DEVELOPER GUIDES

Accounts, keys, and guides
you'll need to ship an app

Every app release repeats the same account and API-key procedures. We collected them in one place.
12 guides, each with a step-by-step checklist, common blockers, and official links.

01 · APP STORES & DEVELOPER ACCOUNTS

App Stores & Developer Accounts

APPLE

Apple Developer Account

Required for iOS release. Individual vs. organization, DUNS, $99 annual fee, App Store Connect setup.

$99/year · 1–7 day review

GOOGLE PLAY

Google Play Console

Android app registration. $25 one-time fee, identity verification, 14-day Closed Testing rule.

$25 (once) · 1–3 day review

02 · SOCIAL LOGIN & KOREAN OPEN APIS

Social Login & Korean Open APIs

KAKAO

Kakao Developers

Kakao Login, Maps, Share, AlimTalk. App registration, key hash, consent-item review.

Free · some items reviewed

NAVER

Naver Developers

Naver Login, Search, Papago Translate. Client ID/Secret issuance, callback URL setup.

Free · instant issuance

03 · CLOUD & INFRASTRUCTURE

Cloud & Infrastructure

FIREBASE

Firebase / GCP

FCM push, Auth, Firestore. iOS APNs key upload, Android google-services.json, service accounts.

Spark free · Blaze metered

NCP

Naver Cloud Platform

Naver Maps, CLOVA OCR, SENS SMS. Account creation, access keys, per-product activation.

Sign-up credit · KR cards OK

AWS

Amazon Web Services

Root account hardening, IAM & MFA, access keys, budget alerts, Seoul region — a safe baseline.

12-month free tier · card required

SUPABASE

Supabase

PostgreSQL, Auth, Storage, Realtime. Project setup, RLS policies, key separation.

2 free · Pro $25/mo

VERCEL

Vercel Deployment

GitHub integration, env vars, custom domain DNS, preview deploys, function regions.

Hobby free · Pro $20/mo

04 · PAYMENTS & PG

Payments & PG

TOSS PAYMENTS

Toss Payments Merchant

PG integration: test keys → merchant contract → live keys → webhook & settlement automation.

2–5 day review · 2.5–3.5% fee

PORTONE

PortOne (formerly Iamport)

Multiple PGs behind one API. V2 channel registration, payment verification, webhook signatures.

PortOne free · PG fees only

05 · CUSTOMER SUPPORT & OPS

Customer Support & Ops

CHANNEL TALK

ChannelTalk

Korea's leading live chat. Channel setup, web/app SDK, memberHash, webhook automation.

3 agents free · Pro from ₩39,000

If setup is a headache, we'll handle it all

Developer accounts, API keys, PG merchant contracts — every setup step needed to launch, done at once.

Ask us to handle it

Get a self-estimate

Accounts, keys, and guidesyou'll need to ship an app