A directory of 28 free online tools — calculators, encoders, decoders, generators, and writing tools. Same design philosophy across the whole network.
textrepeat.net is part of a network of free, single-purpose online tools. Every site shares the same design philosophy: focused, fast, privacy-friendly, no signup, no upsell, no anti-adblock pop-ups.
Calculate square footage for rooms, floors, walls, and land. Supports rectangles, triangles, circles, and irregular shapes. Free and instant.
Calculate percentages, percentage change, percentage difference, and more. Multiple calculation modes for everyday and professional use.
Calculate exact age in years, months, days, hours, and minutes from any date. Find the difference between two dates instantly.
Decode Base64-encoded strings and files instantly in your browser. Supports standard and URL-safe Base64. No data sent to servers.
Encode text or files to Base64 format instantly. Supports standard and URL-safe Base64 encoding. Free and client-side.
URL encode and decode strings, query parameters, and full URLs. Handles all special characters and Unicode. Essential developer tool.
Check the strength of any password instantly. Get detailed analysis, crack time estimates, and improvement suggestions. 100% client-side.
Count words, characters, sentences, paragraphs, and reading time as you type. Useful for essays, blog posts, social media captions, and SEO content.
Free online UUID generator — v1, v4, v5, v7, GUID & Nil UUID. RFC 9562 compliant. No tracking, no logs. All generation happens in your browser.
Format, validate, minify, and convert JSON in your browser. Pretty-print messy JSON, spot syntax errors with line numbers, and switch between JSON, YAML, CSV, and XML.
Generate MD5, SHA-1, SHA-256, SHA-512 and other cryptographic hashes from any text or file. Useful for integrity checks, password hashing demos, and developer testing.
Convert between Unix epoch timestamps and human-readable dates. Supports seconds, milliseconds, and microseconds. Time zone aware.
Repeat any word, phrase, emoji, or sentence up to 100,000 times. Eight specialty tools for WhatsApp messages, emoji walls, stress-test data, Lorem Ipsum, and more.
Work hours and timesheets — hours between times, weekly totals, overtime pay, time between dates, and 50+ time zones. No signup.
Engineering and scientific unit converter with printable reference tables — wire gauges, drill bits, thread specs, pipe sizes, and more.
Convert between profit margin and markup, find break-even, and factor in platform fees, shipping, and tax. With multi-product comparison.
Dimensional (billable) shipping weight for FedEx, UPS, USPS, DHL and 13 more carriers. Compare actual vs volumetric weight with 2026 divisors.
Calculate the volume of a box from its length, width, and height in any units. Cubic feet, inches, meters — for shipping, storage, and packing.
Parcel length-plus-girth against carrier size limits, plus body circumference measurements for fitness tracking. Two calculators in one.
Free, unbiased solar and off-grid calculators — system sizing, savings and payback, battery banks, and country-specific incentive rules.
Calculate, split, and visualize subnets. IPv4/IPv6, VLSM planner, cloud-aware reserved IPs (AWS, Azure, GCP), and Terraform export.
Network and broadcast addresses, usable host range, wildcard masks, and VLSM planning for IPv4 and IPv6. Cloud-aware, with a learn center.
Build and decode cron expressions with plain-English explanations and next run times. Supports Unix, Quartz, AWS, and GitHub Actions.
Build, test, and debug regular expressions with token-by-token plain-English explanations, a pattern library, and code in 7 languages.
Convert text between Title Case (AP, Chicago, APA, MLA), sentence case, camelCase, snake_case, kebab-case, and more. Side-by-side preview.
35+ browser-based image tools — compress, convert, resize, crop, and watermark. JPG, PNG, WebP, AVIF, HEIC. Files never leave your device.
Online alarm clock, timer, stopwatch, and world clock that runs in your browser. Alarms ring even with the tab in the background.
Strip EXIF, GPS, and hidden metadata from images, PDFs, and Office files — locally in your browser, with a pre-strip inspector.
Each site is focused on one task. A single mega-site with hundreds of tools (like some competitors) ends up cluttered and slow. By splitting tools across focused domains, each site loads fast, ranks well for its specific keywords, and stays easy to navigate.
If you have suggestions for tools we should build or add, email us via the contact page.