# King vs Constant Therapy Clinician

The clearest difference is ratings volume: Constant Therapy Clinician at 726 against King's 2. Constant Therapy Clinician also leads on device support (3 vs 1). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for King against 4.9 for Constant Therapy Clinician. That said, the two scores are not equally well evidenced: Constant Therapy Clinician has 726 ratings behind it against 2, so its average is the more settled of the two.

King ships an update every 2 months, Constant Therapy Clinician every 3 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | King | Constant Therapy Clinician |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/king-devick-test/id1033607954/reviews)** | [4.9 (726 ratings)](https://appshunter.io/ios/app/constant-therapy-clinician/id1472010034/reviews) |
| Number of ratings | 2 | **726** |
| Positive reviews | — | 92.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 243 MB | 83 MB |
| Requires iOS | **9.0** | 9.3 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [King-Devick Test, LLC](https://appshunter.io/developer/424793545) | [Constant Therapy, Inc.](https://appshunter.io/developer/809216349) |

## What reviewers say

### King

[App page](https://appshunter.io/ios/app/king-devick-test/id1033607954)

This app provides a quick and objective sideline concussion screening test for athletes. It helps identify potential concussions by assessing eye movements, attention, and concentration through a simple number-reading exercise. Requires an existing King-Devick Online account.

**Highlights:** Objective sideline concussion screening, Assess eye movements and attention, Administer baseline and post-injury tests, Works offline, Suitable for ages 5+

**Features:** macOS Compatibility

**In-app purchases:** none


### Constant Therapy Clinician

[App page](https://appshunter.io/ios/app/constant-therapy-clinician/id1472010034)

This app provides evidence-based speech, language, and cognitive therapy exercises for patients recovering from neurological conditions. It offers AI-driven customizable home exercise programs and detailed reporting features for clinicians.

**Highlights:** Evidence-based therapy library, AI-driven customizable home exercise programs, Speech, language, and cognitive skill-building, Progress tracking and reporting, HIPAA compliant enterprise license, Multi-language support

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Changed therapy world
- 👍 Great addition to therapy toolkit
- 👍 Excellent app, consistently updated
- 🚀 Made huge difference in patient recovery
- 🚀 Saves time and expedites reports

**What reviewers complain about**

- 👎 Missing functional daily life pictures
- 👎 Missing sequencing steps for naming
- 👎 Missing simple verbal problem-solving
- 👎 Older adults not comfortable with iPad/computers
- 🐛 Client can mark themselves as correct inaccurately

**Reported bugs**

- Client can mark themselves as correct inaccurately

**Requested features**

- Functional daily life pictures for naming
- Sequencing steps for naming
- Simple verbal problem-solving tasks
- Option to print materials
- Way for clinician to know if Pt scored item as correct when app marked incorrect


## Frequently asked questions

### Is King free?

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

### Is Constant Therapy Clinician free?

Constant Therapy Clinician is free to download, with no in-app purchases.

### Which has better reviews, King or Constant Therapy Clinician?

King is rated higher. King averages 5.0 out of 5 from 2 ratings, while Constant Therapy Clinician averages 4.9 from 726 ratings.

### Do King or Constant Therapy Clinician have ads?

Neither King nor Constant Therapy Clinician shows ads.

### Which is updated more often, King or Constant Therapy Clinician?

King ships an update every 2 months, and Constant Therapy Clinician every 3 months. Most recently, King was updated on October 29, 2026 and Constant Therapy Clinician on November 3, 2026.

---

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