Japan Mortgage Calculator

KUMU STUDIYA, OSOO · Finance

Free

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
New version 1.0.1 → 1.0.3

Minor improvements and bug fixes.

About

A clear, easy-to-read simulator for Japanese home loans (住宅ローン). Enter the loan amount, interest rate and term to see your monthly payment instantly. Main features - Real-time monthly payment (no calculate button) - Equal-payment (annuity) and equal-principal methods - Bonus payments (twice a year) - Rate presets: variable, 10-year fixed, Flat 35 - Prepayment simulation (term-reduction / payment-reduction) - Mortgage tax deduction estimate - Variable-rate rise simulation (5-year / 125% rule) - Refinance comparison with break-even - Borrowing capacity from income, property-price to loan-amount - Repayment schedule with balance chart, save & compare plans, share as image Free, no ads, no registration, works offline. Dark mode supported. Note: results are estimates. Please confirm the actual repayment amount with your financial institution.

What's new · 1.0.3

Minor improvements and bug fixes.

Details

ReleasedJul 2026
UpdatedJul 2026
Version1.0.3
Size1.7 MB
RequiresiOS 17.0 or later
Age rating4+
LanguagesChinese, English, French, German, Indonesian, Italian, Japanese, Korean, Portuguese, Russian, Spanish
PriceFree
Categories FinanceUtilities
Bundle IDcom.kumustudiya.mortgagejp