5-Year Green Card Path
Standard naturalization for permanent residents who have held their green card for 5 or more years.
Check eligibilityBecome a U.S. Citizen with Confidence
Immiva walks you through every N-400 question in plain English, checks your answers against USCIS requirements, and flags issues before you file. All for $129.
Check My Eligibility – FreeTakes 2 minutes · No signup required
$129All-inclusive price
12Pre-filing checks
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2026USCIS rules current
Eligibility Paths
Which naturalization path are you on?
Immiva supports all N-400 filing categories. Start a free eligibility check to confirm your path and timeline.
3-Year Marriage Path
For green card holders married to and living with a U.S. citizen for 3 or more years.
Check eligibilityMilitary Service Path
Expedited naturalization for current or former members of the U.S. armed forces.
Check eligibilityWhat You Get
Everything to file with confidence
Answer plain-English questions. We handle the legal formatting, error checking, and document prep.
Plain-English Guidance
Every USCIS question explained in language you understand. No legal jargon, no guesswork.
Pre-Filing Verification
Automated checks catch errors that get applications rejected or delayed before you print.
Physical Presence Calculator
Track your trips abroad and verify you meet the USCIS continuous residence requirements.
Personalized Document Checklist
A list of supporting documents tailored to your specific situation and filing category.
Complete N-400 Filing Packet
Form prep + pre-filing verification + documents + instructions. Pay only when you're done.
$129 / application
Start Free Eligibility CheckN-400 Guides & Resources
Learn before you file
Everything you need to understand about the naturalization process, written in plain English.
Interactive Tool
N-400 Physical Presence Calculator
Track your trips, calculate physical presence days, and find your earliest safe filing date.
Open calculator →Step-by-StepN-400 Guide: How to Apply for U.S. Citizenship
Complete walkthrough of the naturalization process from eligibility to oath ceremony.
Read guide →EligibilityN-400 Physical Presence Requirements
Understand continuous residence and physical presence rules before you file.
Read guide →CostN-400 Costs Explained: Filing Fees & Alternatives
Full breakdown of USCIS fees, biometrics costs, and how to save on attorney fees.
Read guide →ChecklistN-400 Document Checklist 2026
Everything you need to gather before submitting your citizenship application.
Read guide →Self-FilingFiling N-400 Without a Lawyer
When you can file solo, when you need help, and how guided prep saves thousands.
Read guide →InterviewN-400 Interview Questions 2026
What USCIS officers ask during the naturalization interview and how to prepare.
Read guide →