Apps by Kyu-Hee Jang
Sprint Timer: 40yd 100m Race app icon

Utilities

Sprint Timer: 40yd 100m Race

Kyu-Hee Jang

Free 5.00 · 1 storefront · 2 ratings No in-app purchases
Open on Apple

About this app

Sprint Timer+ automatically measures your sprint performance using GPS and accelerometer. Time your 100m, 200m, 40-yard dash, and custom distances with split times every 10 meters. Just put your phone in your pocket or armband and run — auto-start detects your launch via g-force. Key Features: - Preset distances: 40m, 60m, 100m, 200m, 40-yard - 10m interval split times - GPS + accelerometer auto-start/stop - Top speed and acceleration analysis - Speed graph over distance - Athlete profile management (for coaches) - Result card for social sharing Free GPS sprint timer — no camera setup or external equipment needed.

Latest release

What’s New

Version 1.0.27 Aug 15, 2026

Fixed the app shutting down at launch on some devices instead of opening to the timer.

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
2 ratings
2 Aug 18, 2026 · 2 ratings Aug 18, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 18, 2026 · Free Aug 18, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 18, 2026 · 2:57 AM Free

Screenshots

Sprint Timer: 40yd 100m Race iPhone screenshotSprint Timer: 40yd 100m Race iPhone screenshotSprint Timer: 40yd 100m Race iPhone screenshot