更快做决定。
效率与生活方式
Reddit 启发的计算器和日常决策辅助——艾森豪威尔矩阵、加权决策矩阵、站会选择器、家务轮盘、咖啡休息成本、邮件回复时间影响、加薪计算器、披萨配料投票、骰子和卡片、彩票概率、宠物年龄换算、步数热量、统计、百分比变化、三角形、3D 体积、GPA、APR/APY。
36 个工具可用
专注 & 规划
艾森豪威尔矩阵、加权决策矩阵、站会选择器、家务轮盘、休息成本 — 来自 r/productivity、r/ADHD、r/getdisciplined、r/sysadmin 的回答。
日常生活 & 玩乐
披萨配料投票、骰子、随机卡片、彩票概率、宠物年龄、步数、缝纫与纱线 — 来自 r/family、r/boardgames、r/kids、r/crafting 的快速收获。
数学 & 统计
平均/中位数/众数/标准差、百分比变化、勾股定理三角形、3D 体积、GPA、APR↔APY — 回应 r/statistics、r/learnmath、r/datascience 和 r/finance 的“如何计算”讨论。
Eisenhower Matrix Sorter
Sort tasks into Do / Schedule / Delegate / Drop quadrants instantly.
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Weighted Decision Matrix
Pick between 2–6 options using a weighted score across your criteria.
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Standup Meeting Picker
Randomly pick who goes first in your standup or icebreaker.
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Family Chore Wheel
Spin a wheel to assign weekly chores fairly across the family.
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Coffee & Snack Break Cost Calculator
See how much your daily coffee / snack break actually costs per year.
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Email Response Time Estimator
Estimate the impact of slower email reply times on your business or team.
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Raise / Salary Increase Calculator
See the true after-tax impact of a raise, and compare percent vs flat dollar offers.
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Pizza Topping Voter
Pick the right pizza order for the whole group with one tap.
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Dice Roller (d4 / d6 / d8 / d20)
Roll any polyhedral die or a batch of dice, with totals and history.
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Random Card Picker
Draw random cards from a standard 52-card deck (with or without jokers).
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Lottery Odds Calculator
See your real odds of winning Powerball, Mega Millions, EuroMillions, and more.
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Pet Age Converter
Convert a pet's age to human years for dogs, cats, rabbits, and hamsters.
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Walking Steps & Calorie Calculator
See how many steps you took in miles and the calories you burned.
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Statistics Calculator
Compute mean, median, mode, range, variance, and standard deviation for any dataset.
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Percentage Change Calculator
See the percent change between any two numbers (with direction).
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Triangle Calculator (Sides / Area / Angles)
Solve any triangle given 3 known sides or 2 sides + 1 angle (Law of Cosines / Sines).
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3D Volume & Surface Area Calculator
Compute volume and surface area for spheres, cubes, cylinders, cones, and pyramids.
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GPA Calculator (Weighted & Unweighted)
Compute weighted and unweighted GPA on a 4.0 / 4.5 / 5.0 scale.
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APR ↔ APY Converter
Convert between APR and APY for any compounding frequency.
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Concert Total Cost
Total cost of a concert night including fees and travel.
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Pet Food Portion
How many cups of kibble per day for your dog or cat?
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Moving Truck Size
Right-sized moving truck or container for your move.
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Roommate Rent Split
Split rent fairly by room size and amenities.
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Cleaning Schedule & Cost
How many minutes per week to keep a tidy home — and what a pro would charge.
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Party Drinks to BAC
Pace your drinks at a party to stay under a target peak BAC.
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Commute Cost Comparison
Annual cost of car vs transit vs rideshare for your commute.
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Pool / Tub Fill Time
How long to fill a pool, tub, or tank — and the water bill.
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Credit Card Payoff Time
How long until your credit-card balance is gone, and how much it costs.
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Betting Odds & Vig
Decode the bookmaker's spread and find the real implied probability.
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Prescription Cost
Monthly + annual cost of a prescription.
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日托 vs 保姆 ROI
确定税后收入最高的育儿方式。
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每日营养素评分
由宏量营养素得出一餐的每日营养素评分。
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独立电影预算
估算制作与后期预算。
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护照实力排行
比较两本护照的免签/落地签/eTA 数量。
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首次约会预算估算
按城市与风格估算现实的首次约会预算。
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宏量营养素平衡评分
为一餐的宏量营养素平衡打分。
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