Commerce · alternatives · 2026

24 alternatives to PennyTurn

Free profit calculator for Vinted, eBay & Depop

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Sales Likelihood Calculator▲574

   Learn more about sales w/ this free game

   2024 · objections.dog · its alternatives →

2. 2
   TAM Calculator by Clearbit▲229

   Understand your market and audience potential, for free

   2022 · clearbit.com · its alternatives →

3. 3
   eRevenue▲55

   E-commerce platform profit calculator

   2021 · apps.apple.com · its alternatives →

4. 4
   UK Reseller Profit Calculator 2026

   Free UK profit calculator for eBay and Vinted

   Sep 2026 · resellerfees.co.uk · its alternatives →

5. 5
   Reseller Profit Calculator

   Find resale value by model number and calculate flipping

   Mar 2026 · resellerprofitcalculator.com · its alternatives →

6. 6
   Underpriced - The #1 Price Checker App▲6

   Flip Smarter. Skip Faster.

   Jan 2026 · underpriced.app · its alternatives →

7. 7
   Dropshipping Profit Calculator▲13

   Instant profit calculator for dropshippers

   2025 · its alternatives →

8. 8
   FlipMate▲3

   Track your reselling profit & stay HMRC ready — free

   Jun 2026 · flipmate.app · its alternatives →

9. 9
   OpenStartup ▲37

   Instant profit & pricing calculator for small businesses

   Apr 2026 · openstartup.xyz · its alternatives →

10. 10
    MarginPilot

    Free profit calculators for marketplace sellers

    Jul 2026 · marginspilot.com · its alternatives →

11. 11
    feeBay - eBay Fee Calculator▲6

    Simple eBay Profit & Fees Calculator

    2020 · chromewebstore.google.com · its alternatives →

12. 12
    The Vault▲3

    Automated Vinted deal alerts with profit tracking

    Jul 2026 · jjevault.com · its alternatives →

13. 13
    SellerSum▲2

    Free fee & profit calculators for eBay, Etsy, PayPal, Stripe

    Jul 2026 · sellersum.com · its alternatives →

14. 14
    Profit Per Order▲1

    Free ecommerce profit calculators with visible formulas

    Aug 2026 · profitperorder.com · its alternatives →

15. 15
    Simple Crypto Profit Calculator▲6

    A simple, informative profit calculator for all coins.

    2018 · its alternatives →

16. 16
    Template Pricing & Profit Calculator▲2

    Free interactive tool to find your creator freedom number

    Jun 2026 · launchpaddigital.gumroad.com · its alternatives →

17. 17
    MyReseller▲5

    Scan any item — instantly know if it's worth flipping

    Jul 2026 · apps.apple.com · its alternatives →

18. 18
    SellerProfitMargin▲4

    Free, zero-signup profit calculator for 6 major marketplaces

    Jun 2026 · sellerprofitmargin.com · its alternatives →

19. 19
    FlipperHelper▲4

    From car boot to eBay — track every flip's real profit

    May 2026 · flipperhelper.app · its alternatives →

20. 20
    UK Seller Fee & VAT Calculator▲1

    Calculate eBay, Vinted fees and UK VAT profits instantly

    Aug 2026 · duckcoupon.co.uk · its alternatives →

21. 21
    Free Finance Tools▲1

    25+ premium, ad-free calculators for modern e-commerce.

    Jul 2026 · financetoolsfree.com · its alternatives →

22. 22
    Flipr▲11

    Make reselling easy again, just buy low, sell high.

    2025 · flipr.lovable.app · its alternatives →

23. 23
    Herminox▲3

    Free Amazon calculators — no signup, runs in your browser

    Jul 2026 · herminox.com · its alternatives →

24. 24
    FlipCheck▲6

    Real eBay comps + profit math before you buy resale

    Jul 2026 · flipcheck.chadmichaelco.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →