Alternatives

Products that do what I wrote a co-founder equity calculator over the weekend does

1. 1MC
   My cofounder and I created a social platform for investment ideas▲157

   2021 · info.utradea.com

2. 2IB
   I built a website for sharing salary info▲186

   2019 · fellowage.io

3. 3
   Capbase Startup Equity Calculator▲187

   Divide up equity fairly with your co-founders

   2022

4. 4
   Startup Equity Calculator▲164

   Figure out how much equity to grant new hires in seconds.

   2014

5. 5
   Equity Calculator▲148

   2% of startup or cushy salary at BigCo

   2014

6. 6IM
   I made a CRM system to make sales fun▲275

   2019 · wobaka.com

7. 7IM
   I made $8000 in one day on the Mac App Store▲190

   2012 · aptonic.com

8. 8BA
   Bateman, a stock trading system I'm working on▲169

   2013 · github.com

9. 9IC
   I created an algorithm to help me achieve Product-Market Fit▲151

   2019 · karma.fm

10. 10
    Kulpulator▲101

    Calculator to help work out how much equity to give advisors

    2016

11. 11VY
    Visualize your vesting equity with a client side calculator▲11

    2016 · firstworldproblem.io

12. 12IB
    I built a free alternative stock data platform▲11

    2020 · quiverquant.com

13. 13MW
    My "weekend" project, an ML dialect and compiler▲68

    2012 · texodus.github.com

14. 14MW
    My weekend project, Realtime Stock News (with sentiment analysis)▲8

    2012 · livelystocks.com

15. 15HM
    Hashtagtee.me – A weekend attempt at passive income▲47

    2013 · hashtagtee.me

16. 16MM
    Made my own expense tracker▲18

    2020 · spendyt.com

17. 17IB
    I built a tax calculator with JavaScript▲7

    2020 · taxmygig.com

18. 18IB
    I built a microlearning app to learn personal finance▲8

    Jun 2026 · finance.usescroll.app

19. 19IM
    I made an LED indicator for my portfolio site▲14

    2021 · circusscientist.com

20. 20IM
    I made a simple portfolio builder▲5

    2024 · designr.ink

21. 21IM
    I made a calculator builder to increase engagement and conversions▲9

    Hi HN, I am a solopreneur in the evenings and a software engineer during the day. In the past, I have created lots of calculators for my web projects and freelancing friends. These were pretty basic, but users always welcomed them. I also used currently available builders, but the problem was that they were either slow, broke on mobile devices, had nonsense page view limits, or were expensive. Some even ticked all those boxes. So I have decided to create my own, with a simple interface, and called it Creative Widgets (if it ever takes off, I plan to add more exciting stuff like charts, etc,…

    2024 · creativewidgets.io

22. 22MS
    My side project is helping me manage my finances▲9

    For years, I have struggled to understand my cash flow and save for the future. In addition to that, my wife has many credit cards and accounts that complicate matters. I am building a tool that connects all our accounts, helps us create a budget, and tracks and adjusts expenses on the fly. I am also sprinkling some AI magic on it for financial suggestions. I am looking for feedback on the implementation. More importantly, I am looking for more beta testers to improve the product.

    2023 · financemadelovely.com

23. 23IB
    I built a tool that analyzes every option contract on the market▲8

    2021 · wheelscreener.com

24. 24IB
    I built a MCP Server for stock analysis (9% alpha vs. VOO)▲6

    Dec 2025 · github.com

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