OA openapk.site APK tools + web utilities
All tools

Explore fast utilities for APK analysis, media processing, PDF workflows, SEO, and developer tasks.

Every tool page includes practical context, clean mobile layouts, and content designed to improve usefulness and crawl depth.

APK Tools

5 tools in this cluster

AI APK Tools

APK Info Checker

Inspect package name, version, SDK requirements, launch activity, and file hashes from any uploaded APK.

  • Manifest summary
  • Version and SDK details
  • SHA-256 checksum
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PV APK Tools

Permission Viewer

List declared Android permissions, sort sensitive access requests, and review why an APK may trigger trust concerns.

  • Permission grouping
  • Sensitive permission flags
  • Shareable report view
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IE APK Tools

Icon Extractor

Extract the most likely launcher icon from an APK package so you can preview branding without installing the app.

  • Launcher icon guess
  • Direct image download
  • Density-aware search
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SC APK Tools

Signature Checker

Review signing-related archive entries, hash certificate files, and confirm whether an APK appears to include package signatures.

  • META-INF inspection
  • Certificate file hashes
  • Hash summary
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AV APK Tools

APK Validator

Run a quick validation checklist over APK structure, manifest presence, file size, icon discovery, and signing evidence.

  • Validation checklist
  • Warnings and fails
  • Manifest health review
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Image Tools

3 tools in this cluster

IC Image Tools

Image Compressor

Compress JPG, PNG, or WebP images for lighter pages, quicker sharing, and better Core Web Vitals.

  • Smaller file sizes
  • WebP output
  • Responsive sites
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IR Image Tools

Image Resizer

Resize images for blog posts, featured banners, thumbnails, and mobile layouts without leaving the browser.

  • Custom dimensions
  • Inside-fit resizing
  • Blog-ready exports
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JP Image Tools

JPG to PNG

Convert JPG and JPEG images into PNG format directly in the browser workflow of your website.

  • JPG to PNG conversion
  • Quick download
  • Useful for content teams
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PDF Tools

2 tools in this cluster

PM PDF Tools

PDF Merger

Merge multiple PDFs into a single file directly in the browser with no long-term upload storage.

  • Client-side merge
  • No server storage
  • Useful for reports
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PS PDF Tools

PDF Splitter

Split a PDF into individual page files and download them as a ZIP archive from the browser.

  • Client-side splitting
  • ZIP download
  • No long-term storage
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Text Tools

3 tools in this cluster

WC Text Tools

Word Counter

Count words, characters, sentences, paragraphs, and reading time instantly in the browser.

  • Live counts
  • Reading time
  • Useful for SEO copy
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TC Text Tools

Text Case Converter

Switch text between upper case, lower case, title case, sentence case, and slug-friendly output.

  • Multiple cases
  • SEO title cleanup
  • Simple editing support
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LI Text Tools

Lorem Ipsum Generator

Create placeholder paragraphs for layouts, landing pages, and content mockups.

  • Paragraph controls
  • Copy output
  • Useful for mockups
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SEO Tools

1 tools in this cluster

SG SEO Tools

Slug Generator

Generate clean URL slugs for blog posts, landing pages, and internal content workflows.

  • SEO-friendly slugs
  • Lowercase normalization
  • Fast copy action
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Developer Tools

7 tools in this cluster

PG Developer Tools

Password Generator

Create strong random passwords with configurable length, symbols, and readability options.

  • Randomized output
  • Copy to clipboard
  • Length controls
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JF Developer Tools

JSON Formatter

Beautify, minify, and validate JSON payloads while spotting syntax issues quickly.

  • Pretty print
  • Validation feedback
  • Minify output
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UE Developer Tools

URL Encoder

Encode or decode URLs and query strings for debugging, campaign building, and safe link handling.

  • Encode and decode
  • Copy output
  • Campaign helper
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B6 Developer Tools

Base64 Encoder & Decoder

Convert plain text to Base64 or decode Base64 back into readable text instantly.

  • Encode and decode
  • Copy-ready output
  • Useful for integrations
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RT Developer Tools

Regex Tester

Test regular expressions against sample text with flags and quick match visibility.

  • Pattern testing
  • Flag controls
  • Match preview
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TS Developer Tools

Timestamp Converter

Convert Unix timestamps to readable dates and turn date inputs into Unix time.

  • Unix conversions
  • Readable dates
  • Useful for logs
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UG Developer Tools

UUID Generator

Generate UUID values quickly for test data, database mocks, and integration work.

  • Instant UUIDs
  • Batch generation
  • Copy support
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