CSV Diff Online · LocalKit

Compare two CSV tables by row and column, preserving literal values and reporting cell coordinates. Free csv diff online, with no installation or account.

Tool capabilities

Input: TXT
Output: TXT · JSON

How to use CSV Diff

Compare two CSV tables by row and column, preserving literal values and reporting cell coordinates. This csv diff works directly in your browser and is free to use without an account.

Paste or open your input in the editor.
Run the tool and inspect the output. If the input is invalid, correct the reported error and run it again.
Copy the result or download it to your device.

CSV Diff · Example

Input

name,team,score
Alex,blue,10
Mina,red,20
Alex,blue,5

Output

{
  "equal": false,
  "changes": [
    {
      "row": 2,
      "column": 1,
      "before": "Alex",
      "after": "Mina"
    },
    {
      "row": 2,
      "column": 2,
      "before": "blue",
      "after": "red"
    },
    {
      "row": 2,
      "column": 3,
      "before": "10",
      "after": "30"
    },
    {
      "row": 3,
      "column": 1,
      "before": "Mina",
      "after": "Alex"
    },
    {
      "row": 3,
      "column": 2,
      "before": "red",
      "after": "blue"
    },
    {
      "row": 3,
      "column": 3,
      "before": "20",
      "after": "15"
    },
    {
      "row": 4,
      "column": 1,
      "before": "Alex",
      "after": null
    },
    {
      "row": 4,
      "column": 2,
      "before": "blue",
      "after": null
    },
    {
      "row": 4,
      "column": 3,
      "before": "5",
      "after": null
    }
  ]
}

Compare two CSV tables by row and column, preserving literal values and reporting cell coordinates.

Usage notes

Inputs and results are processed on this device. Tool content is not sent to a processing server.

CSV Diff