Tool index

Text

Remove words, phrases, or sentences from a block of text.

Text

Remove repeated lines while preserving order or sorting output.

Text

Fix messy spacing, indentation, tabs, and blank lines.

Text

Convert text to uppercase, title case, camelCase, and more.

Productivity

Count words, characters, sentences, paragraphs, and reading time.

Text

Replace words or phrases with optional regex support.

Creator

Turn titles into clean URL-friendly slugs.

Productivity

Choose one or more random winners from a list.

Developer

Format, minify, and validate JSON safely in the browser.

Developer

Encode text to Base64 or decode Base64 back to text.

Student

Calculate semester GPA from courses, credits, and grades.

Business

Create a simple printable invoice preview client-side.

Student

Break a large assignment into smaller tasks based on due date and available days.

Student

Create a study plan from topics, exam date, and hours per day.

Student

Turn question-answer pairs into clean flashcards.

Student

Format notes into Cornell notes sections.

Student

Build a structured essay outline from a topic, thesis, and main points.

Student

Create a basic thesis statement from topic, stance, and reasons.

Student

Organize sources into a clean bibliography list.

Student

Create reading log entries from book/article details.

Student

Build a weekly class schedule.

Student

Track total credit hours for a semester.

Student

Calculate attendance percentage and how many classes can be missed.

Student

Calculate the grade needed on a final exam to reach a target course grade.

Student

Calculate course grade from weighted categories.

Student

Apply a simple curve to grades.

Student

Calculate quiz/test average with optional dropped lowest score.

Student

Estimate progress toward required graduation credits.

Productivity

Calculate how many Pomodoro sessions fit into available study time.

Student

Count down days/hours until an exam or deadline.

Student

Help extract important dates manually from pasted syllabus text.

Productivity

Sort tasks into urgent/important quadrants.

Productivity

Create a basic weekly plan.

Productivity

Track daily habits for a week.

Productivity

Break a big goal into milestones and tasks.

Productivity

Compare options using weighted criteria.

Productivity

Create a clean pros and cons list.

Productivity

Randomly choose between options with optional weights.

Productivity

Generate a packing checklist based on trip length and type.

Productivity

Organize grocery items by category.

Productivity

Create a simple weekly meal plan.

Productivity

Assign chores fairly among people.

Productivity

Create time blocks for tasks.

Productivity

Build an itinerary for a trip, party, or event.

Productivity

Generate polite reminder messages.

Productivity

Clean up a rough email into a professional message.

Business

Create a clean meeting agenda.

Business

Turn rough meeting notes into sections.

Productivity

Extract likely tasks from notes using simple keyword matching.

Text

Clean messy bullet points into consistent formatting.

Text

Sort lines alphabetically.

Text

Add numbers to each line.

Text

Convert lines into comma-separated text or comma text into lines.

Text

Split paragraphs into separate sentences.

Text

Combine separate lines into clean paragraphs.

Developer

Build a markdown table from headers and rows.

Developer

Test a regular expression against input text.

Text

Count the most common words in text.

Text

Calculate keyword density in text.

Text

Estimate reading difficulty using simple word/sentence length metrics.

Text

Extract likely important sentences from text using frequency scoring.

Text

Generate acronyms from a phrase.

Text

Brainstorm possible phrase expansions for an acronym using word banks.

Text

Extract initials from names.

Text

Convert messy file names into clean, safe file names.

Text

Hide parts of sensitive text.

Text

Generate placeholder text.

Data

Paste CSV and preview it as a table.

Data

Clean CSV spacing, remove empty rows, and normalize headers.

Data

Extract one or more columns from CSV.

Data

Convert CSV into a Markdown table.

Data

Convert tab-separated values to CSV.

Developer

Convert simple JSON into YAML-like text.

Developer

Convert very simple YAML key-value text into JSON.

Developer

Encode and decode HTML entities.

Developer

Convert between HEX, RGB, and HSL.

Creator

Generate simple color palettes from a base color.

Developer

Generate random UUIDs.

Developer

Generate secure random passwords locally.

Developer

Break a URL into protocol, host, path, query params, and hash.

Developer

Build URL query strings from key-value pairs.

Developer

Convert Unix timestamps to readable dates and back.

Productivity

Convert a selected time between common time zones using browser Intl.

Productivity

Convert common units.

Business

Convert currency using a manually entered exchange rate.

Business

Calculate percentages, percent increase/decrease, and "what percent of."

Math

Evaluate common math expressions safely.

Math

Solve ax² + bx + c = 0.

Math

Find slope between two points.

Math

Calculate distance between two points.

Math

Find midpoint of two points.

Math

Calculate triangle area using base and height or Heron's formula.

Math

Calculate area, circumference, radius, or diameter.

Math

Solve for a missing side of a right triangle.

Math

Calculate mean, median, mode, range, variance, and standard deviation.

Math

Calculate simple probability from favorable and total outcomes.

Math

Calculate compound interest.

Math

Solve simple equations in the form ax + b = c.

Math

Solve a 2-variable linear system.

Math

Show common unit circle angles and trig values.

Chemistry

Convert between mass, molar mass, and moles.

Chemistry

Calculate molarity from moles and solution volume.

Chemistry

Use M1V1 = M2V2 for dilution problems.

Chemistry

Calculate pH from hydrogen ion concentration or pOH.

Chemistry

Look up basic element information.

Chemistry

Estimate molar mass from a chemical formula.