# Harry's LapTimer Petrolhead vs Track Attack! Lap timer & maps

The clearest difference is price: Track Attack! Lap timer & maps at Free against Harry's LapTimer Petrolhead's $19.99. Track Attack! Lap timer & maps also leads on rating (4.9 vs 3.8) and update cadence (every 2 weeks vs every 2 months). Harry's LapTimer Petrolhead's advantage is chart position (#70 vs unranked) and iOS requirement (12.0 vs 16.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Track Attack! Lap timer & maps is free to download; Harry's LapTimer Petrolhead costs $19.99 up front. Harry's LapTimer Petrolhead sells 1 one-off in-app purchase and Track Attack! Lap timer & maps sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Track Attack! Lap timer & maps holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 152 and 137 respectively. Written reviews point the same way: 77% of Harry's LapTimer Petrolhead's written reviews are positive against 98% of Track Attack! Lap timer & maps's.

Harry's LapTimer Petrolhead ships an update every 2 months, Track Attack! Lap timer & maps every 2 weeks. Both last shipped on September 27, 2026.

## The numbers

| Metric | Harry's LapTimer Petrolhead | Track Attack! Lap timer & maps |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [3.8 (152 ratings)](https://appshunter.io/ios/app/harrys-laptimer-petrolhead/id338257907/reviews) | **[4.9 (137 ratings)](https://appshunter.io/ios/app/track-attack-lap-timer-and-maps/id1557802135/reviews)** |
| Number of ratings | **152** | 137 |
| Positive reviews | 77.0% of reviews | **97.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#70** | — |
| Size | 80 MB | 33 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Harald Schlangmann](https://appshunter.io/developer/307688601) | [Velocity Labs LLC](https://appshunter.io/developer/1557802137) |

## What reviewers say

### Harry's LapTimer Petrolhead

[App page](https://appshunter.io/ios/app/harrys-laptimer-petrolhead/id338257907)

**Currently charting:** #70 Top Paid · Sports (US App Store)

This app is an advanced tool for car enthusiasts to record and analyze sensor data for optimizing driving performance. It offers automated lap timing, video recording with data overlays, and real-time online racing competition features.

**Highlights:** Records sensor data (GPS, OBD II), Automated lap timing with 1300+ predefined tracks, In-car video recording with data overlays, Real-time online racing and competition, Driving performance analysis and optimization, Step-by-step sensor integration

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grand Prix Upgrade | $9.99 | one-time |

**What reviewers like**

- 📊 Comprehensive data logging and telemetry analysis
- 🎥 Excellent video overlay capabilities with telemetry
- 💰 Affordable alternative to expensive professional systems
- 🛠️ Highly responsive developer with active support
- 🏁 Accurate lap timing when properly configured

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 🎮 Confusing and unintuitive user interface
- 📍 Unreliable GPS tracking without external devices
- 🔌 Poor Bluetooth connectivity with accessories
- 📹 Video export causes app malfunction

**Reported bugs**

- App crashes when overlaying videos
- Video playback fails in Photos app until phone reboot
- Lap data not recording at certain tracks
- GPS location not recognized at specific venues
- Timer fails to start or record laps inconsistently

**Requested features**

- Ability to pause timer between sessions
- Automatic video overlay for all laps without manual processing
- Better track variant identification in database
- Improved nearby track suggestions based on location
- Dark mode option


### Track Attack! Lap timer & maps

[App page](https://appshunter.io/ios/app/track-attack-lap-timer-and-maps/id1557802135)

Record your drives with video and GPS data. Plan routes with unlimited waypoints and navigate with live weather. For track use, it offers accurate lap timing and performance analysis. Supports dual-camera recording and customizable data overlays.

**Highlights:** Lap timer with delta bars, Route planning with unlimited waypoints, Dual-camera picture-in-picture video recording, Customizable video overlays, OBD, GPS, and heart rate sensor support, Shareable routes and data

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Track Attack Pro (1 month) | $12.99 | per month |
| Track Attack Pro (1 year) | $59.99 | per year |

**What reviewers like**

- 👍 Extremely user-friendly interface and easy setup
- 🎥 High-quality video recording with customizable overlays
- 📊 Comprehensive telemetry data and lap timing accuracy
- 🔗 Seamless OBD2 device connectivity via Bluetooth
- 💰 Free base version with optional paid features

**What reviewers complain about**

- 💳 Subscription required for full functionality
- 📱 Landscape-only mode limits accessibility
- 🎨 Limited customization for visual elements (logo, dial styles)
- 🔌 Occasional Bluetooth connectivity issues with some OBD devices
- 📺 Logo placement takes up significant screen space

**Reported bugs**

- OBDlink MX+ device not appearing in OBD device list
- Bluetooth connectivity issues with certain OBD readers
- CarPlay interference with latest iPhone updates

**Requested features**

- External video import capability
- Simulated braking data from G-force sensors
- Lap splits functionality
- Leaderboard feature for shared routes with friends
- Portrait/vertical mode support


## Frequently asked questions

### Is Harry's LapTimer Petrolhead free?

Harry's LapTimer Petrolhead costs $19.99, and also offers in-app purchases.

### Is Track Attack! Lap timer & maps free?

Track Attack! Lap timer & maps is free to download, with in-app purchases available.

### Which has better reviews, Harry's LapTimer Petrolhead or Track Attack! Lap timer & maps?

Track Attack! Lap timer & maps is rated higher. Harry's LapTimer Petrolhead averages 3.8 out of 5 from 152 ratings, while Track Attack! Lap timer & maps averages 4.9 from 137 ratings.

### Do Harry's LapTimer Petrolhead or Track Attack! Lap timer & maps have ads?

Neither Harry's LapTimer Petrolhead nor Track Attack! Lap timer & maps shows ads.

### Which is updated more often, Harry's LapTimer Petrolhead or Track Attack! Lap timer & maps?

Harry's LapTimer Petrolhead ships an update every 2 months, and Track Attack! Lap timer & maps every 2 weeks. Most recently, Harry's LapTimer Petrolhead was updated on September 27, 2026 and Track Attack! Lap timer & maps on September 27, 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.*