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Free Tools

Immigration Calculators & Reference Tools

Use these free tools to quickly calculate key immigration dates and deadlines. For automated, bulk processing of immigration data across your entire practice, explore the full ImmiLytics toolkit.

Interactive Calculators

H-1B Cap Filing Date Reference

Enter a proposed filing date to understand H-1B cap timing requirements and key deadlines.

I-94 Authorized Stay Calculator

Calculate the expiration date of an I-94 authorized period of stay based on admission date and authorized duration.

Admission Date

Authorized Days

H-1B Validity Period Calculator

Calculate H-1B approval end dates and track progress toward the 6-year maximum stay.

H-1B Start Date

Approval Period

Knowledge Base

Frequently Asked Questions

External Resources

USCIS — H-1B Specialty Occupations CBP I-94 Travel Records USCIS Case Status Online DOL Foreign Labor Certification Visa Bulletin — Department of State E-Verify Employer Resources

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