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Last updated 2mo ago

GPS Rally Computer★3.8 (5)

MSYapps

Report updated Apr 27, 2026

GPS Rally Computer

For automobile rally enthusiasts and navigators participating in TSD rally events.

Save $$$$

NCREIF Fund Index - ODCE

Quick Linear Regression

13

★3.8(5)SportsNavigation

Overview · Full Intel report in progress

What is GPS Rally Computer?

GPS Rally Computer is a specialized tool designed for participants of time-speed-distance (TSD) automobile rallies. It automates complex navigation calculations based on the Simple Rally Computer (SRC) specifications established by Clarence Westburg and Rich Bireta. The app integrates with Apple’s internal GPS or external Bluetooth receivers to provide real-time odometer measurements.

Current Momentum

v5.3 · 26mo ago

Zombie

Last updated 809d ago. 5 versions tracked.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Sports

No ranking data

Sports NavigationGrossing

Rating Pulse 🇺🇸

Overall

Latest

What makes this app unique?

What Does It Look Like?

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Explore the full version history

Every tracked release and changelog, plus how the app's momentum has shifted over time.

What Are The Key Features?

SRC Calculation EngineStandard

Performs rally computations based on the established Simple Rally Computer specifications.

Odometer CalibrationStandard

Includes a dedicated stage to calibrate the user's vehicle odometer against the Rally Master’s measurements.

GPS IntegrationStandard

Supports distance measurement via Apple’s built-in GPS or third-party Bluetooth-enabled devices.

Dynamic Speed TrackingStandard

Allows users to maintain prescribed average speeds throughout rally stages with varying speed requirements.

How much does it cost?

Paid

Who Built It?

MSYapps app icon 1

MSYapps app icon 2

MSYapps app icon 3

MSYapps app icon 4

MSYapps

★★★★★

(53K)

Providing specialized utility tools and simulation experiences for institutional finance, automobile rally navigation, and statistical education.

Portfolio

13

Apps

Free 9Paid 3

Education33%

Finance33%

Sports25%

What other apps does MSYapps make?

Save $$$$

Save $$$$

Education·★5.0(2)

NCREIF Fund Index - ODCE

NCREIF Fund Index - ODCE

Finance·★4.0(4)

Quick Linear Regression

Quick Linear Regression

Education·★4.8(911)

NCREIF Property Index

NCREIF Property Index

Open Road Race Timer

Open Road Race Timer

Sports·★2.7(13)

Quick Present Value

Quick Present Value

Business·★1.0(1)

Explore the full MSYapps report

Portfolio breakdown, audience, momentum, and every app published by MSYapps.

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

Analysis in progress, available soon

What is the competitive landscape for GPS Rally Computer?

How's The Sports Market?

How does it evolve in the Sports market?

Rank progression

3 active rankings tracked — 30-day window

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for GPS Rally Computer

Key Takeaways

This is a niche utility app that digitizes traditional TSD rally navigation methods using standardized SRC logic.

Where Is It Heading?

Trend analysis

Available very soon