Excel Data Validator
Validate email, phone number, and date formats to manage data quality.
All data is securely protected from external access.
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Your result is kept for a moment — open a tool below to use it as the input right away.
When to Use
Use to bulk-validate email, phone number, and date formats in a collected list and filter out bad data before sending.
What to Input?
Upload an Excel file and choose the column and format to validate (email/phone/date).
Usage Example
e.g. Get a result file with malformed email addresses flagged in a customer list.
Warnings
Validation only checks the shape of values - it does not guarantee the address or number actually works.
Related Tools
File security & processing limits
- Uploaded files are used only for the requested processing and unnecessary external exposure is restricted.
- Temporary processing files are cleaned up automatically after each job; workspace files are managed by you.
- Member storage is isolated per user and kept separate from other users.
The Free plan handles files up to 25MB, 30 jobs a day and 900 a month. Pro (beta) supports files up to 500MB and large-file background processing.
Compare plans · Pro beta signup