# GDF HEMA Timer

> Open-source HEMA timer - control bout time, scores, and penalties with ease.

Canonical page: [https://chrome-stats.com/d/com.gdf.hema\_timer](https://chrome-stats.com/d/com.gdf.hema_timer)

## Overview

- **ID:** `com.gdf.hema_timer`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** mutexnova
- **Category:** SPORTS
- **Downloads:** 46
- **Version:** 1.1.20
- **Last updated:** 2026-07-19
- **First published:** 2026-06-26
- **Publisher country:** UA
- **Size:** 17 MB
- **Data as of:** 2026-09-21
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.gdf.hema_timer)
- **Website:** [https://github.com/kstepanovdev/gdf\_hema\_timer](https://github.com/kstepanovdev/gdf_hema_timer)
- **Privacy policy:** [https://github.com/kstepanovdev/gdf\_hema\_timer/blob/main/privacy-policy.md](https://github.com/kstepanovdev/gdf_hema_timer/blob/main/privacy-policy.md)

## Description

GDF HEMA Timer is a clean, open-source timer built for judges and officials in Historical European Martial Arts (HEMA) competitions. It helps you manage time, track scores, and record penalties during fights — all in a simple, intuitive interface designed for real-time use.<br><br>Whether you’re judging at a tournament or running sparring sessions at your club, GDF HEMA Timer keeps everything organised, visible, and accurate.<br><br>Key Features:<br>- Match timer: Start, pause, and reset bouts easily, with configurable round duration and breaks.<br>- Score control: Add or remove points instantly for each fighter — no clutter, no delays.<br>- Penalty tracking: Apply and clear penalties quickly with dedicated buttons.<br>- Fight overview: Large, clear display optimised for visibility from a judging table or side of the ring.<br>- Vibration &amp; sound cues: Optional alerts when rounds start, end, or are paused.<br>- Automatic transitions: Seamless flow from fight start to break and reset.<br>- Offline &amp; ad-free: Works without internet, shows no ads, and never collects data.<br>- Open source: 100 % transparent — audit, fork, or improve it yourself at<br>https://github.com/kstepanovdev/gdf_hema_timer

## Rankings

- #2,296,464 — Overall

## Permissions and access

### Permissions

- `android.permission.VIBRATE`
- `com.android.vending.CHECK_LICENSE`
- `com.gdf.hema_timer.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.gdf.hema_timer)