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Start here · Address lookup
One address, every check
Enter an address once and run everything together — market medians, fair price, deposit risk, and live auction listings — with links into each full tool, prefilled.
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Ondol tools
Check before you sign.
Every figure below comes from Korea's official transaction records — sourced and dated, in plain English.
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F5 · Market data
Market dashboard
Median sale, jeonse, and wolse prices across all 25 Seoul districts — from 300,000+ official transactions, by neighborhood and month.
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F3 · Fair price
Price fairness check
Enter a listing's deposit or rent and see where it sits against real transactions in the same area.
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F2 · Deposit risk
Deposit safety check
Enter a jeonse deposit and see how exposed it is against what similar homes actually sold for — the ratio behind Korea's deposit-fraud cases. Always an estimate.
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경매·공매 · Auction check
Is this home being auctioned?
Check whether a property anywhere in Korea is currently in a court or public auction — the single biggest red flag before you hand over a deposit.
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F6 · Support
Support navigator
The programs you can actually use as a foreigner — eligible, conditional, or excluded, with alternatives.
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F1 · AI assistant
Ask the assistant
Chat in your language about jeonse, deposits, and prices. Answers are grounded in the official record — it runs the same checks as the dashboards for you.
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F4 · Neighborhood finder
Where fits your budget
Set a budget and profile — student, professional, family — and see Seoul's districts ranked by how many real deals closed within it, with best-fit neighborhoods.
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