Converto
Local‑first media toolkit

Transform your media
instantly. Privately.

Convert images, videos, and audio right in your browser. Fast previews, beautiful controls — your files never leave your device.

Private • LocalPNG • JPG • WebP • MP4 • WebM • MP3 • WAV
Image tools

Image Tools

Convert, compress, and remove backgrounds — locally, securely.

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Video tools

Video Tools

Transcode to WebM or MP4. Make GIFs. Control height and CRF. Mute or keep audio.

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Audio tools

Audio Tools

Convert to MP3 or WAV. Trim, change pitch and tempo. Mono/stereo, bitrate, volume.

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PDF tools

PDF Tools

Merge PDFs, split pages, and reorder by drag & drop — all locally in your browser.

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Favicon generator icon

Favicon Generator

Create a multi‑size .ico and PNGs (16–256) from your image — offline & private.

Open generator

Everything you need — readable at a glance

Three focused toolsets with clear controls. No clutter, no ads, no upload waits.

Image tools

Convert, compress, and remove backgrounds — locally, securely.

  • JPG • PNG • WebP • AVIF
  • Precise control, instant preview
  • Chroma key and Smart AI background removal

Video tools

Transcode to WebM or MP4. Make GIFs. Control height and CRF. Mute or keep audio.

  • WebM • MP4 (H.264) • GIF
  • CRF control • Resolution scaling
  • Keep or mute audio tracks

Audio tools

Convert to MP3 or WAV. Trim, change pitch and tempo. Mono/stereo, bitrate, volume.

  • MP3 / WAV export
  • Waveform trim with start/end handles
  • Pitch (±12) and Tempo (0.5–2×)

How it works

1

Pick a tool

Open All Tools or jump straight to Image, Video, or Audio.

2

Adjust and preview

Tune settings and see the result instantly — no uploads, no waiting.

3

Export

Download the output in your chosen format with a single click.

Why local‑first?

Private by design

Convert images, videos, and audio right in your browser. Fast previews, beautiful controls — your files never leave your device.

  • Works offline once loaded
  • Keep full control of your data

Fast feedback

Fast feedback

  • No round‑trips or queues
  • Snappy sliders and scrubbing

Modern formats

Modern formats

  • PNG • JPG • WebP • AVIF
  • MP4 • WebM • MP3 • WAV

See it in action

Loved by makers

The speed is unreal. I trimmed and exported a clip faster than any web tool I’ve used.

— Indie video creator

Finally, background removal I can trust with client images — private and crisp.

— Freelance designer

Great defaults, no clutter, and the exports just work across browsers.

— Front‑end engineer

Learn the lingo

New to codecs, containers, CRF, or alpha channels? Our glossary has your back.

FAQ

Do my files upload anywhere?

No. Processing happens in your browser using WebAssembly and modern APIs.

Does it work offline?

Yes — once the app is loaded, most tools keep working without a network.

Which browsers are supported?

Latest Chrome, Edge, Firefox, and Safari. AV1/AVIF depends on your browser/OS.

All ToolsImageVideo