
Free Online Calculators for Finance, Health & Math | RealCalculators
Free collection of 48 online calculators for finance, health, math, and everyday needs.
@avinashraj61815 · X
i vibe coded this week
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Free collection of 48 online calculators for finance, health, math, and everyday needs.
@avinashraj61815 · X
i vibe coded this week

Calculate portfolio rebalancing strategies and tax-optimized allocation decisions.
@mvo_guy_travis · X
I've noticed an explosion of new (free) financial tools from relatively amateur sources. Is this the vibe coded future?

Vote on real-time polls and analyze results by demographic to see how opinions shift.
dgerken · HN
I rebuilt my 2000s polling site with an AI running the editorial desk

Track expenses, income, accounts, and budgets with recurring rules.
@umarbashir · X
I just shipped my first ever SaaS product. It's a small personal fiance tracker especially to manage expense , incomes, loans, subscriptions, and set budgets for your expenses. You can find it here:

Track spending, savings, and net worth to build better money habits.
@tufifteen · X
Despite the importance of personal finance nobody tracks their money habit just their income and expense. Meet that combines both

Track live crop prices, record harvests, and manage farm operations in one platform.
@Agrolease · X

Check if your trip fits your budget using live flight and hotel pricing data.
u/DilDaNiMaada_5911 · Reddit
Verdict-first travel tool — monetizing via affiliate links that only appear AFTER you've decided. Does this model hold? TripVerdict gives an honest "does this trip fit your budget" verdict from live flight/stay data. The wedge: every competitor (OTAs, AI planners) monetizes bookings, so their incentive is to make every trip look bookable. Mine shows booking links only post-decision, clearly disclosed — the bet is that independence is the moat and the trust earns the click. Early signal:

A public experiment: starting from €0 and trying to reach €1 billion. Documenting the wins, failures and everything in between.
@IWANNABERxyz · X

Track and manage your stock, ETF, and fixed-income investment portfolio with automatic quotes and generate PDF/Excel reports.
@nkrbrasilmix · X
Check out what I just built with Lovable!

Discover underserved market gaps and business opportunities using AI analysis.
u/Bootfit · Reddit
Building is easier than ever but knowing what to build isn’t. Hello everyone - I’d like to show you the MVP of my new website http://Undersrvd.com Undersrvd grew from a problem I was trying to solve for myself. I’d been poking different AI engines for a while trying to get them to recognise signals in news stories etc that could point to the next big thing on the horizon - the next fad, fidget spinners, Labubu etc - trying to get ahead of the game. When they couldn’t come up with anythi

Generate your Korean Four Pillars astrology chart as a shareable trading card.
@bbaebae123 · X
Palja - Korean Four Pillars astrology turned into shareable 'trading cards.' Pull your chart, get a rarity score (1 of 518,400 combos), flex it like a Pokemon card. Built for K-pop/K-drama fans.

Track expenses and income by chatting with an AI financial assistant.
@rafael18209012 · X
Check out what I just built with Lovable!