How it works, what you get, limits
Qué hace
Open a comma file and check the first rows for broken columns or encoding.
Cómo usar
Pick a CSV or paste. Split files over 2MB first.
Qué obtienes
Preview up to 80 rows; download is still the full text. No pivot tables, no Excel binaries.
Opciones y comparación
File or paste.
Preview, not a spreadsheet app.
Límites
Not xlsx. Large pastes may stall.
FAQ
Pivot tables?
No. Preview columns and encoding only.
xlsx?
No. Split CSV files over 2MB first.