Independent software studio

Small tools.
Better workflows.
Bigger possibilities.

We build tools that make a developer’s day easier. Chrome extensions, useful web apps, and a little room for play. We also help businesses put AI and security into practice.

Explore our work Work with us

From the studio01 / TinGau

tingau.tyyu.devWEB GAME

TinGau mobile game with played tiles on the table, a highlighted winning tile, and seven tiles in hand

Classic game. Modern browser.Make time for a little play.

Close-up of TinGau’s black tiles with red and white pips

Designed for the webPlay TinGau

Developer-first thinkingPractical by designFrom idea to implementation

01 / Software that earns its place

Built for your everyday.

Focused tools for the small tasks that interrupt good work. Simple to pick up. Easy to keep using.

Featured project / Chrome extension

Unix Time
Companion

From timestamp to readable date.
And back, in one box.

Debugging logs, checking API responses, or scheduling across timezones? Paste a Unix timestamp or type a date and get the formats you need without leaving your browser.

Automatic conversionDetects seconds, milliseconds, and date input.
Every format at a glanceSeconds, milliseconds, local time, UTC, ISO 8601, and relative time. Copy any result.
Your language. Your timezone.English and Chinese dates, with local or custom timezones.

On-device conversion. No accounts, analytics, or data collection.

Ask about Unix Time Companion

Unix Time Companion converting 1725636000 to September 6, 2024 at 15:20 UTC, with seconds, milliseconds, ISO and relative results — Paste a timestamp. Copy the format you need.

Unix Time Companion recognizing a Chinese date for September 6, 2024 at 3:20 PM and converting it to a Unix timestamp — Readable dates in. Unix timestamps out.

Right-click selected text to convert⌘ / Ctrl + Shift + U

02 / A little room for play

Good software can be fun, too.

Simple web games, built with the same attention to clear interactions and a smooth experience.

Browser game / Studio spotlight

TinGau

A traditional tile game, reimagined for the browser. A small project that brings thoughtful interaction and the pleasure of play to the web.

Play TinGau

Mobile screenshot of a TinGau round with played tiles and a highlighted winner

TINGAU / PLAY IN YOUR BROWSER

03 / Expertise, applied

Make your next move
a considered one.

Practical technical guidance for teams exploring AI, improving security, or turning an idea into working software.

[ 01 ]

AI applications

Find where AI adds real value, then build a sensible path from experiment to everyday use.

Use-case discovery & feasibility
Prototypes & workflow integration
On-premise LLM inferencing
Evaluation & responsible adoption

[ 02 ]

Cybersecurity

Understand your exposure and improve the security of the systems your business depends on.

Application security reviews
Threat modeling & risk prioritization
Secure development guidance
ISO 27001 readiness & implementation guidance

[ 03 ]

Software & web

Turn a focused idea into a usable product, with sound technical choices from the start.

Product scoping & architecture
Web apps & browser extensions
Prototyping & technical advisory

Clear advice.
Something you can act on.

Start with the problem and the constraints. Explore the options, build what is useful, and leave your team with clear next steps. No unnecessary complexity.

Let’s build something useful

A workflow to improve?
An idea to bring to life?

Tell us what you’re working on and where you need a hand.

contact@tyyu.devA clear starting point for a conversation.

Small tools.Better workflows.Bigger possibilities.