# Harry's LapTimer Grand Prix vs GLP

The clearest difference is price: GLP at $14.99 against Harry's LapTimer Grand Prix's $27.99. Harry's LapTimer Grand Prix's advantage is review sentiment (58% vs 44%) and device support (4 vs 2). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Harry's LapTimer Grand Prix costs $27.99 and GLP $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Harry's LapTimer Grand Prix | GLP |
| --- | --- | --- |
| Price | $27.99 | **$14.99** |
| Rating | **[4.0 (80 ratings)](https://appshunter.io/ios/app/harrys-laptimer-grand-prix/id363556704/reviews)** | — |
| Number of ratings | **80** | — |
| Positive reviews | **58.2% of reviews** | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Freemium** | Paid |
| Size | 81 MB | 1 MB |
| Requires iOS | **12.0** | 13.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harald Schlangmann](https://appshunter.io/developer/307688601) | [Dominik Reichert](https://appshunter.io/developer/710755006) |

## What reviewers say

### Harry's LapTimer Grand Prix

[App page](https://appshunter.io/ios/app/harrys-laptimer-grand-prix/id363556704)

This app records and analyzes sensor data from your device to help you optimize driving performance. It offers automated lap timing, video recording with data overlays, and real-time online racing features. Track your progress on over 1300 predefined tracks or everyday routes.

**Highlights:** Sensor data recording, Automated lap timing, In-car video recording with data overlay, Real-time online racing and competition, Track and everyday route analysis, External sensor integration (GPS, OBD II)

**Features:** Apple Watch app

**In-app purchases:** none


### GLP

[App page](https://appshunter.io/ios/app/glp-timer-countdown-laptimer/id899741570)

This app automates lap timing for racing events like rallies and circuit races. It uses GPS to track your position, displays remaining time, and automatically detects laps, eliminating the need for manual stopwatches and co-drivers.

**Highlights:** GPS-based countdown lap timer, Automatic lap detection, Manual or GPS-based finish line marking, Stores lap times for retrieval, Supports driver changes for Nürburgring GLP, Optional external GPS receiver support

**In-app purchases:** none


## Frequently asked questions

### Is Harry's LapTimer Grand Prix free?

Harry's LapTimer Grand Prix costs $27.99, with no in-app purchases.

### Is GLP free?

GLP costs $14.99, with no in-app purchases.

### Do Harry's LapTimer Grand Prix or GLP have ads?

Neither Harry's LapTimer Grand Prix nor GLP shows ads.

### Which is updated more often, Harry's LapTimer Grand Prix or GLP?

Harry's LapTimer Grand Prix ships an update every 2 months, and GLP every 2 months. Most recently, Harry's LapTimer Grand Prix was updated on September 21, 2026 and GLP on September 14, 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.*