# Harry's LapTimer Petrolhead vs Chrono Pulse

The clearest difference is price: Chrono Pulse at Free against Harry's LapTimer Petrolhead's $19.99. Chrono Pulse also leads on in-app purchases (none vs 1) and update cadence (every 4 weeks vs every 2 months). Harry's LapTimer Petrolhead's advantage is chart position (#133 vs unranked) and device support (4 vs 2). On ads there is nothing between them.

Chrono Pulse is free to download; Harry's LapTimer Petrolhead costs $19.99 up front. Harry's LapTimer Petrolhead sells 1 one-off in-app purchase. Chrono Pulse asks for nothing beyond the download.

Harry's LapTimer Petrolhead ships an update every 2 months, Chrono Pulse every 4 weeks. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Harry's LapTimer Petrolhead | Chrono Pulse |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[3.8 (152 ratings)](https://appshunter.io/ios/app/harrys-laptimer-petrolhead/id338257907/reviews)** | — |
| Number of ratings | **152** | — |
| Positive reviews | 77.0% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#133** | — |
| Size | 80 MB | 50 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harald Schlangmann](https://appshunter.io/developer/307688601) | [BLUE BYTES DATA LABS PRIVATE LIMITED](https://appshunter.io/developer/1628135331) |

## What reviewers say

### Harry's LapTimer Petrolhead

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

**Currently charting:** #133 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


### Chrono Pulse

[App page](https://appshunter.io/ios/app/chrono-pulse/id6465208113)

This app connects motorsport enthusiasts and event organizers. Participants can manage profiles, register for events, and get updates. Organizers can streamline results management and event promotion.

**Highlights:** Participant profile management, Event registration, Event updates, Results management, Event promotion, Seamless sharing of event details

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

**In-app purchases:** none


## Frequently asked questions

### Is Harry's LapTimer Petrolhead free?

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

### Is Chrono Pulse free?

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

### Do Harry's LapTimer Petrolhead or Chrono Pulse have ads?

Neither Harry's LapTimer Petrolhead nor Chrono Pulse shows ads.

### Which is updated more often, Harry's LapTimer Petrolhead or Chrono Pulse?

Harry's LapTimer Petrolhead ships an update every 2 months, and Chrono Pulse every 4 weeks. Most recently, Harry's LapTimer Petrolhead was updated on October 19, 2026 and Chrono Pulse on October 8, 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.*