BEST
No. 01
Web SaaS
Subscription B2B services — planning, design, development, and operations under one roof.
₩50M~
I need to
possess what works.
WONLAB builds and operates web SaaS, ERP, and mobile apps. Designed in Seoul, operated in Tokyo.
Explore services →A full-stack product builder — designed in Korea, operated in Japan
— WONLAB! 2026
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.
Point 1
Two markets, one team
Design in Seoul, sales and ops in Tokyo. One team owns both markets.
Point 2
Product DNA
Know-how from running our own products goes straight into your next one.
Point 3
End-to-end
Planning, design, development and operations under one roof — fewer handoffs.
BEST · ₩50M~
Web SaaS
Subscription B2B services — planning, design, development, and operations under one roof.
Best Picks · 6 Items
Everyday Just Pick.
Web SaaS, ERP, mobile, and custom builds. One full-stack team serving two markets.
Popular
No. 02
ERP Systems
Custom ERP for Korea and Japan workflows — sales, finance, HR, and production.
₩120M~
No. 03
Mobile Apps
iOS · Android · cross-platform. From design to store release.
₩40M~
NEW
No. 04
Custom Builds
New products built together with a dedicated PM-led team.
₩80M~
No. 05
Market Entry
Localization, payments, tax and legal for entering Korea or Japan.
₩30M~
No. 06
Managed Ops
Servers, security and CS after launch — every month, side by side.
₩8M~/mo
Voice
“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
WONLAB!·2026