File Frog File Converter

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Everyone
10+
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Content rating
Everyone
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About this app

File Frog is a fast, private file toolkit that runs entirely on your device. Convert, compress, resize, and combine your files without ever uploading them — your photos, documents, and data never leave your phone.

Because everything happens on-device, File Frog works offline and keeps your files completely private. No account, no sign-up, no file uploads.

IMAGE TOOLS
• Convert images between PNG, JPG, WebP, BMP, TIFF, and GIF
• Compress images to shrink file size with adjustable quality
• Resize images to exact pixel dimensions
• Convert iPhone HEIC/HEIF photos to JPG or PNG
• Combine multiple images into a single PDF
• Make animated GIFs from a set of images
• Turn a short video clip into an animated GIF

PDF TOOLS
• Merge multiple PDFs into one document
• Split a PDF or extract specific pages
• Compress large, scanned or image-heavy PDFs
• Convert PDF pages into PNG or JPG images

DOCUMENT & DATA TOOLS
• Convert Word (.docx) documents to HTML or plain text
• Convert between Excel (.xlsx/.xls), CSV, and JSON
• Convert CSV to JSON and JSON to CSV
• Convert Markdown to HTML and back
• Convert JSON to YAML and back
• Generate QR codes from any text or link

WHY FILE FROG?
• 100% on-device — your files are never uploaded to a server
• Works offline once installed
• No account required
• Clean, simple, and fast

Your privacy comes first: File Frog processes everything locally on your device and does not transmit your files anywhere. Read our privacy policy at https://file-convert-production.up.railway.app/privacy
Private, on-device file converter for images, PDFs, docs & data — no uploads.
Updated on
Jul 4, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Improvements and fixes to keep everything running smoothly. Thanks for using File Frog!