Convert & Data

Convert files and data, both ways.

Turn images into PDFs, iPhone HEIC into JPG, spreadsheets into JSON — quick conversions with no upload-then-pay wall.

HEIC to JPG

iPhone photos → JPEG.

Image to PDF

JPG / PNG / WebP → PDF.

Video to GIF

Turn a short clip into a looping GIF.

Video to MP3

Pull the audio track out of a video.

CSV to JSON

Spreadsheet in, objects out.

CSV to Markdown

CSV → Markdown table.

Runs in your browser · no upload

TSV to JSON

Tab-separated rows → JSON.

Runs in your browser · no upload

JSON to XML

Readable XML from JSON.

Runs in your browser · no upload

Number to Words

Spell out a whole number.

Runs in your browser · no upload

Roman Numerals

Number ↔ Roman numeral.

Runs in your browser · no upload

Unicode Inspector

Code points, entities & bytes.

Runs in your browser · no upload

List to JSON

Turn lines into a JSON array.

Runs in your browser · no upload

CSV to HTML Table

Turn CSV into an HTML table.

Runs in your browser · no upload

Flatten JSON

Collapse nested JSON into dotted keys.

Runs in your browser · no upload

FAQ

Is there a size limit?: Generous free limits; sign in for higher ones. No watermark either way.
Do conversions lose data?: Format conversions are lossless where the target format allows it.
Do I need an account?: No — every converter here works without signing up.