お手軽PNGオプティマイザー/Easy PNG Optimizer

I will reduce a PNG image to 256 colors to decrease the file size. It supports transparency.

Make various images grainy/pixelated!

画像カラーピッカーとは、写真やスクリーンショットから主要な色を自動で抽出し、WEBデザイン用のカラーパレットを生成するツールです。配色をゼロから考えるのではなく、参考にしたい画像からサンプリング

A CLI tool that makes it easy to understand file sizes. Supports tree structure display like the tree command.

This is a site where you can check what are commonly known as RGB colors and the like. It automatically converts between four formats: HEX, RGB, HSV, and sRGB. It features color pattern generation (complementary colors, triadic and tetradic color schemes, etc.), contrast checking, a palette function that supports up to 20 colors with a lock feature, and QR code output for verification on actual mobile devices. I believe it has become a tool that can withstand practical use.

。色名・読み・カラーコードに加え、名前の由来と色の意味、相性のよい配色まで

毎朝ひらく、今日だけのオーラ。

Reading Tracker is a tool that supports people who find it difficult to read sentences and characters. By hiding the area around the line you want to read, you can easily create a reading environment that makes it easier to concentrate and less tiring when browsing websites.

A smart food ingredient expiration date management tool for single-person households to reduce food waste

Organize photos into albums with just a swipe. Changes are reflected in the actual iPhone Photos app. Easily organize accumulated photos, and gather unnecessary photos in a deletion album for batch deletion!

It is a platform for recording and sharing that visualizes everyone's real travel expenses.

Create round singing easily from WAV/MP3 audio files

This is an app that allows you to easily manage household inventory and stock status with the intuitive feel of placing magnets on a whiteboard. By switching between three states—white/yellow/red—with a single tap, you can intuitively manage your inventory. It can be used for a variety of purposes, such as seasonings, food, and daily necessities! By creating multiple "boards," you can organize and manage items by category.

Analyze hand tiles and points from a single photo. The era where you don't need to memorize winning hands has arrived. Even beginners can simply take a photo to automatically identify ready hands and have points calculated.

Escape awkward situations in a snap! An essential item for smartly getting out. A personal helper tool that can fake a realistic phone call at a specified time. With a bright and refreshing screen, it supports a natural exit without being noticed!

Simple and easy-to-read elapsed time timer

A memorization app specialized in goro-awase (Japanese phonetic mnemonics). You can search and save goro-awase posted by everyone, making it many times easier than thinking of them on your own. Recommended for middle school students, high school students, and exam takers.​​​​​​​​​​​​​​​​

273 traditional Japanese colors in a Japanese gradient.

「Where should I start?」 I'll give you that answer.

When you input the number of participants and the number of people per team, you can create random team divisions based on numbers.

Today's mood becomes a picture of 365 dots.

Enter the number of participants to create a random order based on numbers. You can use it to decide presentation order, lottery draws, or line-up order. The determined order can be printed or saved as an image.

Experience seal registration and seal registration certificate issuance management

MUS (My Usual Shopping) is a "simple shopping management app" that makes it easy to organize your daily shopping.