이온수기: when to buy in Korea — cheapest month and demand peak

이온수기 demand is lowest in Dec and highest in Aug. Buy around Dec for the least competition; sellers prepare ads and stock before Aug. 12-month range 40.7p, year-to-year correlation 0.18 (irregular), last 12 months vs prior 12: -17.9%.

Overlay up to 3.

JanFebMarAprMayJunJulAugSepOctNovDecCheapest monthDemand peak
이온수기7372736575648010076726559DecAug
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12-month demand calendar

Click demand over the last 36 months averaged by calendar month (max = 100).

Jan73
Feb72
Mar73
Apr65
May75
Jun64
Jul80
Aug100
Sep76
Oct72
Nov65
Dec59
Cheapest monthDecDemand peakAug
Range40.7pRepeats yearly0.18 (no)
YoY-17.9%Path디지털/가전 > 생활가전 > 이온수기

36-month trend

202420252026

Buyers (last 12 months)

Categories women in their 60+ buy most →

Age

10s0.2%
20s1%
30s6.1%
40s18.3%
50s33.7%
60+40.8%

Gender

Women57.5%
Men42.5%

Device

PC10.6%
Mobile89.4%

Data as of: 2023-10-01 ~ 2026-09-30 · NAVER Shopping Insight

How to use

1. Search a category

Type a product type to find it among 2,353 NAVER Shopping categories.

2. Read the calendar

The lowest month in the 12-month index is the time to buy; the highest is the time to sell.

3. Compare and save

Overlay up to 3 categories, download CSV or share the link.

FAQ

When is 이온수기 cheapest to buy?

Dec, the lowest-demand month. Sellers compete harder in low months, so discounts and promotions increase.

When should sellers prepare?

One to two months before the Aug peak. Main buyers: 60+ women, Mobile share 89.4%.

Data

NAVER DataLab Shopping Insight category click trend, monthly. Refreshed every month.

Index

36 months of clicks averaged by calendar month, scaled so the maximum is 100. Not an absolute comparison between categories.