BEST
B-01
Web SaaS
Subscription B2B services — planning, design, development, and operations under one roof.
₩50M~
WONLAB · 2026 Lineup
Where every
product begins.
A full-stack product builder — designed in Korea, operated in Japan
Start a projectWONLAB builds and operates web SaaS, ERP, and mobile apps. Designed in Seoul, operated in Tokyo.
Best Products
What we do, in four areas.
Web SaaS, ERP, mobile, and custom builds. One full-stack team serving two markets.
Popular
B-02
ERP Systems
Custom ERP for Korea and Japan workflows — sales, finance, HR, and production.
₩120M~
B-03
Mobile Apps
iOS · Android · cross-platform. From design to store release.
₩40M~
NEW
B-04
Custom Builds
New products built together with a dedicated PM-led team.
₩80M~
About
We don't outsource.
We build.
WONLAB is a product company, not an agency. Everything we learn from building and running our own services goes straight into yours.
Designed in Korea, sold and operated on the ground in Japan. If you need a team that understands both markets, WONLAB is the answer.
Point 01
Two markets, one team
Design in Seoul, sales and ops in Tokyo. One team owns both markets.
Point 02
Product DNA
Know-how from running our own products goes straight into your next one.
Point 03
End-to-end
Planning, design, development and operations under one roof — fewer handoffs.
Collection · 6 Items
The full collection.
BEST
S-01
Web SaaS
Subscription B2B services — planning, design, development, and operations under one roof.
₩50M~
Popular
S-02
ERP Systems
Custom ERP for Korea and Japan workflows — sales, finance, HR, and production.
₩120M~
S-03
Mobile Apps
iOS · Android · cross-platform. From design to store release.
₩40M~
NEW
S-04
Custom Builds
New products built together with a dedicated PM-led team.
₩80M~
S-05
Market Entry
Localization, payments, tax and legal for entering Korea or Japan.
₩30M~
S-06
Managed Ops
Servers, security and CS after launch — every month, side by side.
₩8M~/mo
Customer Reviews
What clients say.
Stories from the teams we've worked with. (Sample reviews)
They don't work like a vendor — they build our product as if it were their own. When we entered Japan, they handled payments and tax from day one.
K. Tanaka
CEO · Wholesale distributor
They swapped our old ERP without stopping the business. Not a single store or HQ hiccup.
Sumin Chung
Ops Director · Manufacturer
One team handled the Korea–Japan launch end to end, so we could focus on our business.
H. Sato
Product Lead · Bio startup