EyeDraw vs K
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EyeDraw
This application provides eye-care professionals with 3D animations to explain procedures and treatments to patients. It allows for interactive playback and drawing over video for enhanced patient education.
- Chair-side 3D animation patient education
- Interactive animation playback
- Drawing over video technology
- Captioned animations
- Dynamic Toolbar for control
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Requires a paid EyeDraw subscription to login. EyeDraw is an amazing chair-side 3D animation patient education application for all eye-care professionals. Beautifully crafted animations can be played with captions to save you time explaining procedures and treatments. However, you can also interact with and control the playback of animations using the Dynamic Toolbar and draw over video technology.
K
This application facilitates the administration of a rapid eye movement test for reading assessment. It compares performance against age-related norms for individuals aged 6-14+, helping to identify potential candidates for reading intervention programs.
- Reads numbers from test cards
- Measures speed and accuracy
- Compares results to age norms
- Identifies candidates for intervention
- Administered in under two minutes
- Validated by peer-reviewed studies
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The King-Devick Test involves reading aloud a series of single digit numbers from left to right on three test cards. Performance is based on speed and accuracy and results are instantly compared to age-related normative data for subjects 6-14+ years old. Testing administrators can quickly identify subjects that may be prime candidates for the King-Devick Reading Acceleration Program as an effective intervention. -Reliable: K-D Test has been extensively researched and validated by peer-reviewed studies -Quick: K-D Test Pro Reading can be easily administered in two minutes or less -Objective: Performance immediately compared to age-related normative data for subjects 6-14+ years old This app is intended ONLY for professional users with an existing K-D Test Pro Reading account.
Verdict
The clearest difference is update cadence: EyeDraw at every 2 months against K's every 14 months. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 EyeDraw against 5.0 for K. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
EyeDraw ships an update every 2 months, K every 14 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | EyeDraw | K |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months — better | Every 14 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPad | iPad |
| Requires iOS | 7.0 — better | 8.0 |
| Further details — not scored | ||
| Size | 2.8 GB | 57 MB |
| Age rating | 12+ | 12+ |
| Developer | Optimed Limited | King-Devick Test, LLC |
Customer experience
EyeDraw
K
In-app purchases
EyeDraw
No in-app purchases
K
No in-app purchases
