Collectibles Tools
9 free collectibles utilities. No signup, no ads, instant results.
Card Grading Profit Calculator
Is grading your card worth it? Calculate profit and ROI across PSA, BGS, SGC and CSG. Includes eBay fee breakdown and grader comparison.
Whatnot Seller Fee Calculator
Calculate your Whatnot commission, payment processing fees and net payout by category. Side-by-side eBay comparison included.
Grading Company Comparison
PSA vs BGS vs SGC vs CGC — fees, turnaround times and resale value side-by-side. Personalised grader recommendation included.
Card Flip ROI Calculator
Calculate exact profit after eBay fees, shipping and costs on any card flip. Multi-platform comparison and break-even calculator built in.
Card Box Break Calculator
Price your break spots to cover box cost, platform fees and shipping. See profit at 50%, 75% and 100% fill rates. Whatnot and eBay fees built in.
eBay Best Offer Calculator
Calculate your break-even offer and get an Accept, Counter or Decline recommendation for any eBay Best Offer. Full profit breakdown at every price level.
Panini Sticker Album Calculator
Calculate how many packs and how much it costs to complete any Panini album. World Cup 2026, Premier League, Champions League. Swap savings included.
Pack Break EV Calculator
Calculate expected value for any trading card box break. Pokémon, sports cards, football cards. See EV per pack, net profit after fees, and bear/base/bull scenarios.
Pokémon TCG Pocket Pull Calculator
Calculate your odds of pulling Crown Rares, Immersive Rares, God Packs and more. Based on official in-game pull rates. See packs needed for any target probability.
Professional Utilities: Instant, Free, and Secure
ToolStack was built to eliminate the friction from everyday digital workflows. We provide a comprehensive suite of professional utilities designed to save you time, reduce errors, and improve the quality of your output. We firmly believe that essential tools should be freely accessible, which is why we never hide features behind paywalls or demand account registrations.
Every tool in this category has been rigorously engineered to prioritize speed and privacy. Where possible, logic is executed entirely on your local device—meaning your data remains yours. For our AI-assisted features, we utilize enterprise-grade APIs to ensure maximum accuracy and reliability. Explore the tools above to streamline your daily tasks.