其他3 days ago
calculate.at — 305+ Calculators, No Signup Required
Every calculator you'll ever need for money, health, math, and everyday conversions — worked examples included, nothing to sign up for.
@calculate_at · X
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Every calculator you'll ever need for money, health, math, and everyday conversions — worked examples included, nothing to sign up for.
@calculate_at · X
免费计算器帮助购房者在提交报价前深入理解报价。
u/Offer-Buildr · Reddit
I built a free suite of home offer calculators because I felt that most mortgage calculators answer the wrong question I started and run a small free tool called "Offer Buildr" that helps homebuyers understand an offer before their agent writes it. The core builder turns a listing price into true monthly cost and cash to close, then walks the ten decisions in an offer and prints a one page summary to hand your agent. Last week I shipped the piece I wish I had started with: five single-ques
Use fast calculators and browser-local utilities for AI costs, local hardware, automation, website planning, and everyday decisions.
@Erko95261453 · X
Stud & Slab：免费的 DIY 家居计算器，包括木工、露台、混凝土和干墙等。
u/CaboWabo55 · Reddit
Built a DIY calculator site in a weekend — betting on "boring tools" over content After my last project (an AI debate platform) got rejected by AdSense for "low value content," I went the opposite direction: no content treadmill, no AI features, no backend. Just genuinely useful calculators. studandslab.com — 10 free calculators for woodworking and home projects (board feet, stair stringers, concrete, drywall). Everything runs client-side, so hosting is free and every visitor costs me $0.
计算抵押贷款、贷款、税款和储蓄的在线计算器
@darsh0891 · X
Meet CalcyFinance — the simple way to track your budgets, monitor spending, hand actually hit your savings goals without the headache. Stop guessing where your money goes. Try it out: 👍 #PersonalFinance #Budgeting #Fintech #buildinpublic
免费在线计算多国印花税和房产转让税，覆盖英国、印度、澳大利亚、新加坡和加拿大。
@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
Free Etsy profit calculator that includes fees, offsite ads, materials, packaging and your labor. Compare pricing scenarios and export PDF/CSV — no signup.
@5150_MadMan · X
Check out what I just built with Lovable!
用于分析创业和营销指标的免费AI计算器
@NAVNEET_CODES · X
Free AI, startup, and marketing calculators built for founders, marketers, students, and business professionals.
计算应用栈何时超出AI、托管、数据库等免费层。
@K_dev001 · X
Vibe coding makes launching an app almost free. Running it is another story. I built to calculate your full AI + app stack costs and show which free tier breaks first. Sourced pricing. No signup. No guessing. ->
在浏览器中计算圆周率，查找你的生日在其中的位置。
loveleyla2013 · V2EX
在线求 π 任意位的小工具，可以查到你的生日在 π 的多少位 ## 网页： https://roy2100.github.io/pi-calculator - 纯本地计算，用的 GMP 的 wasm 版本 - 如果你在网站上计算 PI 的 10000 位，理论上可以找到你的 4 位数生日 - 如果你在网站上计算 PI 的 1,000,000 位，理论上可以找到你的 6 位数生日 - 有兴趣的可以试试，还可以测试你的 CPU 单核性能 <img src="https://i.imgur.com/O9fTtni.jpeg" hight="200"></img>
输入尺寸计算混凝土用量(立方码、袋装、立方米)。用于露台、基础、车道等小型项目。
taylormichellebf · V2EX
做了一个免费的 Concrete Calculator，帮 DIY 用户估算混凝土用量 最近做了一个英文站：The Concrete Calculator 地址： https://the-concrete-calculator.com 它主要解决一个很具体的问题：用户在做 patio 、shed base 、walkway 、slab 这类小型混凝土项目时，不知道该 买多少混凝土、多少袋，或者该订多少 cubic yards 。 目前支持： - Concrete Slab Calculator - Concrete Pad Calculator - Concrete Yard Calculator - Concrete Bag Calculator - waste factor - cubic yards / cubic feet / cubic meters - 简单材料成本估算 做这个站的原因是我发现很多英文混凝土计算器要么广告太重，要么结果不够直观。这个版本尽量把核心计算和 单
为印度HR团队设计的免费薪资计算器，支持EPF、ESI、PT和TDS等计算。
@TusharArora89 · X
A free LOP splitter, salary proration, and PF ECR file generator for Indian payroll teams. Built around my own day job in payroll. No login, no ads. Already getting real usage across 8+ countries.