# GPS Race Timer vs Velocity Lab Pro

GPS Race Timer and Velocity Lab Pro both sit at 4.5 stars, but that hides the real split: 92% of Velocity Lab Pro's written reviews are positive against 35% of GPS Race Timer's. Velocity Lab Pro also leads on in-app purchases (none vs 1) and ads (none vs shown). GPS Race Timer's advantage is price (Free vs $1.99) and ratings volume (2.7K vs 14). On rating there is nothing between them.

GPS Race Timer is free to download; Velocity Lab Pro costs $1.99 up front. GPS Race Timer sells 1 one-off in-app purchase. Velocity Lab Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for GPS Race Timer against 4.4 for Velocity Lab Pro. That said, the two scores are not equally well evidenced: GPS Race Timer has 2.7K ratings behind it against 14, so its average is the more settled of the two. Written reviews are what separate them: 35% of GPS Race Timer's written reviews are positive against 92% of Velocity Lab Pro's.

GPS Race Timer ships an update every 7 months, Velocity Lab Pro every 10 days. The most recent releases landed on September 25, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | GPS Race Timer | Velocity Lab Pro |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (2.7K ratings)](https://appshunter.io/ios/app/gps-race-timer/id1340496243/reviews)** | [4.4 (14 ratings)](https://appshunter.io/ios/app/velocity-lab-pro/id1666420482/reviews) |
| Number of ratings | **2.7K** | 14 |
| Positive reviews | 34.7% of reviews | **91.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#200** |
| Size | 50 MB | 6 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Hagenau](https://appshunter.io/developer/1340496242) | [Engineered Essentials Ventures, LLC](https://appshunter.io/developer/1666420484) |

## What reviewers say

### GPS Race Timer

[App page](https://appshunter.io/ios/app/gps-race-timer/id1340496243)

Accurately measure vehicle acceleration times like 0-60 mph and 1/4 mile using your iPhone's GPS. Set up timers beforehand and let the app automatically start measurements when speed targets are met or motion is detected. Save, export, and transfer your performance data easily.

**Highlights:** Measure 0-60 mph, 60-120 mph, 1/4 mile, Automatic start detection, Save and export results, Preset and adjustable timers, No extra hardware required, Optional PRO version features

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO | $4.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Accurate speed tracking
- 💡 Customizable settings
- 📊 Saves run data

**What reviewers complain about**

- 🐛 Inconsistent 0-60 and quarter mile times
- 🐛 Fails to start/record runs
- 🐛 Inaccurate distance tracking
- 🐛 Compatibility issues with newer devices

**Reported bugs**

- Timer doesn't reset properly
- App crashes on startup
- Significant GPS/speed detection delays
- Recorded times do not match actual performance

**Requested features**

- Add 60ft and 1/8 mile times
- Automatic start/stop of timer
- Manual start option for timer
- Improved accuracy and consistency


### Velocity Lab Pro

[App page](https://appshunter.io/ios/app/velocity-lab-pro/id1666420482)

**Currently charting:** #200 Top Paid · Utilities (US App Store)

Measure your vehicle's horsepower, acceleration, and speed with just your phone. Analyze performance data with interactive charts and compare the impact of aftermarket parts. Compatible with electric vehicles and includes track weather data for optimal tuning.

**Highlights:** Accurate horsepower measurement, 1/4 and 1/8 mile trap speed/times, EV compatibility, Track/road weather data, Interactive performance charts, Aftermarket parts comparison, Performance metric sharing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is GPS Race Timer free?

GPS Race Timer is free to download, with in-app purchases available.

### Is Velocity Lab Pro free?

Velocity Lab Pro costs $1.99, with no in-app purchases.

### Which has better reviews, GPS Race Timer or Velocity Lab Pro?

GPS Race Timer is rated higher. GPS Race Timer averages 4.5 out of 5 from 2.7K ratings, while Velocity Lab Pro averages 4.4 from 14 ratings.

### Do GPS Race Timer or Velocity Lab Pro have ads?

GPS Race Timer shows ads; Velocity Lab Pro does not.

### Which is updated more often, GPS Race Timer or Velocity Lab Pro?

GPS Race Timer ships an update every 7 months, and Velocity Lab Pro every 10 days. Most recently, GPS Race Timer was updated on September 25, 2026 and Velocity Lab Pro on September 18, 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.*