PerfExpert is a mobile-based onboard dyno that measures engine power, torque curves, and acceleration times without requiring OBD or external hardware. It provides automotive enthusiasts with an affordable, sensor-based alternative to commercial dyno testing for verifying tuning and performance upgrades.

Overview · Full Intel report in progress

The App DNA

What makes this app unique?

For Automotive enthusiasts and tuners looking to measure vehicle performance gains independently.

What does it look like?

Key features

Onboard Dynostandard

Calculates real engine power and torque curves using the smartphone's internal sensors.

Performance Timerstandard

Measures acceleration metrics including 0–60 mph, 0–100 km/h, and quarter-mile times.

Detailed Reportingstandard

Generates performance results presented through interactive charts and comprehensive reports.

Vehicle Profilingstandard

Allows users to input specific vehicle data such as curb weight, tire size, and displacement to calibrate measurements.

How much does it cost?

paid

Velocity

Maintenance developmentShow more...

5 versions in history. Development pace: maintenance.

See all version history

Who built it?

Claude JOSEPH ANGELIQUE

1 app tracked · Sports

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
3.67 · 12

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for PerfExpert

How's the Sports market?

The rivals identified

CarTest - Performance Tester

By Takao Ichimura

Both apps target automotive enthusiasts measuring vehicle performance, with CarTest providing a free entry point for acceleration testing while PerfExpert charges for advanced engine power and torque analysis.

  • CarTest offers a free performance testing tool, whereas PerfExpert requires a 12.99 dollar upfront purchase.
  • PerfExpert provides engine power and torque curve measurements, while CarTest focuses exclusively on acceleration times like 0-60 mph.
PerfExpert vs CarTest - Performance Tester

Unlock the head-to-head verdict: where this rival wins, and where it loses.

Access the full report for free

The Analyst's Read

Key takeaways for PerfExpert

Where is it heading?

Bottom line

The app's accuracy is highly dependent on the user providing precise vehicle specifications and secure phone mounting.

Report last updated

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 PerfExpert, 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. “PerfExpert Intelligence Report.” Updated Apr 27, 2026. https://marlvel.ai/apps/com-jameca-perfexpert

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