CalcHub
57+ free, ad-free calculators for finance, math, & health
CalcHub launched on August 22, 2026.
What it does
CalcHub is a free collection of 57 fast, ad free calculators covering finance, health, math, and everyday tools BMI, compound interest, GPA, & more. As a student developer, I built every calculator and page myself to fix what bugs me about existing sites: bloated ads, pop ups, and slow load times. CalcHub requires no sign-up just instant, accurate results. I’d love your feedback! Which calculators are most useful to you, and what should I build next?
57 free educational and utility calculators for finance, health, math, science, and education, no sign-up, with your history and favorites saved automatically.
Finance, math, science, health, education tools, and everyday tools with your history, favorites, and recents saved automatically. With detailed explanations and an FAQ section to help you learn more about the topic, and downloadable PDF exports, and can be used any time of the day by using a dark and light theme Chinese homepage available. Calculator pages are currently in English; Chinese translations are coming soon. Estimate your full monthly home payment, including principal, interest, taxes, insurance, PMI, and HOA fees. Compare loan terms, rates, extra payments, and total interest with a detailed payoff schedule. Calculate semester, cumulative, weighted, and unweighted GPA using your…from calchub-9k8.pages.dev
Does a similar job
all alternatives →
CalculatorBenchJul 2026 · calculatorbench.com · ▲4Free calculators for money, math, and everyday life
MyCalculators.appJun 2026 · mycalculators.app · ▲4200+ free, ad-free calculators for finance, health & math
More work this month
the category →
Endless lofi beats composed live in your browser, over pixel-art nights in Paris, Tokyo, New York, Hong Kong, Sydney, San Francisco and more. Free, no sign-up.
Work · 25d ago · loficities.com
Smooth Recorder▲257Mac screen recordings that look edited when you hit stop
Work · 19d ago · smoothrecorder.com
Work · 13d ago · readrare.com
Source: Product Hunt launch ↗
Launched alongside, August 2026
the whole month →- TL
Life & fun · Aug 2026 · louisabraham.github.io
Clipto MCP▲655Hey HN, We recently built Clipto. It’s a tool that lets you search over terabytes of video, audio, and images on your computer, without relying on the cloud. Motivation: we probably all had this similar experience, we know a moment exists in a video or audio, but finding it takes hours scrubbing the timeline. You can send all the media to process in the cloud, but it’s slow, expensive and raises privacy concerns. So we decided to build our own on-device media search engine. How it works (high level): 1. We ingest video, audio, image; normalize formats via ffmpeg; run content analysis to…
Work · Aug 2026 · clipto.com
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io
Astute▲606Automate your B2B brand going viral, with new media creators
AI · Aug 2026 · company-app.joinastute.com