# D vs Zero To Sixty HUD

The clearest difference is price: D at Free against Zero To Sixty HUD's $1.99. D also leads on rating (1.9 vs 1.0) and ratings volume (127 vs 1). Zero To Sixty HUD's advantage is review sentiment (33% vs 13%). On ads and in-app purchases there is nothing between them.

D is free to download; Zero To Sixty HUD costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

D holds the better App Store score, 1.9 against 1.0. That said, the two scores are not equally well evidenced: D has 127 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 13% of D's written reviews are positive against 33% of Zero To Sixty HUD's, so the app with the better star average is not the one people write more warmly about.

D ships an update every 5 months, Zero To Sixty HUD every 13 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | D | Zero To Sixty HUD |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[1.9 (127 ratings)](https://appshunter.io/ios/app/d-sport/id1169979276/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/zero-to-sixty-hud/id1476210609/reviews) |
| Number of ratings | **127** | 1 |
| Positive reviews | 12.5% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 13 months |
| Monetization | **Free** | Paid |
| Size | 68 MB | 1 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dinan Corp](https://appshunter.io/developer/1036838407) | [David Mickey](https://appshunter.io/developer/1506246434) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-sport/id1169979276)

Control your engine's performance with a connected tuner. Adjust boost levels for fuel efficiency or increased power, choosing from five distinct settings. Monitor real-time and peak boost pressure directly from your smartphone.

**Highlights:** Adjust engine boost levels, 5 power settings (Valet, Stock, Sport, Sport+, Race), Monitor live boost pressure, Monitor peak boost pressure, Control engine performance

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

**In-app purchases:** none


### Zero To Sixty HUD

[App page](https://appshunter.io/ios/app/zero-to-sixty-hud/id1476210609)

This app acts as a heads-up display to accurately time your vehicle's acceleration from 0 to 60 or 0 to 100 mph. It automatically resets when stationary and records your speed, announcing the time aloud once the target speed is reached. Requires GPS to be enabled on your iPhone for optimal performance.

**Highlights:** 0-60 and 0-100 mph timing, Automatic timer reset, Spoken speed announcements, GPS-based speed tracking, Acceleration archiving

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is Zero To Sixty HUD free?

Zero To Sixty HUD costs $1.99, with no in-app purchases.

### Which has better reviews, D or Zero To Sixty HUD?

D is rated higher. D averages 1.9 out of 5 from 127 ratings, while Zero To Sixty HUD averages 1.0 from 1 ratings.

### Do D or Zero To Sixty HUD have ads?

Neither D nor Zero To Sixty HUD shows ads.

### Which is updated more often, D or Zero To Sixty HUD?

D ships an update every 5 months, and Zero To Sixty HUD every 13 months. Most recently, D was updated on November 2, 2026 and Zero To Sixty HUD on November 6, 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.*