ILR Calculator UK is a free online platform designed to help individuals calculate their eligibility for Indefinite Leave to Remain (ILR) in the United Kingdom using the latest UK Home Office Immigration Rules. The website provides accurate and solicitor-reviewed ILR calculators covering qualifying periods, continuous residence, 180-day absence limits, and the 28-day early application rule under Appendix Continuous Residence.The platform supports multiple UK visa categories including Skilled Worker, Health and Care Worker, Spouse Visa, Global Talent, Innovator Founder, UK Ancestry, Investor, and 10-Year Long Residence routes. Users can instantly calculate their earliest ILR application date, track absences from the UK, and verify continuous lawful residence without registration or data storage.ILR Calculator UK offers free immigration tools built around official Home Office guidance, helping applicants understand settlement eligibility requirements, ILR application timelines, permanent residence rules, and pathways to British citizenship. All calculators are mobile-friendly, browser-based, and updated regularly to reflect the latest Immigration Rule changes and Home Office fee updates.