Smart Type Detection Analyzer Online

Delimiterdetected: ","

Input CSVCSV154bytes

Detected types CSVCSV

column,type,confidence,note
id,id,90,unique integers — likely an ID
price,float,100,decimal numbers
email,email,100,email addresses
joined,date,100,parseable dates
is_admin,boolean,100,true/false
sku,date,100,parseable dates

idid

unique integers — likely an ID

90% confident

pricefloat

decimal numbers

100% confident

emailemail

email addresses

100% confident

joineddate

parseable dates

100% confident

is_adminboolean

true/false

100% confident

skudate

parseable dates

100% confident

Tip: use samples, upload, copy, download, and send-to actions inside the workspace where available.

What is Smart Type Detection?

Smart Type Detection Analyzer is a free, browser-based tool that helps you understand a dataset at a glance. Per-column type inference: int, float, date, bool, enum, ID. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.

How to use Smart Type Detection

1Paste your data or drop a file (CSV or JSON).
2Read the generated summary — types, counts, distributions, and any issues found.
3Export the report, or send the data to another tool to act on the findings.

Features

Per-column types, nulls, uniques, and stats
Spot data-quality issues fast
100% client-side — no upload, fully private
Free with no account, no watermark, and no daily limit
Works on large inputs, limited only by your device's memory
Load a sample, then copy, download, or share your result

Common uses

Quick one-off analyzer jobs without opening a heavy app
Preparing data before importing it elsewhere
Sharing a reproducible result with a teammate via a link

Frequently asked questions

How do I use Smart Type Detection?: Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Per-column type inference: int, float, date, bool, enum, ID.
Is my data uploaded or stored anywhere?: No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.
Is Smart Type Detection Analyzer free?: Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.
What's the maximum file size?: There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.
Do I need to install anything?: No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.

What is Smart Type Detection?

Frequently asked questions

How do I use Smart Type Detection?

Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Per-column type inference: int, float, date, bool, enum, ID.

Is my data uploaded or stored anywhere?

No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.

Is Smart Type Detection Analyzer free?

Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.

What's the maximum file size?

There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.

Do I need to install anything?

No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.