# King vs TVPS Calc

The clearest difference is price: King at Free against TVPS Calc's $14.99. King also leads on iOS requirement (11.0 vs 13.0). TVPS Calc's advantage is update cadence (every 2 weeks vs every 19 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

King is free to download; TVPS Calc costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

King ships an update every 19 months, TVPS Calc every 2 weeks. The most recent releases landed on October 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | King | TVPS Calc |
| --- | --- | --- |
| Price | **Free** | $14.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/king-devick-recovery-practice/id770639096/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Size | 178 MB | 25 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [King-Devick Test, LLC](https://appshunter.io/developer/424793545) | [Dokitek](https://appshunter.io/developer/1732067207) |

## What reviewers say

### King

[App page](https://appshunter.io/ios/app/king-devick-recovery-practice/id770639096)

This application assists individuals with eye movement deficits stemming from neurological impairment. It facilitates practice with an oculomotor program, presenting number targets for reading aloud to improve vision-related symptoms after brain injury. The program offers adjustable speed settings and tracks progress.

**Highlights:** Oculomotor program practice, Dynamic number target presentation, Adjustable speed settings, Instant outcome measures, Compliance monitoring, Requires existing account

**Features:** macOS Compatibility

**In-app purchases:** none


### TVPS Calc

[App page](https://appshunter.io/ios/app/tvps-calc/id6478171169)

This application simplifies administering and analyzing TVPS-4 tests. It allows for complete or partial test completion, raw score entry, and detailed results visualization including age and percentile equivalents. Generate and share PDF reports, and maintain a history of past tests, all stored offline for data confidentiality.

**Highlights:** Complete or partial TVPS-4 tests, Raw score entry, Results visualization (age, percentile), PDF report generation, Test history and search, 100% offline data storage

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

**In-app purchases:** none


## Frequently asked questions

### Is King free?

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

### Is TVPS Calc free?

TVPS Calc costs $14.99, with no in-app purchases.

### Do King or TVPS Calc have ads?

Neither King nor TVPS Calc shows ads.

### Which is updated more often, King or TVPS Calc?

King ships an update every 19 months, and TVPS Calc every 2 weeks. Most recently, King was updated on October 7, 2026 and TVPS Calc on October 30, 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.*