All Your Image, PDF & Document Tools in One Place
Resize photos, compress images and PDFs, convert documents and organise files with easy-to-use tools. Search by tool name or browse a category to find the right option.
Explore Tool Categories
Choose a category to browse its complete tool list.
Image Tools
Resize, crop, compress, enhance and convert images.
Explore Image Tools โ ๐17 ToolsPDF Tools
Merge, split, rotate, convert and manage PDF files.
Explore PDF Tools โ ๐๏ธ7 ToolsOffice & Documents
Convert Word, Excel, PowerPoint, PDF and HTML files.
Explore Document Tools โ ๐ ๏ธ2 ToolsUtilities
Helpful utilities for everyday file tasks.
Explore Utilities โ ๐งฎ4 ToolsCalculators
Calculate age, percentage, CGPA and GPA quickly with simple inputs.
Explore Calculators โAll 40 Tools
Search or browse every tool. Each card links to its dedicated WordPress page.
Image Resizer
Resize images online to exact width and height for forms, passport photos, websites and social media. Choose the dimensions you need.
Open Tool โ โ๏ธSignature Resizer
Resize signature images to required dimensions and file size for online application forms, recruitment portals and document uploads.
Open Tool โ ๐๏ธImage Compressor
Compress supported JPG, PNG and other images to reduce file size for uploads, sharing and storage while checking visual quality.
Open Tool โ ๐Image Converter
Convert supported images between formats such as JPG, PNG and WebP for websites, documents and everyday use.
Open Tool โ ๐ชBackground Remover
Remove backgrounds from supported pictures to prepare clean subject images for profile photos, product images and creative projects.
Open Tool โ โจImage Enhancer
Enhance supported photos to improve their appearance for documents, websites and digital sharing.
Open Tool โ โ๏ธImage Cropper
Crop photos online by selecting the area you want to keep for profile pictures, forms, thumbnails and social posts.
Open Tool โ ๐Image Rotator
Rotate images to correct their orientation before uploading, printing, sharing or adding them to documents.
Open Tool โ ๐๏ธSign Image
Add a signature to a supported image for document preparation, forms and other image-based workflows.
Open Tool โ ๐ผ๏ธImage Merger
Combine multiple supported images into one image for collages, document layouts, comparisons and convenient sharing.
Open Tool โ ๐PDF Compressor
Compress PDF files to reduce document size for email attachments, online application uploads and easier file sharing.
Open Tool โ ๐Merge PDF
Merge multiple PDF files into one document and arrange them in the required order before creating the combined PDF.
Open Tool โ โ๏ธSplit PDF
Split a PDF into separate files or extract page ranges to organise large documents into smaller, manageable PDFs.
Open Tool โ ๐ท๏ธPDF Watermark
Add a text or image watermark to supported PDF documents for identification, branding or document labelling.
Open Tool โ ๐Merge Images to PDF
Combine multiple images into one PDF document for applications, records, scanned pages and organised digital paperwork.
Open Tool โ ๐ผ๏ธImage to PDF
Convert supported JPG, PNG and other image files into PDF format for online forms, document submissions and sharing.
Open Tool โ ๐ผ๏ธPDF to Image
Convert PDF pages into image files in a supported format for previews, presentations, sharing and image-based workflows.
Open Tool โ ๐คPDF to Text
Extract selectable text from supported PDF documents so you can copy, reuse or organise text without retyping it.
Open Tool โ ๐PDF Rotate Pages
Rotate individual PDF pages to correct sideways or upside-down documents before saving and sharing.
Open Tool โ ๐PDF Lock
Protect supported PDF documents with password security where available. Use this feature only with files you are authorised to protect.
Open Tool โ ๐PDF Unlock
Remove password protection only from PDFs you are authorised to access and modify, where the file and tool support it.
Open Tool โ โ๏ธPDF Signature
Place a signature on supported PDF pages to prepare signed documents, forms and other digital paperwork.
Open Tool โ ๐PDF Page Extractor
Extract selected pages from a PDF and save them as a separate document for applications, reports and organisation.
Open Tool โ ๐๏ธPDF Page Delete
Delete unwanted pages from a supported PDF to remove blank pages, duplicates or content not needed in the final file.
Open Tool โ โ๏ธPDF Crop
Crop PDF page boundaries to adjust visible page areas and prepare documents for reading, printing or sharing.
Open Tool โ ๐ท๏ธPDF Metadata Remover
Remove supported PDF metadata fields to help clean document properties before sharing a file.
Open Tool โ ๐ขPDF Page Numbering
Add page numbers to supported PDF documents to organise reports, notes, assignments and multi-page paperwork.
Open Tool โ ๐Word to PDF
Convert supported Microsoft Word DOC or DOCX documents to PDF for easier sharing, printing and document submission.
Open Tool โ ๐Excel to PDF
Convert supported Excel spreadsheets to PDF to prepare tables, worksheets and reports for sharing or printing.
Open Tool โ ๐ฝ๏ธPowerPoint to PDF
Convert supported PowerPoint presentations to PDF for convenient viewing, distribution and printing.
Open Tool โ ๐PDF to Word
Convert PDF content to editable Word format where supported. Review the output because complex layouts may change.
Open Tool โ ๐PDF to Excel
Extract table data from supported PDFs into spreadsheet format where possible, making information easier to organise and analyse.
Open Tool โ ๐ฝ๏ธPDF to PowerPoint
Convert supported PDF content into presentation slides where the processing engine allows it. Check slide formatting after conversion.
Open Tool โ ๐HTML to PDF
Convert supported HTML content into PDF format for document archiving, printing and sharing. Available input methods depend on the tool.
Open Tool โ ๐ณQR Code Generator
Create a QR code from supported text or a URL for quick scanning, sharing links and everyday use.
Open Tool โ ๐File Size Converter
Convert file-size units such as bytes, KB, MB and GB to understand file sizes and prepare uploads for size limits.
Open Tool โ ๐CGPA Calculator
Calculate your Cumulative Grade Point Average from semester grades or subject credits. Check your academic performance with a clear result.
Open Tool โ ๐GPA Calculator
Calculate GPA using subject grades and credit hours. Useful for students checking term, semester or overall academic performance.
Open Tool โ ๐Age Calculator
Calculate exact age in years, months and days from your date of birth. Quickly find age on a selected date.
Open Tool โ ๏ผPercentage Calculator
Calculate percentages, percentage increase or decrease, and marks percentages for exams, shopping and everyday calculations.
Open Tool โHow It Works
A simple workflow for supported tools.
Choose a tool that matches your task.
Select a file accepted by that tool.
Adjust settings and check the preview if available.
Download after processing completes successfully.
Frequently Asked Questions
Quick answers about One Resizer.
Are all 40 tools working now?
This homepage lists the planned tools. A tool is fully working only after its individual page, processing engine and downloads have been implemented and tested.
Are files processed in my browser?
Processing depends on each toolโs implementation. The privacy statement must accurately describe that toolโs actual data flow.
How can I find a tool?
Use the search box to filter the complete list, or open a category page to browse by tool type.
Why might a tool link not open?
The WordPress page with the matching URL slug must exist. Create the page and add its tested tool engine before launch.
Free Online Image, PDF & Document Tools
A simple place to find practical tools for everyday image and document tasks.
One Resizer brings together image tools, PDF tools, document converters, useful utilities and calculators in one organised website. Find the right tool by searching its name or browsing a category, then open its dedicated page for instructions and available options.
Image Resizer, Compressor & Converter
Prepare images for online forms, websites, documents and sharing. Explore the image tools category for resizing, signature sizing, compression, conversion, cropping, rotation, background removal and image enhancement.
Common tasks include adjusting image dimensions, reducing file size, changing image formats and preparing a signature image for an application form.
PDF Tools for Everyday Documents
Organise and prepare PDF files with tools for compressing, merging, splitting, rotating pages, adding signatures and converting supported files. Visit PDF tools to find the feature that matches your document task.
Always review the result after conversion, especially when a PDF contains tables, scanned pages, complex formatting or important application details.
Office & Document Converters
Use the Office & Documents category to find converters for supported Word, Excel, PowerPoint, PDF and HTML workflows. These tools can help prepare documents for printing, sharing or submission where the required conversion is supported.
Check the output before sharing or submitting it, because fonts, page breaks and layouts can vary between file formats.
Calculators & Helpful Utilities
Browse calculators for CGPA, GPA, age and percentage calculations, or open utilities for everyday file-related conversions. These quick tools are designed to make common calculations and small tasks easier to find.
For academic calculations, follow your institutionโs grading rules and credit system where applicable.
Tools for Students, Applicants & Everyday Work
Students can use the calculator collection for common CGPA, GPA, age and percentage calculations. Applicants preparing digital documents may find image resizing, signature sizing and PDF organisation tools useful when a form specifies file dimensions, format or size limits.
Always check the official form instructions first. Requirements can differ by institution, examination board, employer and application portal.
File Compatibility, Output Quality & Review
Different tools accept different input formats and may offer different settings. Before starting, check the tool page for supported file types, size limits and available options. After processing, open the result and confirm that image dimensions, text, page order, tables and formatting look correct.
For scanned PDFs, complex layouts or files with embedded fonts, conversion quality can vary. Keep an original copy of important documents until you have checked the output.
Designed to be simple and clear
One Resizer aims to make online file tasks easier to navigate with a searchable tool list, clearly labelled categories and individual tool pages. Features, supported formats, processing methods and privacy details can differ by tool; please check the relevant tool page for its current capabilities before using it with sensitive or important files.
Find the right tool faster
Use the search field to find an image resizer, image compressor, PDF compressor, PDF merger, document converter or calculator by name. You can also browse the image tools, PDF tools, document converters, utilities and calculators categories. One Resizerโs goal is to keep common file and calculation tasks organised in one accessible place, with clear labels and dedicated pages for tool-specific guidance.