
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

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

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

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
![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!

Manage equipment rentals, payments, and inventory tracking in one system.
@ShakibMd93031 · X
Built an Equipment Rental Management System to simplify rentals, payments, and equipment tracking. Looking for businesses interested in a demo or a customized solution.

Automatic, private day-counter for tracking tax residency and Schengen visa limits.
@VladClaudes · X
- autopilot for viral short videos (TikTok, YouTube, Instagram) - I use it as one of GTM tools for other products - country stay days counter for visa, tax and residency purposes <3

Paste n8n or Make workflow JSON to get an instant analysis report on reliability, cost, and security.
@dash12_dev · X
analyzes n8n workflows and Make scenarios, finding breakpoints, cost risks, and hidden reliability issues.

Scan grocery receipts to find savings opportunities like price gaps and discounts.
@Qintarisapp · X

Automatically route each prompt to the cheapest capable model to cut API costs.
u/ASDKING100 · Reddit
Launched an AI API router tonight, and found a bug hours in that would've taken real payments without ever upgrading the account Built LLMLite over the past few weeks — it classifies each prompt and routes it to the cheapest model that can actually handle it, instead of hitting GPT-4o for everything. Free tier, no card needed to try it. Tonight, right as I was about to launch, ran a real transaction to test the payment flow end to end. Paddle processed it, webhook fired, signature verified

Track brokerage splits, tax reserves, mileage, and take-home pay for real estate commissions.
u/dayngerous78 · Reddit
Sharing my side project - Real Estate Commission Planner Highly doubt anyone here would have use for this specific niche app but this is for sharing side projects so decided to share mine to other builders. The stack is pretty simple with tailwind, nextjs, supabase with google auth. My wife is a real estate agent and the tough part are keeping up with GCI vs net, taxes, expenses and even year over year stats. This handles it all. A lot of brokerages have software to use for th

Score any of 8,000+ US stocks instantly to see if it's worth buying.
@PabloDevelops · X
making investmens easy