For your next interface test

Less spreadsheet checking. More moving forward.

Find changes in CSV exports, map fields and generate XML, JSON or SQL – in one workspace for your integration projects.

Try CSV comparison

CSV comparison without signup · Files stay in your browser

myInterfaceData

Project: ERP test import

Tool excerpt · Animated sample data

01 Source
02 Check / map
03 Result

Source to target. See every field mapping.

order_id → AuftragID

Step 2 of 4

Map fields

Map detected CSV fields to understandable destination fields.

Mapping

Detected fields

4/4

Source field	Transformation	Status
`order_id`	Direct	OK
`customer_id`	Direct	OK
`order_date`	Date	OK
`total_amount`	Number format	Review

Data preview

orders.csv

Row 1

AuftragID10042
KundenIDK-204
Auftragsdatum2026-08-31
Nettobetrag149.90

Turn CSV into SQL for your import test.

orders.csv → INSERT INTO orders

SOURCE

CSV source file

The header row is detected automatically.

orders.csvDrop or choose CSV

Source detected4 columns

CONFIGURATION

Target tables

Order tableItem table

Technical options

Delimiter

MAPPING

Column mapping

CSV column	SQL column	Mode
`order_id`	order_id	From CSV
`customer_id`	customer_id	From CSV
`order_date`	order_date	From CSV
`total_amount`	total_amount	From CSV

1INSERT INTO orders
2  (order_id, customer_id,
3   order_date, total_amount)
4VALUES ('10042', 'K-204',
5        '2026-08-31', 149.90);

Which order has changed?

orders-before.csv → orders-after.csv

SOURCE A

Baseline file

orders-before.csvChoose CSV

Ready3 rows

SOURCE B

Comparison file

orders-after.csvChoose CSV

Ready3 rows

CONFIGURATION

Configure comparison

Unique comparison keyMatches the same order across both files.DelimiterIgnore surrounding whitespace

#	order_id	customer_id	Before	After	Status
1	`10042`	K-204	149.90	159.90	Changed
2	`10043`	K-871	89.40	89.40	Unchanged
3	`10044`	K-105	—	42.00	Added

CSV Compare · from Pro

Order 10042: 149.90 → 159.90. One change found without searching two spreadsheets.

Make differences visiblePrepare target formatsReuse your settings

Sound familiar?

Another file. The same questions.

From a quick data check to recurring import tests: choose the step that is slowing you down.

What has changed?

Compare two CSV exports to identify new, missing or changed rows.

See CSV comparison

Which field goes where?

Map source fields to a target structure and prepare XML or JSON for your import.

See mapping

How do I get test data?

Generate SQL from CSV data instead of writing INSERT statements by hand.

See SQL

An everyday project example

Same order. Different amount.

After an export, you need to know what changed. This example makes the difference clear without checking two spreadsheets row by row.

Try it with your own CSV files →

Sample data · Order 10042

Before149.90

After159.90

Amount changed. Difference found.+10.00

The preview shows workspace comparison. The free CSV comparison compares complete rows.

Ready for the next file

Turn a one-off check into a repeatable process.

Check your file
Start with source data and a clear goal.
Save the mapping
Keep recurring settings in project profiles.
Use the result
Take the output into your next import or test.

Get started

Try it first. Build your workspace next.

Without an account

A quick CSV comparison

Choose two files, compare rows and export differences.

No signup and no upload
Up to 1 MB and 5,000 data rows per file
No saved history

Open the free CSV comparison →

Your workspace

An account for your projects

Pro: projects, profiles, mapping and SQL
Pro+: Data-Flow Runner and logs as well
Team and testing addons as needed

Compare plans and features →

Handle data deliberately

Know where your data is processed.

The free CSV comparison runs locally in your browser. Workspace tools follow their respective processing notices. Protected sessions and separate tenant permissions secure access.

Make your next data check easier.

Try CSV comparison or start with a free account.

For your next interface test

Less spreadsheet checking. More moving forward.

Find changes in CSV exports, map fields and generate XML, JSON or SQL – in one workspace for your integration projects.

Try CSV comparison

CSV comparison without signup · Files stay in your browser

myInterfaceData

Project: ERP test import

Tool excerpt · Animated sample data

01 Source
02 Check / map
03 Result

Source to target. See every field mapping.

order_id → AuftragID

Step 2 of 4

Map fields

Map detected CSV fields to understandable destination fields.

Mapping

Detected fields

4/4

Source field	Transformation	Status
`order_id`	Direct	OK
`customer_id`	Direct	OK
`order_date`	Date	OK
`total_amount`	Number format	Review

Data preview

orders.csv

Row 1

AuftragID10042
KundenIDK-204
Auftragsdatum2026-08-31
Nettobetrag149.90

Turn CSV into SQL for your import test.

orders.csv → INSERT INTO orders

SOURCE

CSV source file

The header row is detected automatically.

orders.csvDrop or choose CSV

Source detected4 columns

CONFIGURATION

Target tables

Order tableItem table

Technical options

Delimiter

MAPPING

Column mapping

CSV column	SQL column	Mode
`order_id`	order_id	From CSV
`customer_id`	customer_id	From CSV
`order_date`	order_date	From CSV
`total_amount`	total_amount	From CSV

1INSERT INTO orders
2  (order_id, customer_id,
3   order_date, total_amount)
4VALUES ('10042', 'K-204',
5        '2026-08-31', 149.90);

Which order has changed?

orders-before.csv → orders-after.csv

SOURCE A

Baseline file

orders-before.csvChoose CSV

Ready3 rows

SOURCE B

Comparison file

orders-after.csvChoose CSV

Ready3 rows

CONFIGURATION

Configure comparison

Unique comparison keyMatches the same order across both files.DelimiterIgnore surrounding whitespace

#	order_id	customer_id	Before	After	Status
1	`10042`	K-204	149.90	159.90	Changed
2	`10043`	K-871	89.40	89.40	Unchanged
3	`10044`	K-105	—	42.00	Added

CSV Compare · from Pro

Order 10042: 149.90 → 159.90. One change found without searching two spreadsheets.

Make differences visiblePrepare target formatsReuse your settings

Sound familiar?

Another file. The same questions.

From a quick data check to recurring import tests: choose the step that is slowing you down.

What has changed?

Compare two CSV exports to identify new, missing or changed rows.

See CSV comparison

Which field goes where?

Map source fields to a target structure and prepare XML or JSON for your import.

See mapping

How do I get test data?

Generate SQL from CSV data instead of writing INSERT statements by hand.

See SQL

An everyday project example

Same order. Different amount.

After an export, you need to know what changed. This example makes the difference clear without checking two spreadsheets row by row.

Try it with your own CSV files →

Sample data · Order 10042

Before149.90

After159.90

Amount changed. Difference found.+10.00

The preview shows workspace comparison. The free CSV comparison compares complete rows.

Ready for the next file

Turn a one-off check into a repeatable process.

Check your file
Start with source data and a clear goal.
Save the mapping
Keep recurring settings in project profiles.
Use the result
Take the output into your next import or test.

Get started

Try it first. Build your workspace next.

Without an account

A quick CSV comparison

Choose two files, compare rows and export differences.

No signup and no upload
Up to 1 MB and 5,000 data rows per file
No saved history

Open the free CSV comparison →

Your workspace

An account for your projects

Pro: projects, profiles, mapping and SQL
Pro+: Data-Flow Runner and logs as well
Team and testing addons as needed

Compare plans and features →

Handle data deliberately

Know where your data is processed.

The free CSV comparison runs locally in your browser. Workspace tools follow their respective processing notices. Protected sessions and separate tenant permissions secure access.

Make your next data check easier.

Try CSV comparison or start with a free account.

Less spreadsheet checking. More moving forward.

What has changed?

Which field goes where?

How do I get test data?

Same order. Different amount.

Check your file

Save the mapping

Use the result

A quick CSV comparison

An account for your projects

Know where your data is processed.

Make your next data check easier.

Less spreadsheet checking. More moving forward.

What has changed?

Which field goes where?

How do I get test data?

Same order. Different amount.

Check your file

Save the mapping

Use the result

A quick CSV comparison

An account for your projects

Know where your data is processed.

Make your next data check easier.