Multiple Conversion Formats
Convert audio files such as M4A, MP3, and WAV; video files such as MP4, WEBM, and MOV; and images such as JPG, PNG, and WEBP into formats suited to your needs.
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Frequently used categories are listed first, with concise card descriptions.
Web Tool CategoriesRanked by actual successful usage in the last 90 days
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Electronic Signature
7Tools
★ Popular
★ Popular
★ Popular
Easy for BeginnersDirect Input
Signature and Seal Library
Save and manage handwritten signatures and stamp images for each account.
Electronic SignatureStorage
Easy for BeginnersFile Selection Type
Remove Signature Background
Convert signature or stamp images with white backgrounds into transparent PNGs.
Electronic SignatureRemove Background
Easy for BeginnersDirect Input
Set PDF Signature Position
Places a saved or new signature at the desired location in a PDF.
Electronic SignatureSign PDF
Easy for BeginnersDirect Input
Signature Request Link
Set a document and expiration date to generate an approval or signature request link.
Electronic SignatureRequest URL
Easy for BeginnersDirect Input
Sequential Signatures from Multiple People
Creates a request for multiple participants to review and sign in sequence.
Electronic SignatureSequential Signing
Easy for BeginnersDirect Input
Approve or Reject Document
Manage approval and rejection requests with recorded comments and action timestamps.
Electronic SignatureApprove or Reject
Easy for BeginnersDirect Input
Signature Audit Trail
Reviews document hashes, viewing history, approvals, and signature records in an audit report.
Electronic SignatureAudit History
Everything from file conversion to calculations and diagnostics in one place
REGOLITH is more than a collection of links. It provides functional web tools that take you from entering data and running tasks to reviewing and saving results. Original files remain unchanged, with results created separately. Each tool page explains supported formats, usage steps, and how to review results before you begin.
Getting Started Guide
Instructions for selecting files, configuring options, running tools, and saving results are available on a separate guide page and within each tool.
Detailed Task Descriptions
Provides format characteristics, recommended uses, guidelines for verifying calculation results, and precautions for handling sensitive files.