Useful browser tools for real everyday work.
Create, calculate, clean, convert, and organize directly in your browser. Start with a working tool, then use a related guide or free printable when you need more help.
ATOMOS TOOLS
Start with what you need today
Popular Tools
PDF Converter
Turn JPG, PNG, and WebP images into a downloadable PDF.
→QR Code Generator
Create and download QR codes quickly in your browser.
→PDF Editor
Add text, rotate pages, delete pages, and download the edited PDF.
→Link Shortener
Create quick short links. For custom and designer links, continue with DomainShare.
Image Resizer
Resize images locally in your browser.
Word Counter
Count words, characters, sentences and reading time.
JSON Formatter
Format, validate and minify JSON.
Password Generator
Generate strong secure random passwords.
Loan Calculator
Estimate monthly loan payments.
Percentage Calculator
Calculate percentages and changes.
Case Converter
Convert text case instantly.
Base64 Encoder
Encode and decode Base64 text.
More tools for everyday work
Slug Generator
Turn titles and phrases into clean URL slugs.
Text Cleaner
Remove extra spaces, blank lines, and formatting clutter.
Timestamp Converter
Convert Unix timestamps to readable dates and back.
Discount Calculator
Calculate sale price, savings, and discount percentage.
Date Difference Calculator
Calculate the number of days between two dates.
New browser utilities
New productivity utilities
Browser Based
Use tools without installing desktop software.
Your Data Stays Private
Many tools process files and text directly on your device.
Works on Any Device
Designed for modern desktop, tablet and mobile browsers.
Built for Everyone
Clear, accessible tools designed to save time.
Featured Guides
Browser Tools and Privacy: What Local Processing Really Means
Understand local browser processing, uploads, storage, permissions, and practical privacy checks before using an online tool.
→How to Clean Text Before Pasting It into a Spreadsheet
Remove duplicate lines, extra spaces, inconsistent capitalization, and hidden formatting before importing text into a spreadsheet.
→JSON Formatting and Validation: A Practical Troubleshooting Guide
Learn how to format JSON, identify syntax errors, distinguish JSON from JavaScript objects, and protect sensitive data.
→How to Generate and Store Strong Passwords Safely
Create strong random passwords, understand length and character sets, and store credentials safely with a password manager.
→More practical explanations
UUIDs Explained: Versions, Uses, and Safe Generation
Learn what UUIDs are, when to use version 4 identifiers, and how to avoid common mistakes.
→Aspect Ratio Explained for Images, Video, and Web Layouts
Understand aspect ratio, calculate matching dimensions, and prevent stretching when resizing media.
→How to Use Word Frequency Analysis Without Misreading Results
Count repeated terms, identify patterns, and understand the limits of simple word-frequency analysis.
→Public browser tools remain free. Pro is designed around batch work, saved projects, larger limits, premium exports, and an ad-free member experience.
Choose a download that matches your task
20 more working browser tools
Character Counter
Count characters, words, lines, and non-space characters in text.
→Sentence Counter
Estimate sentence, word, and paragraph counts in pasted text.
→Whitespace Normalizer
Remove repeated spaces, trim lines, and reduce excessive blank lines.
→Line Numberer
Add sequential line numbers to multi-line text.
→List Randomizer
Shuffle a list of lines locally in your browser.
→URL Query Parser
Parse a URL into origin, path, query parameters, and fragment.
→JSON to CSV Converter
Convert a flat JSON array of objects into CSV in your browser.
→CSV to JSON Converter
Convert simple comma-separated values into a JSON array.
→Unix Time Now
View the current Unix timestamp in seconds and milliseconds.
→Hex / Decimal Converter
Convert between hexadecimal and decimal integers.
→Tip Calculator
Calculate tip amount and total bill.
→Split Bill Calculator
Split a bill and optional tip across multiple people.
→Helpful Guides & Resources
Step-by-step instructions, privacy guidance and practical tips help you get better results from browser-based tools.
Explore GuidesProfessional browser utilities without the clutter
ATOMOS Tools focuses on working utilities rather than unavailable promises. Every published tool has a useful free allowance. Paid plans add higher limits, team access, premium capabilities, and an ad-free experience.
The site is structured for clear navigation, mobile usability, accessibility and search-engine crawlability. Supporting pages explain privacy, editorial standards, advertising practices and terms of use.
Built and maintained by the ATOMOS Tools editorial team
ATOMOS Tools is created and maintained by the ATOMOS Tools editorial team, a Reserve One Holdings project focused on practical browser-based utilities. Tool descriptions, instructions, privacy explanations and supporting guides are reviewed when functionality changes so visitors can understand what each tool does, how it processes information and where its limitations apply.
How browser-based tools work
Many utilities on this site run directly inside the browser. That approach can reduce unnecessary uploads, shorten processing time and make simple tasks available across phones, tablets and desktop computers. The exact behavior of each tool is described on its page. Visitors should still keep backups of important files and review results before relying on them.
Useful tools without unnecessary distractions
The public site is focused on working tools, clear instructions, transparent usage limits, and supporting resources. Paid upgrades are presented separately from the free tool experience. This makes it easier for visitors and search engines to understand the purpose of each page.
Quality, corrections and updates
Tool pages are reviewed for broken controls, unclear instructions, accessibility problems, outdated claims and internal-linking gaps. Material errors should be corrected promptly. The Editorial Policy explains how content is created and updated, while the Privacy Policy, Cookie Policy and Advertising Policy describe how the site handles trust, data and future advertising.
Frequently asked questions
Do I need an account?
No account is required for ordinary free use. An account is used for paid plans, higher limits, team seats, and saved workspace features.
Are the tools available on mobile devices?
Yes. The interface is designed for modern mobile, tablet and desktop browsers, although some file operations may depend on browser capabilities and available device memory.
Does every tool process files locally?
Many tools are designed to process data locally, but visitors should read the privacy note on the specific tool page rather than assuming every tool behaves identically.
How is the site supported?
The site is being prepared for an advertising-supported model. Advertisements must remain visually separate from navigation, downloads and tool controls.
Editorial attribution: Created and maintained by the ATOMOS Tools editorial team. Last reviewed August 1, 2026.