JSON Compare: How to Get a Great Result Every Time
What a JSON compare should do for you, how to use this one step by step, and the mistakes that waste time.
What a JSON compare is for
Compare two JSON files key by key: changed values, added and removed keys, records matched by id in any order, each with its path. Download the full diff as Excel, HTML or JSON. Free, nothing uploaded.
Where most converters let you down
Plenty of tools will happily take your file and give you something back. The trouble is what they give you: many mangle leading zeros, split cells at commas inside quotes, or upload your spreadsheet to a server. You only find out later, when the file will not cut, print, import or open the way you expected.
What you actually want is your data in the new format, exactly as it was. That is the standard this JSON compare is built to.
How to use the JSON compare in 3 steps
- Open the JSON compare and drop in your file.
- Check the result in the preview and adjust the settings if you need to.
- Download the result.
Why Veconvert is the better JSON compare
- Nothing silently changed. Zeros, IDs and quoted text survive.
- Numbers stay numbers. Currency and percentages are recognised.
- Preview first. See the rows before you save.
- Private by design. Bank statements and customer lists never leave your computer.
What happens to your file
A JSON is read in your browser. Quoted commas, line breaks inside cells, leading zeros and long ID numbers come through untouched, and values like 1,234.50, $1,200 and 7% are recognised as numbers.
The conversion runs in your browser, so the file is never uploaded: client work, statements and unreleased designs stay on your computer.
Getting the best result: mistakes to avoid
- Make sure the first row holds the column names.
- Remove totals rows and notes above the table for the cleanest result.
What it costs
Yes, converting is free: the conversion and checking the result cost nothing, and the work runs in your browser, so nothing is uploaded. The side-by-side preview on the converter pages comes with a free account. Saving the finished file is paid: $3.49 for one file ($3.99 for a technical file such as DXF, G-code, STL or embroidery) with no account needed, or included in a plan from $6.99 a month.
You see the result before you spend anything, so you only pay for a file you are happy with.
Frequently asked questions
Does key order matter?
No. Two objects with the same keys and values in a different order are the same.
How are arrays compared?
Arrays of records with an id-like field (id, key, sku, code, email, name) are matched by it, wherever each record moved. Other arrays are compared position by position, or as sets if you tick Lists in any order.
Is my JSON uploaded?
No. Both files are read and compared in your browser.
Is it free?
Yes, converting is free: the conversion and checking the result cost nothing, and the work runs in your browser, so nothing is uploaded. The side-by-side preview on the converter pages comes with a free account. Saving the finished file is paid: $3.49 for one file ($3.99 for a technical file such as DXF, G-code, STL or embroidery) with no account needed, or included in a plan from $6.99 a month.
Is my file uploaded?
The conversion runs in your browser, so the file is never uploaded: client work, statements and unreleased designs stay on your computer.