-tools-dark/id6763331745)

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

**In-app purchases:** none


## Frequently asked questions

### Is Otsimo | Speech Therapy SLP free?

Otsimo | Speech Therapy SLP is free to download, with in-app purchases available.

### Is Crown Tools Dark free?

Crown Tools Dark costs $9.99, with no in-app purchases.

### Do Otsimo | Speech Therapy SLP or Crown Tools Dark have ads?

Otsimo | Speech Therapy SLP shows ads; Crown Tools Dark does not.

### Which is updated more often, Otsimo | Speech Therapy SLP or Crown Tools Dark?

Otsimo | Speech Therapy SLP ships an update every 3 weeks, and Crown Tools Dark every 2 weeks. Most recently, Otsimo | Speech Therapy SLP was updated on October 24, 2026 and Crown Tools Dark on October 20, 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.*