Local File Tools
Inspect, verify and transform selected files directly in your browser without uploading their contents or using downloader workers.
Local Image Rotator
Rotate an image by a right angle without retaining source metadata entirely in your browser without uploading the selected file.
Open tool →Flip Image Horizontally or Vertically
Mirror an image across its horizontal or vertical axis entirely in your browser without uploading the selected file.
Open tool →Change Image Aspect Ratio
Fit or crop an image into a precise output canvas entirely in your browser without uploading the selected file.
Open tool →Image Color Palette Extractor
Estimate the five most frequent visible color groups in an image entirely in your browser without uploading the selected file.
Open tool →Local Image to Base64 Data URL
Encode a small image as a copyable Base64 data URL entirely in your browser without uploading the selected file.
Open tool →Local Audio Metadata Viewer
Read duration and browser-decodable audio stream properties entirely in your browser without uploading the selected file.
Open tool →Local Audio Level Analyzer
Measure peak and RMS sample levels for browser-decodable audio entirely in your browser without uploading the selected file.
Open tool →Local Audio Waveform Maker
Render an overview waveform as a downloadable PNG image entirely in your browser without uploading the selected file.
Open tool →Local Video Metadata Viewer
Inspect duration, dimensions and declared format for browser-playable video entirely in your browser without uploading the selected file.
Open tool →Local Video Thumbnail Maker
Capture a PNG still at a selected time from browser-playable video entirely in your browser without uploading the selected file.
Open tool →JPG to PNG Converter
Convert a JPEG image into a lossless PNG file entirely in your browser without uploading the selected file.
Open tool →PNG to JPG Converter
Flatten a PNG image onto white and encode it as JPEG entirely in your browser without uploading the selected file.
Open tool →JPG to WebP Converter
Re-encode a JPEG image as a compact WebP file entirely in your browser without uploading the selected file.
Open tool →PNG to WebP Converter
Re-encode a PNG image as a compact WebP file entirely in your browser without uploading the selected file.
Open tool →WebP to JPG Converter
Flatten a WebP image onto white and encode it as JPEG entirely in your browser without uploading the selected file.
Open tool →WebP to PNG Converter
Convert a WebP image into a lossless PNG file entirely in your browser without uploading the selected file.
Open tool →BMP to JPG Converter
Encode a browser-readable BMP image as a smaller JPEG file entirely in your browser without uploading the selected file.
Open tool →BMP to PNG Converter
Encode a browser-readable BMP image as a lossless PNG file entirely in your browser without uploading the selected file.
Open tool →GIF First Frame to PNG Converter
Extract the browser-decoded first GIF frame into a PNG image entirely in your browser without uploading the selected file.
Open tool →GIF First Frame to JPG Converter
Extract the browser-decoded first GIF frame onto white as a JPEG image entirely in your browser without uploading the selected file.
Open tool →Local Audio Trimmer
Keep an exact time range from browser-decodable audio and export PCM WAV entirely in your browser without uploading the selected file.
Open tool →Local Audio Volume Changer
Apply an explicit volume percentage and export the adjusted samples as PCM WAV entirely in your browser without uploading the selected file.
Open tool →Local Peak Audio Normalizer
Normalize audio peak level to a selected decibel target and export PCM WAV entirely in your browser without uploading the selected file.
Open tool →Local Audio Fade-In Maker
Apply a linear fade from silence over a chosen opening duration entirely in your browser without uploading the selected file.
Open tool →No matching tools on this page.