KSubHub EDITORIAL
Choose with current evidence
Pricing, plan limits, trade-offs, and official policies—organized to help you decide before you pay.
AI · 5
AI guides
Compare assistant subscriptions, research tools, files, coding features, usage limits, and API billing.
ChatGPT Plus vs Claude Pro: price and workflow comparison
Compare two US$20 monthly AI subscriptions by annual billing, research, files, projects, coding, creation tools, usage limits, and separate API costs.
Read guide →Perplexity Pro vs ChatGPT Plus: price and research comparison
Compare two US$20 subscriptions by annual billing, cited search, deep research, files, models, creation tools, voice, images, limits, and API separation.
Read guide →Is Perplexity Pro worth it? A practical plan guide
Compare Standard, Pro, Max, Education, and Enterprise routes by research volume, files, models, and verification needs.
Read guide →Claude Pro price and Free vs Pro guide
Compare the current monthly and annual Pro options with Free by usage, Projects, Research, models, Claude Code, and real workflow value.
Read guide →ChatGPT Plus: pricing and payment guide
What Plus includes, what it does not, and how to troubleshoot common card-payment problems.
Read guide →VPN · 4
VPN guides
Choose by privacy evidence, devices, Korean network use, prepaid totals, renewal, and refund terms.
Surfshark vs NordVPN price: renewal and refund guide
Compare current introductory totals, effective monthly prices, renewal rules, device limits, bundles, tax, purchase channels, and 30-day refund eligibility.
Read guide →ExpressVPN plans and refund rules: a Korea checklist
Compare Basic, Advanced, and Express Pro by device limits, bundles, renewal terms, purchase channel, and refund eligibility.
Read guide →Proton VPN Free vs paid plans for users in Korea
Choose between Free, VPN Plus, and Proton Unlimited by server choice, devices, streaming, P2P, advanced features, payment, and renewal.
Read guide →VPN buying guide for Korea: Surfshark vs NordVPN
Choose by devices, platforms, privacy documentation, trials, refunds, travel use, and renewal terms—not an unverified speed claim.
Read guide →Developer · 5
Developer tool guides
Understand AI coding, hosting, backend, deployment, plan limits, usage billing, and cost controls.
Cursor Pro price: Free vs Pro, Pro+, and Ultra
Compare Cursor Hobby, Pro, Pro+, and Ultra by monthly and annual price, included Agent usage, overage controls, and coding frequency.
Read guide →GitHub Copilot vs Cursor price and AI usage comparison
Compare Free, Pro, and power-user plans by subscription price, AI credits or Agent usage, editor choice, cloud agents, overage, and team controls.
Read guide →GitHub Copilot plans: Free, Pro, and team options
Choose a Copilot plan by editor workflow, AI credits, premium models, overage controls, and organisation policy needs.
Read guide →Supabase pricing explained: plans, compute, and spend caps
Understand organisation billing, project compute, included quotas, overages, and the limits of the Pro spend cap.
Read guide →Is Cursor Pro worth paying for?
Compare the free and Pro plans and decide when an AI coding subscription saves enough time.
Read guide →Productivity · 1
Productivity guides
Compare creative and productivity plans by collaboration, assets, AI features, licensing, and team needs.
Hosting · 2
Hosting guides
Review deployment plans by commercial-use rules, included resources, usage billing, scaling, and cost controls.
Vercel Hobby vs Pro: price, limits, and usage cost
Compare Vercel Hobby and Pro by commercial-use eligibility, the US$20 platform fee and credit, resource limits, seats, and on-demand billing.
Read guide →Railway pricing explained: Free, Hobby, Pro, and usage
Understand minimum monthly usage, included credits, compute, memory, storage, egress, and a practical estimation method.
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