Quokka Labs Mini Tools

Free tools ยท Local browser processing

Useful tools for everyday work

Convert PDF pages to images, extract text from images, create PDFs from images, count text, compare dates, or calculate percentages in seconds. The English tools run in your browser, so you can work without creating an account.

English tools

These pages have complete English instructions and tool interfaces.

PDF to JPG or PNG

Export selected PDF pages as JPG or PNG images locally, then download them together in a ZIP.

Open English tool โ†’

PDF to Text

Extract selectable text from chosen PDF pages, then copy it or download a TXT file. OCR is not included.

Open English tool โ†’

Image to PDF Converter

Combine JPG, PNG, or WebP images into a downloadable PDF. Choose the image order before exporting.

Open English tool โ†’

Image to Text OCR

Extract printed English text from a screenshot, scan, or photo with local browser OCR.

Open English tool โ†’

Character Counter

Count characters, words, spaces, and lines while you type. Your text stays in the current browser session.

Open English tool โ†’

Date Calculator

Count elapsed days and weekdays, or add and subtract days locally.

Open English tool โ†’

Percentage Calculator

Answer common percent questions and calculate percentage change locally.

Open English tool โ†’

Reaction Time Test

Try five local rounds with mouse, touch, or keyboard input.

Open English game โ†’

Typing Sprint

Measure WPM, accuracy, and errors with a short original prompt.

Open English game โ†’

Tier List Maker

Rank text and emoji items into custom rows, then export locally as PNG or text.

Open English tool โ†’

Free Solitaire

Play local Klondike Solitaire with Draw 1 or Draw 3, undo, and no account.

Open English game โ†’

Tarot & Birth Readings

Get a private free preview; optionally unlock a one-time detailed reflection.

Open Morrow โ†’

Frequently asked questions

Are my files uploaded to a server?

The English image to PDF tool processes selected images in your browser. You can verify network activity in your browser's developer tools while using it.

Which tools have an English interface?

Image to Text OCR, Image to PDF, PDF to Image, Character Counter, Date Calculator, and Percentage Calculator have full English pages. The directory below them links to existing tools with Korean interfaces, and every one is labeled accordingly.