Merge PDF
Combine multiple documents into one.
Tools
Explore all available tools, one by one.
Split PDF
Split a PDF by page ranges.
Extract pages
Create a PDF with selected pages.
Reorder pages
Reorder pages in the sequence you choose.
Rotate PDF
Rotate all pages 90/180/270.
Watermark
Add a text watermark.
Text extractor
Extract text from PDFs in seconds.
Optimize PDF
Clean metadata and rebuild the PDF.
Number pages
Add page numbers to header or footer.
Insert blank pages
Insert empty pages by range.
PDF + images
Append images to the end of the PDF.
Add cover
Add an image cover at the beginning.
Editor de Imágenes Beta
Convertir, recortar, redimensionar, rotar y filtros en uno.
Remove Metadata
Re-encode to strip EXIF data.
Kube Text Studio
Full text editing in one place.
Find & Replace
Replace words or phrases in bulk.
Remove Duplicates
Remove repeated lines.
Sort Lines
Sort lines A-Z or Z-A.
Line Numbers
Add or remove line numbering.
Slug Generator
Convert text to slug.
Clean Text
Remove emojis and accents.
Lorem Ipsum
Dummy text generator.
Case Converter
Convert text to camel, snake, or kebab.
Text Tools
Count words and clean text.
Kube Design Suite
Suite unificada con paletas, contraste, SVG y UI.
What's my IP
Public IP and basic info.
Device Info
Resolution, viewport, and orientation.
Extra Security
Tokens, verification, and strength.
Utilities
Quick conversions.
Unit Converter
Convert KB, MB, and GB.
Kube Generador de gráficas
Crea, personaliza y exporta gráficas en segundos.
Encoding and crypto
Classic ciphers and encoding.
QR Generator
Create downloadable QR codes.
Create ZIP
Compress multiple files into a ZIP.
Extract ZIP
Extract a ZIP and repackage.
Rename Files
Rename and deliver in a ZIP.
File Info
Show basic data and hashes.
Linear Equation
Solve first-degree equations.
2x2 System
Solve linear systems of equations.
Rule of Three
Calculate simple rule of three.
Fractions
Operations with fractions.
GCD and LCM
Calculate Greatest Common Divisor and Least Common Multiple.
Molar Mass Calculator
Calculate molar mass and elemental composition.
Moles Converter
Convert between Grams, Moles, and Molecules.
Molarity Calculator
Calculate Molarity (M), Moles, or Volume.
Dilution Calculator
Calculate dilutions using M1V1 = M2V2.
Ohm's Law Calculator
Calculate Voltage, Current, or Resistance.
MRU Calculator
Uniform Rectilinear Motion calculations.
Energy Calculator
Kinetic and Potential Energy.
Spanish Helper
Text tools for homework.