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

Calculate stamp duty and property transfer taxes for UK, India, Australia, Singapore & Canada.
@SinghwalPreet · X
🚀 Just launched I built it to make tax calculations simple, fast, and free—without signups or unnecessary clutter. Waiting for feedback! 🔗 #BuildInPublic #IndieHackers #WebDevelopment #SEO #SideProject #Tax #Finance #NextJS

Track personal finances with AI-powered analytics for budgeting and goal management.
Elias569 · GitHub
fintech-dashboard fintech dashboard for personal finance management which track income and expenses, leverage AI-powered analytics, manage budgets and financial goals, enjoy a dark theme

Calculate how a raise affects your income after benefits cliffs.
@getpapi_ai · X
placed 3rd in the r/vibecoding vibejam 2026. It made me go viral in r/ohio It was my first ever jam entry, I'm also not a developer...or from Ohio. was planned, reviewed, shipped and currently managed by

Chore chart app that gamifies household tasks and tracks allowances for families.
@bendrumin · X
I built nights and weekends as a solo founder. 📱 130+ users worldwide, paying subscribers, zero churn 🤖 Built AI-native with Claude Code + Cursor (React/Supabase) My day job: PM owning 13 partner integrations at a wealthtech CRM, where I cut client onboarding from 4-6 weeks to 1-2. Now looking for my next thing: Integration/Platform PM or technical PM roles. DMs open 👇 #buildinpublic #ProductManagement #hiring #opentowork

Manage invoices, track expenses, chase late payments, and automate tax calculations for freelancers.
@melorexx · X
Let me manage your finance , focus on your work. Get more value...

Speak your expenses to log spending instantly without typing.
@smoothcode97 · X

Calculate home appliance energy consumption and get AI-powered suggestions to reduce your electricity bills.
家电耗电量计算器 — 帮助用户分析家庭电器耗电情况,并使用 AI 给出省电建议

Scan grocery receipts to find savings opportunities like price gaps and discounts.
@Qintarisapp · X
![Grow a Garden Calculator Pet & Value Tool [August 2025] — screenshot](https://onesvibe.app/img/screenshots/growagardencalculator-quest.jpg?w=800&h=500&q=75)
Calculate pet values, mutations, and recipes for Roblox's Grow a Garden game.
Grow a Garden Calculator — 实时计算 Roblox 游戏中水果价值、变异倍率、好友增益等,帮助你快速优化收益!

Issue single-use virtual Visa cards for your AI agents with configurable budgets.
keyserfaty · Product Hunt
Agentcard for companies Give your agent a debit card

Monitor AI API costs from OpenAI, Anthropic, and xAI by connecting provider keys.
@ylin_ · X
So my launch of – the simple, proxy-less AI model cost monitoring software – didn’t generate much response. I said I would build this in public, so here is an update. I am very happy with the app for my own use. It’s everything I want it to be. So even without users, I’m glad I built this just for myself. It’s probably not accurate to say I “launched” this. All I did was publish the app, make a single post on X, LinkedIn and Show HN. That’s not really any sort of distribution effort needed for an app. So I will continue to get the word out regarding Costbase on Reddit, and other places, as well as engaging with X users who have problem with AI cost. (If you guys have ideas, lmk) It’s just a small app, a side project, so I won’t put too much time marketing this before calling it quit. Pre-AI, I’ve always spent so much effort building an app that I don’t have any time left for marketing (I also run an ERP consultancy). Now, building is pretty much automated, so th