Harry's Camper icon
Harry's Dyno icon
Harry's GPS/OBD Buddy icon
+5

Harald Schlangmann

For automotive enthusiasts and track-day drivers seeking technical performance analysis, sensor integration, and video overlays.

8apps2.9(273) Multi-theme

Snapshot

Who is Harald Schlangmann?

Providing automotive enthusiasts with professional-grade lap timing and performance data logging tools to optimize track day performance.

Target audience

Automotive enthusiastsTrack-day drivers seeking technical performance analysisSensor integration

Active nemesis

DXB Technologies

Other rivals

Portfolio

Free 1
8
apps
Sports6
Travel1
旅遊1

Last updated

Harry's LapTimer Petrolhead

v25.0.1

1.4y ago

Maintenance

Publisher DNA

What defines Harald Schlangmann?

Publisher DNA

Primary focus

Automotive performance telemetry and data logging

Scale

indie

Target audience

Automotive enthusiasts and track-day drivers seeking technical performance analysis, sensor integration, and video overlays.

Signature Patterns

  • •Tiered product strategy (Rookie, Petrolhead, Grand Prix) targeting different user expertise levels
  • •Exclusively paid monetization model across the entire portfolio
  • •Heavy reliance on hardware integration, including device sensors, external GPS, and OBD data
  • •Specialized focus on the automotive sports niche with no category diversification
Maintenance

Portfolio momentum

The portfolio is currently in a maintenance phase with zero new releases in the last six months across its three active titles.

Active apps 3

Portfolio

What does Harald Schlangmann ship?

Apps

8 apps analysed

Analysis in progress

Harry's Dyno icon
Harry's Dyno

Harry's Dyno is your high precision performance measuring app.

1.0(2)

Analysis in progress

Distributed across 2 markets, strongest in Americas.

Based on 4 of 8 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (1)

  • United States4 / 4

Europe (1)

  • Germany3 / 4

Core markets (4/4 apps)

United States

Rivals

Who does Harald Schlangmann compete with?

The rivals identified

Nemeses(2)

DXB Technologies

known forLapTrophy - Track Lap Timer

1 app4.8Sports

Adds social and live-tracking features to the core lap-timing functionality provided by the source app.

HP Tuners

known forTrackAddict Pro

1 app4.6Sports

Both apps target motorsports enthusiasts through GPS-based lap timing and telemetry logging, creating direct competition for the same user base.

Contenders(16)

Develak

known forApexLap: Lap Timer & Telemetry

1 app5.0Sports

Provides automated lap timing and video export functionality for track days, similar to the source app.

NZN Labs

known forLITPro - GPS Lap Timer

1 app4.6Sports

Targets off-road and motocross riders with hardware-integrated telemetry, contrasting with the source app's general car focus.

RaceChrono Oy

known forRaceChrono Pro

1 app4.6Sports

Offers a more extensive track library and video-telemetry synchronization than the source app.

Ryuta Kibe

known forMini4 Lap Timer

1 app4.7Sports

Targets the niche Mini4wd hobbyist market with camera-based timing, unlike the source app's car-focused GPS approach.

Avant Garde Associates

known forTrack Day Genius

1 app4.9Sports

Both apps target motorsport enthusiasts requiring performance logging and telemetry analysis. They compete for the same user base seeking to track lap times and driving metrics.

CrossBox Lap Timing e.U.

known forCrossBox Lap Timing

1 app5.0Sports

CrossBox Lap Timing competes for the same track-day user base by emphasizing high-precision GPS hardware integration for diverse racing sports.

Dauntless Devices

known forLap Legend - Lap Timing & Data

1 app5.0Sports

Lap Legend focuses on competitive track-day drivers by integrating OBD hardware to provide deeper performance insights than standard GPS apps.

Harbin Qirui Technology Company With Limited Liability.

known fordragy·Lap - New GPS Lap Timer

1 app5.0Sports

Uses high-frequency hardware to provide precise lap timing and video overlays, surpassing the source app's standard GPS accuracy.

Joel Ohman

known forLapSnap

1 app4.2Sports

Bridges the gap between professional hardware and mobile analysis, unlike the source app's sensor-only approach.

Miroslav Grgic

known forPacenotes Pro

1 app0.0Sports

Both apps target motorsport enthusiasts using GPS data for track performance, though Pacenotes Pro focuses on a single track while Harry's LapTimer Rookie covers a broad library of 1300+ tracks.

Velocity Labs

known forTrack Attack! Lap timer & maps

1 app4.9Sports

Both apps target motorsport enthusiasts with GPS-based lap timing and telemetry analysis. Track Attack! competes directly by offering a free, video-integrated alternative to the paid model of Harry's LapTimer Rookie.

AUDI AG

known forAudi Sport Performance

1 app0.0Sports

Both applications provide telemetry and video analysis for track driving, competing for the same performance-oriented driver demographic.

Garmin

known forGarmin Catalyst™

1 app4.7Sports

Both applications target motorsports drivers seeking performance analytics, though they diverge on hardware requirements: Harry's LapTimer Rookie uses internal phone sensors, while Garmin Catalyst requires dedicated external hardware.

MyRaceLab

known forMyRaceLab: Lap & Race Timer

1 appSports

Both applications target motorsport enthusiasts by providing telemetry and performance analytics for track driving and racing sessions.

RaceMeasure

known forG-Box Lap Timer

1 app5.0Sports

Both applications target automotive enthusiasts with GPS-based telemetry and lap timing, creating direct competition for the same track-day user base.

Vincent Crossley

known forClub Laps: Camera Lap Timer

1 app4.9Sports

Both applications provide lap timing functionality, creating overlap in the performance tracking market despite targeting different vehicle scales.

Same space(19)

Apex Pro

known forAPEX Pro (Legacy)

2 apps4.9Sports

Uses hardware-based data acquisition to provide grip-limit feedback, differing from the source app's software-only approach.

THHA Software

known forGPS Race Timer

1 appSports

Focuses on straight-line acceleration metrics rather than the track-based lap timing found in the source app.

INATRONIC

known forM Performance Drive Analyser

1 app3.6Sports

Provides BMW-specific telemetry analysis through proprietary OBD hardware, creating a high-friction but brand-loyal experience.

MYLAPS Sports Timing

known forMYLAPS Speedhive

1 app4.8Sports

Provides official race results and live timing for spectators, serving a different user intent than the source app.

Porsche Cars North America

known forPorsche Track Precision

1 app3.9Sports

Limits functionality to specific vehicle models, creating a specialized experience for Porsche owners.

R.E.O. Factory

known forLap Timer with Graph 2 Free

1 app1.0Sports

Serves as a legacy data logging tool with simple CSV export, contrasting with the source app's modern feature set.

Stahl Racing

known forKart Track: Kart Setup with AI

1 appSports

Provides AI-driven coaching reports based on specific karting telemetry, unlike the source app's general analytics.

Takao Ichimura

known forGPS Lap Timer

1 app0.0Sports

Uses proprietary algorithms for lap timing without requiring external hardware, similar to the source app.

Tomasz Pikc

known forLap Timer GPS

1 app0.0Sports

Offers basic GPS-based lap timing and session history, providing a simplified alternative to the source app.

UNAmedia di Daniele Benegiamo

known forSim Racing Telemetry

1 app3.7Sports

Shifts the focus from real-world driving to sim racing eSports telemetry analysis.

Velocity Software

known forVRacer GPS Track Day Lap Timer

1 app4.0Sports

Offers both GPS-based timing and OBD2 telemetry, providing a broader data set than the source app.

18000rpm

known foriLapTimer - Motorsport GPS Lap timer & Data Logger

1 app5.0Sports

iLapTimer provides a straightforward GPS-based telemetry solution for track days and time trials, competing for the same audience as Harry's LapTimer.

Autosport Labs

known forRaceCapture

1 app4.0Sports

Integrates deep CAN bus vehicle data for serious racing teams, exceeding the source app's basic sensor logging.

Bytecode Factory

known forTelemetry Racing

1 app0.0Sports

It serves as a secondary dashboard for sim racing, though it lacks the broader track-day utility of the source app.

Erhies Fekarurhobo

known forFastR - 0-60 Acceleration Test

1 app5.0Sports

Specializes in acceleration testing, providing a leaderboard for vehicle performance comparisons.

Extravehicular Activity

known forHotlap

2 apps4.3Sports

Hotlap targets the same track-day community as Harry's LapTimer but emphasizes social interaction and camaraderie over pure data logging.

FILIPE SANTOS CARVALHO

known forxracing – GPS Lap Timer

1 app0.0Sports

This app shares the circuit-focused telemetry space but emphasizes social community features over the source app's technical data depth.

Honda Motor Co.

known forHonda LogR 2.0

1 app2.3Sports

Honda LogR 2.0 provides vehicle-specific telemetry for the Civic Type R, focusing on driving smoothness and performance metrics.

Klaus Neuendorf

known forTrack4Facts PRO

1 app5.0Sports

Track4Facts PRO targets professional-grade results by supporting external GPS hardware, appealing to users who find Harry's internal sensor data insufficient.

New entrants(1)

TYLER W FITCH

known forTrailTimer: GPS Lap Timer

1 app5.0Sports

Tailors lap timing and diagnostic monitoring specifically for UTV and powersports vehicles.

The Analyst's Read

The bottom line on Harald Schlangmann

Bottom line

Harald Schlangmann is a highly specialized indie publisher that successfully monetizes technical utility through a premium paid model. Their positioning as a hardware-agnostic alternative to dedicated racing telemetry systems provides a sustainable niche within the sports category.

Frequently asked questions

How many apps does Harald Schlangmann publish?
Harald Schlangmann has 8 apps tracked by Marlvel, primarily in the Sports category.
What kind of apps does Harald Schlangmann make?
Harald Schlangmann's portfolio is concentrated in Sports and Travel, with an average rating of 2.9/5 across rated apps.
What is Harald Schlangmann's top app?
By review volume across the portfolio, Harry's LapTimer Petrolhead is Harald Schlangmann's best-known app tracked by Marlvel.
In how many countries are Harald Schlangmann's apps available?
Marlvel has tracked Harald Schlangmann's apps across 2 countries.

What fed this analysis

Apps analyzed:
3
With full intel:
0
With overview:
3
Website scraped:
no
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Harald Schlangmann, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Harald Schlangmann intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/harald-schlangmann

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Data licensed under CC-BY-NC 4.0