# Kinetic Visual Acuity HD vs Mustard

The clearest difference is price: Mustard at Free against Kinetic Visual Acuity HD's $2.99. Mustard also leads on update cadence (every 5 weeks vs every 14 months) and ratings volume (216 vs 2). Kinetic Visual Acuity HD's advantage is in-app purchases (none vs 10) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Mustard is free to download; Kinetic Visual Acuity HD costs $2.99 up front. Mustard sells 10 in-app purchases, starting at $7.99 per month. Kinetic Visual Acuity HD asks for nothing beyond the download.

Kinetic Visual Acuity HD holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Mustard has 216 ratings behind it against 2, so its average is the more settled of the two.

Kinetic Visual Acuity HD ships an update every 14 months, Mustard every 5 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Kinetic Visual Acuity HD | Mustard |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kinetic-visual-acuity-hd/id529040782/reviews)** | [4.7 (216 ratings)](https://appshunter.io/ios/app/mustard-pitching/id1526812408/reviews) |
| Number of ratings | 2 | **216** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 180 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [QualiaOS, Inc.](https://appshunter.io/developer/1526812410) |

## What reviewers say

### Kinetic Visual Acuity HD

[App page](https://appshunter.io/ios/app/kinetic-visual-acuity-hd/id529040782)

Enhance your visual acuity with this app that tests and trains your ability to read figures on a rotating pillar. Adjust passing and rotational speeds to match difficulty levels for KVA and DVA training.

**Highlights:** Kinetic Visual Acuity (KVA) training, Dynamic Visual Acuity (DVA) training, Test Mode with score calculation, Training Mode with adjustable difficulty, Rotating hex-head pillar simulation, Variable passing and rotational speeds

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

**In-app purchases:** none


### Mustard

[App page](https://appshunter.io/ios/app/mustard-pitching/id1526812408)

Analyze your pitching mechanics with personalized 3D motion analysis based on expert teachings. Receive tailored drills and exercises to improve your performance, with automated video editing and key frame identification.

**Highlights:** Personalized 3D motion analysis, AI-driven drill recommendations, Automated video editing, Key frame still images, Skeletal overlay of delivery, Arm care and warm-up programs

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $7.99 | per month |
| Sponsorship 1 Athlete Monthly | $7.99 | per month |
| Mustard: Athlete | $19.99 | per month |
| Mustard: Family | $22.99 | per month |
| 3 Athletes Monthly | $23.99 | per month |
| 5 Athletes Monthly | $39.99 | per month |
| Mustard: Team Lite | $49.99 | per month |
| Mustard: Athlete | $99.99 | per year |
| Mustard: Team | $149.99 | per month |
| Mustard: Family | $219.99 | per year |

**What reviewers like**

- 💡 Game-changer for pitching development
- 👍 Easy to use and navigate
- 🚀 Instant analytics and feedback
- 👍 Provides valuable drills
- 🤝 Great product and service

**What reviewers complain about**

- 💰 Free version is worthless
- 👎 Expensive, not user-friendly
- 💸 Hidden costs for family plan
- 📉 App quality has degraded
- ⏳ Free version offers no value

**Reported bugs**

- Stats not loading
- Performance degraded

**Requested features**

- Provide more value in free version
- Improve user-friendliness
- Clarify family plan pricing


## Frequently asked questions

### Is Kinetic Visual Acuity HD free?

Kinetic Visual Acuity HD costs $2.99, with no in-app purchases.

### Is Mustard free?

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

### Which has better reviews, Kinetic Visual Acuity HD or Mustard?

Kinetic Visual Acuity HD is rated higher. Kinetic Visual Acuity HD averages 5.0 out of 5 from 2 ratings, while Mustard averages 4.7 from 216 ratings.

### Do Kinetic Visual Acuity HD or Mustard have ads?

Mustard shows ads; Kinetic Visual Acuity HD does not.

### Which is updated more often, Kinetic Visual Acuity HD or Mustard?

Kinetic Visual Acuity HD ships an update every 14 months, and Mustard every 5 weeks. Most recently, Kinetic Visual Acuity HD was updated on November 1, 2026 and Mustard on November 7, 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.*