Blitz is an open-source project built for chess players and enthusiasts.

Yes — Blitz is open source under the Apache-2.0 license and free to use.

What platforms does Blitz run on?

Blitz runs on the web, the command line, and Android.

Is Blitz still maintained?

Unverified. Blitz has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Blitz is developed by Léo de Souza.

Is Blitz open source?

Yes — Blitz is open source under the Apache-2.0 license, developed on GitHub.

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Blitz

Name: Blitz
Author: Léo de Souza

leodesouza.netEntertainment & Media

Blitz: Fischer Chess Clock is a minimalist, open-source chess clock app for Android, supporting Fischer timing and FIDE compliance. It features intuitive touch controls, haptic feedback, and privacy-friendly design with no ads or permissions. Ideal for chess players seeking a reliable mobile clock.

Open SourceApache-2.0WebCLIAndroid

Visit leodesouza.net

31stars

6forks

7features

2024since

Overview

7 features

Blitz is an Entertainment & Media project. It provides a minimalist, accurate chess clock for blitz and Fischer timing on Android devices. It is built as an open-source project for chess players and enthusiasts. Blitz is open source under the Apache-2.0 license. It runs on the web, the command line, and Android.

Behind Blitz is Léo de Souza, and it first shipped in 2024. Development happens publicly on GitHub with 31 stars. Key capabilities include fischer timing, touch controls, and haptic feedback.

Fischer timing
Touch controls
Haptic feedback
Privacy-friendly
No ads
Precise timing
Open source

Built with & integrations

Runs on

BrowserCLIAndroid

Trust & compliance

License

Apache-2.0

Verified signals

HTTPSPrivacy Policy Open SourceFree tierGitHub · ★ 31Store-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed27 Jun · 17:40 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about Blitz

What is Blitz?: Blitz provides a minimalist, accurate chess clock for blitz and Fischer timing on Android devices. It is catalogued under Entertainment & Media on PulseGate.
Who is Blitz for?: Blitz is an open-source project built for chess players and enthusiasts.
Is Blitz free?: Yes — Blitz is open source under the Apache-2.0 license and free to use.
What platforms does Blitz run on?: Blitz runs on the web, the command line, and Android.
Is Blitz still maintained?: Unverified. Blitz has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who develops Blitz?: Blitz is developed by Léo de Souza.
How long has Blitz been around?: Blitz first shipped in 2024.
Is Blitz open source?: Yes — Blitz is open source under the Apache-2.0 license, developed on GitHub.

At a glance

Platforms: Mobile · Cli · Web
Languages: English
Open source: Yes · ★ 31
License: Apache-2.0
Built for: chess players and enthusiasts
Model: Open source
Solves: Provides a minimalist, accurate chess clock for blitz and Fischer timing on Android devices.

Registered as

GitHub: ldeso/blitz
Google Play: net.leodesouza.blitz

Developer

Léo de Souza

Solo developer

GitHub

Open source

View on GitHub

Stars: 31
Forks: 6
Open issues: 1
Last commit: 10 Mar 2026
Commits 90d: 0
Contributors: 1
Authorship: Solo
Default branch: master
Latest release: v2.0.8 · 10 Mar 2026

Live coverage

Identity confidence: High · 95.6
Indexed: 27 Jun 2026
Lifecycle: Unverified
Last seen: 27 Jun 2026

Identity audit (12)

Slug: blitz-fischer-chess-clock-leodesouza-net
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 27 Jun 2026
Canonical URL: https://blitz.leodesouza.net/

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