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Bulk Tools Online

Browse 16 online bulk tools for processing, converting, validating, and managing files and data in your browser.

Use this collection of 16 bulk tools to process, convert, validate, and manage files or data through a browser-based interface, with no software installation required.

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16 matching tools

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Tool usage guide

FAQ

What can I do with Bulk tools?

Bulk tools let you process, convert, validate, and manage files or data through the browser.

Do I need to install software?

No. You can operate these tools through the browser interface without installing software.

How is my data handled?

Your actions are submitted from the browser and processed on Elysia Tools servers. Text inputs are not stored, and uploaded files are automatically deleted after 6 hours.

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Format, file, archive, unit, and encoding conversion tools

Lead Generation Quiz Launch and Contact Handoff
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Private Habit Records: Backup, Restore and Sharing Review
Article to X and LinkedIn Drafts: Fact Review and Handoff
Markdown Interactive Deck Review and Offline Handoff

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Media

Batch Image Compress

Compress multiple images with quality control, output format selection, and size optimization

Media

Batch Image Convert

Convert multiple images to different formats with quality settings and batch processing

Validation

Batch Email Validator

Validate multiple email addresses at once with format checking and basic quality analysis

Media

Batch Image Trim

Trim multiple images simultaneously using various trimming methods with batch processing and ZIP output

Validation

Batch Phone Validator

Validate and format multiple phone numbers at once with international format support

Media

Batch Image Resize

Resize multiple images to specific dimensions with various resize options and batch processing

Development

Batch URL Validator

Validate multiple URLs at once with format checking and security analysis

Media

Batch Image Watermark

Add watermarks to multiple images with text or image watermarks, position control, and batch processing

Math & Numbers

Bulk Density & Porosity Calculator

Bulk density and porosity for granular or porous materials. Three-way solver: pick the unknown (ρ_bulk, m, or V) and supply the other two. ρ_bulk = m/V_bulk. Optionally enter the true particle density ρ_true to compute porosity ε = 1 − ρ_bulk/ρ_true, plus relative density against water. SI units (kg, m³, kg/m³).

Text Processing

Bulk Email Extractor

Extract all email addresses from input text, articles, web source code, or mixed content. Supports deduplication and export to JSON.

Media

Bulk Images Resize for Instagram

Resize multiple images for Instagram with preset dimensions for different content types (posts, stories, reels, profile photos)

Text Processing

Bulk URL/Link Extractor

Extract all HTTP/HTTPS links from text with deduplication and export options

Media

Batch EXIF Viewer

View EXIF metadata from multiple images at once

Calculator

Mulch Gravel Soil Bulk Bag Estimator

Estimate how much mulch, gravel, topsoil, river rock, sand or compost a landscaping job needs. Enter the area shape (rectangle, circle, triangle or tapered bed/border), dimensions and depth, then pick a material from the built-in density table (or a custom density). The estimator returns volume (m³ / liters / yd³ / ft³), weight (kg / lb / tonnes), the count of 1 m³ or 1 yd³ bulk bags, small retail bag count, optional cost, plus depth and allowance warnings. Metric and imperial units supported.

Security

Numeric OTP Generator

Generate cryptographically secure one-time numeric codes (SMS / email verification, raffle codes, event pins) with configurable length (3-10 digits), bulk output, optional ambiguous-digit exclusion, and an optional expiry countdown. Uses crypto.randomInt, not Math.random.

Format Conversion

XLSX SQL Insert Generator

Read Excel headers and rows to generate SQL INSERT statements for bulk loading

Multiple

142 tools

Browse 142 online tools for working with multiple formats and operations in your browser, with secure server processing and automatic file deletion after 6 hours.

Image

355 tools

Browse 355 online image tools for PNG, JPG, JPEG, WebP, GIF, SVG, ICO, BMP, TIFF, and AVIF files. Use them in your browser with server-side processing.

Compression

131 tools

Browse 131 online tools for compressing, decompressing, and managing ZIP, 7z, TAR, GZ, and RAR archives in your browser.

Text

311 tools

Browse 311 online text tools for processing, converting, validating, and managing text, strings, words, and characters in your browser.

ZIP

33 tools

Browse 33 online ZIP tools to process, convert, validate, and manage ZIP files. Use them in your browser with server-side processing.

Resize

19 tools

Browse 19 online resize tools to adjust supported content in your browser. Processing runs on Elysia Tools servers; text inputs are not stored and uploaded files are deleted after 6 hours.