Sumday focuses on finding a short daily logic challenge based on the current date. It is catalogued under Brain training & logic on PulseGate.

Sumday is a consumer product built for casual puzzle and math game players.

Is Sumday still maintained?

Unverified. Sumday 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.

What are alternatives to Sumday?

Similar projects tracked by PulseGate include Electric - Puzzle Game, Pathweft, and Wordling.

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Sumday

playsumday.comBrain training & logic

Sumday is a browser-based daily puzzle game that asks players to create an equation from the current date. It provides a recurring math and logic challenge for casual players and puzzle enthusiasts.

FreeWebCloud-managed

Visit playsumday.com

Overview

5 features

Sumday sits in PulseGate's Brain training & logic category. It focuses on finding a short daily logic challenge based on the current date. It is built as a consumer product for casual puzzle and math game players. It is available for free. It runs on the web.

Among its 5 catalogued features are daily puzzle, date-based equations, and math challenge.

Summary written by a language model from the project’s public pages.

Daily puzzle
Date-based equations
Math challenge
Logic gameplay
Shareable results

Built with & integrations

Hosting

Cloudflare

Runs on

BrowserCloud-managed

Detected from

Cloudflare: cf-ray header · cf-cache-status header

Trust & compliance

Verified signals

HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed27 Aug · 13:14 UTC
Show HN: Sumday – make an equation from today's date verified against its public source
Source: PulseGate · Open

Frequently asked questions about Sumday

What does Sumday do?: Sumday focuses on finding a short daily logic challenge based on the current date. It is catalogued under Brain training & logic on PulseGate.
Who is Sumday for?: Sumday is a consumer product built for casual puzzle and math game players.
Is Sumday free?: Yes — Sumday is free to use.
What platforms does Sumday run on?: Sumday runs on the web.
Is Sumday still maintained?: Unverified. Sumday 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.
What are alternatives to Sumday?: Similar projects tracked by PulseGate include Electric - Puzzle Game, Pathweft, and Wordling.Electric - Puzzle Game Pathweft Wordling

At a glance

Pricing: Free
Platforms: Web
Languages: English
First seen: 27 Aug 2026
Built for: casual puzzle and math game players
Model: B2C
Solves: Finding a short daily logic challenge based on the current date.

Developer

Playsumday

Index record

Identity confidence: High · 94.4
Indexed: 27 Aug 2026
Lifecycle: Alive
First seen: Aug 2026
Last seen: 27 Aug 2026

Identity audit (13)

Slug: show-hn-sumday-make-an-equation-from-today-s-date-playsumday-com
Lifecycle state recorded: 27 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 27 Aug 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 27 Aug 2026
Canonical URL: https://playsumday.com/

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