
CSV "1, 10, 2" to "1, 2, 10". Free tool to edit and sort tables in a browser and save as CSV

Automatically extracts setting candidates such as characters, locations, and events from manuscripts of novels and tabletop RPGs.

File Translator — A tool that extracts sentences from JSON or CSV files, translates them, and returns them to the original format

How can thumbnail headlines get clicked? Calculate click power!

Convert speech to text, text to natural speech. Complete transcription, text-to-speech, and voice conversion all in one.

World's highest performance background transparency tool. Let's cleanly make AI illustrations transparent all the way to the edges. September 2026. According to Signal research. For AI-generated illustrations with magenta solid color background specification.

This is a viewer that statistically displays how much the current stock price deviates from the "central price band (the price range where the stock spent the most time)" over the past 1 year, 5 years, and 10 years. It does not handle candlestick charts, RSI, or MACD. Search for Tokyo Stock Exchange listings by stock code or company name Display the number of days spent in each price band for 1 year / 5 years / 10 years as a horizontal bar chart Display the difference (%) between the central price band and current price, and long-term position (lower range / near center / upper range) Comparison table for 3 periods and automatic classification of "deviation patterns" (short-term decline type, etc.) Ranking of stocks with large deviations from the 10-year central price band Note: This is a comparison with past price distributions and does not indicate future price movements. It does not recommend or guarantee investment decisions. The reference date for displayed data is June 1, 2026. Introduction page and production record: https://jisaku.net/apps/stock-price-position-map/

Just upload a CSV. AI collectively classifies, judges, and tags thousands of rows. "Read, judge, and sort" work is processed all at once with AI.

Convert Excel/CSV to safe dummy data before passing to AI.

Leave it to AI to figure out how to respond.

A collection of free conversion tools that work only in your browser. Convert PDF, images, QR codes, OCR, and JSON/CSV without uploading.

Privacy-first Instagram tool to find who doesn’t follow you back.

Easy SVG to PNG conversion!

Generate a map animation video of movement routes from Google Maps Timeline JSON using only a browser.

Create cursors easily right in your browser!

Just prepare an image and create an animated cursor! Completely local, so it's secure in terms of security.

That screenshot, before you paste it. Remove only the confidential parts, and share with peace of mind.
A Chrome extension that extracts video URLs with one click from the YouTube video menu, launches Gemini in Chrome's native side panel, and automatically executes a summary prompt.

Before posting to SNS. A free batch image processing tool.

"I didn't do anything, but it broke" will no longer happen.