85 tools

Work & Productivity

Text counting, case conversion, timesheets, hourly rates, random data and small office utilities.

Work & ProductivityWord and Character CounterCount words, characters, sentences, paragraphs and reading time as you type.
Work & ProductivityPassword GeneratorGenerates random passwords from the character sets you choose, with the entropy in bits.
Work & ProductivityHourly Pay CalculatorGross pay from hours worked, hourly rate and overtime at a premium.
Work & ProductivitySalary ConverterTurn an annual salary into monthly, weekly, daily and hourly figures.
Work & ProductivityColour PickerPick a colour and get it back as five tints and shades, ready to paste into a stylesheet.
Work & ProductivityLorem Ipsum GeneratorPlaceholder paragraphs of any length, with the classic opening if you want it.
Work & ProductivityColour Palette GeneratorBuilds a five-colour palette from one base colour using the classic harmony schemes.
Work & ProductivityText Case ConverterSwitch text between upper, lower, title, sentence, snake and kebab case.
Work & ProductivityUUID GeneratorVersion 4 UUIDs in the standard 8-4-4-4-12 form, ready to paste.
Work & ProductivityAspect Ratio CalculatorResize an image or video while keeping its proportions, with the simplified ratio.
Work & ProductivityColour ConverterHex, RGB and HSL for a colour, with its complementary and the contrast against black and white.
Work & ProductivityColour Contrast CheckerThe WCAG contrast ratio between two colours, and whether it passes AA or AAA at the text size you are using.
Work & ProductivityGrade Needed CalculatorThe mark you need on the final assessment to reach a target average.
Work & ProductivityInvoice Line Total CalculatorLine total with quantity, unit price, a discount and VAT, showing each step.
Work & ProductivityText Difference CheckerPut two versions of a text side by side and see exactly which lines were added, removed or left alone.
Work & ProductivityUsername GeneratorReadable usernames made from two word lists, with or without a trailing number.
Work & ProductivityFind and ReplaceSwap one piece of text for another everywhere it appears, with control over capitals and whole words.
Work & ProductivityFreelance Rate CalculatorThe hourly and day rate you need to charge to reach a target income.
Work & ProductivityTime Card CalculatorHours worked between two clock times, less the break, with the pay and the weekly total.
Work & ProductivityDecision Matrix CalculatorScore several options against several criteria, weight the criteria by how much each one matters, and get a ranking instead of an argument.
Work & ProductivityDaily Target CalculatorHow much you have to do each day to finish on time, how long your current pace would actually take, and how far the two are apart.
Work & ProductivityExtract from TextPull every email address, link, number, hashtag or mention out of a block of text, with the duplicates removed.
Work & ProductivityPIN GeneratorRandom numeric PINs of any length, with how many combinations exist and the entropy.
Work & ProductivityEisenhower Matrix GeneratorSort a list of tasks into do now, give it a date, hand it over and let it go, from an urgency mark and an importance mark.
Work & ProductivityTrue Cost of an EmployeeYearly and monthly cost of a salary once employer contributions and extras are included.
Work & ProductivityReadability CalculatorThe Flesch Reading Ease score and the school grade it corresponds to, with the sentence and syllable measurements behind them.
Work & ProductivityText CleanerTidies pasted text in one go: extra spaces, ragged ends and blank lines all removed.
Work & ProductivityTest Score CalculatorExam percentage from correct answers, the mark on any scale, and how many answers a pass needs.
Work & ProductivitySales Commission CalculatorCommission above a sales threshold, total pay with the base, and the effective rate on all sales.
Work & ProductivityOvertime Pay CalculatorTotal pay across normal hours and two overtime bands, with the effective average rate.
Work & ProductivityText Similarity CheckerHow alike two texts are, letter by letter and by the words they share, with the exact number of edits between them.
Work & ProductivityTime Allocation CalculatorDivide the hours you actually have between the things you want to do, in proportion to how much each one matters.
Work & ProductivityWord Frequency CounterHow many times each word appears in a text, from the most common down, with its share of the whole.
Work & ProductivityHoliday Entitlement CalculatorHow many days off you have earned so far this year, how many you have left, and what a full year would give you.
Work & ProductivityRemove Empty LinesTake the blank lines out of a block of text and leave everything else exactly as it was.
Work & ProductivitySort Text LinesPuts a list of lines in alphabetical order, reverse order, or from shortest to longest.
Work & ProductivityTyping Speed CalculatorGross and net words per minute from a timed passage, with accuracy and characters per minute.
Work & ProductivityMeeting Cost CalculatorWhat a meeting costs in salary terms, per occurrence and per year.
Work & ProductivityRemove Duplicate LinesStrips repeated lines from a list and tells you how many went.
Work & ProductivityPassword Entropy CalculatorEntropy in bits for a random password of a given length and alphabet, with a brute-force time estimate.
Work & ProductivitySubnet Mask CalculatorUsable hosts, total addresses and the four octets of the subnet mask for a CIDR prefix.
Work & ProductivityRemove Duplicate WordsKeep the first appearance of every word and throw the repeats away, ignoring capitals and punctuation.
Work & ProductivityRemove Extra SpacesCollapses runs of spaces and tabs to one and trims the ends of every line.
Work & ProductivityFile Transfer Time CalculatorTime to send or receive a file over a connection, allowing for real-world overhead.
Work & ProductivityVideo File Size CalculatorFile size of a video from its bitrate and length, the recording time on a card, and the bitrate that would fill it exactly.
Work & ProductivityConversion Rate and ROAS CalculatorConversion rate, revenue, cost per conversion and return on ad spend from one set of numbers.
Work & ProductivityRemove Line BreaksJoins a text broken across many lines back into one flowing paragraph.
Work & ProductivityBurn Rate and Runway CalculatorMonths of cash remaining, the net monthly burn and how much of costs revenue already covers.
Work & ProductivityPomodoro PlannerHow many focus blocks a task needs, the real time it takes with breaks, and the share of that time spent working.
Work & ProductivityRender Time CalculatorHow long a render will take on a given number of machines, with the total frames, the cost and the real speedup.
Work & ProductivityBillable Utilisation Rate CalculatorShare of hours that are billable, and the effective rate once unbillable time is included.
Work & ProductivityPERT Three-Point Estimate CalculatorExpected duration from optimistic, likely and pessimistic estimates, with confidence ranges.
Work & ProductivityCPM, CPC and CTR Calculator (Advertising)Cost per thousand impressions, cost per click and click-through rate of an ad campaign from its spend, impressions and clicks.
Work & ProductivityDimensional (Volumetric) Weight Calculator for ShippingVolumetric weight of a parcel from its size and the carrier's divisor, the chargeable weight (the greater of that and the real weight), the total volume, and which one you will be billed on.
Work & ProductivityFTE Calculator (Full-Time Equivalent, Pro-Rata Pay and Headcount)Full-time equivalent of a part-time schedule, the pro-rata pay, the FTE of a group, and how many people or FTEs are needed to cover a weekly workload.
Work & ProductivityNPS Calculator (Net Promoter Score)Net Promoter Score from the counts of promoters, passives and detractors, with each group's share and the margin of error of the score.
Work & ProductivityPaper Weight (GSM) CalculatorWeight of a sheet and of a whole ream, from the sheet size and grammage.
Work & ProductivityReverse TextWrites a text backwards, character by character.
Work & ProductivityRoll Length CalculatorLength of material on a roll from its outside and core diameters, with the number of turns, area and weight.
Work & ProductivityBreak-Even ROAS Calculator (Maximum Ad Cost per Order)The return on ad spend you need just to break even on an order, the most you can pay to win one, and the ROAS and cost per order that leave a target profit.
Work & ProductivityCustomer Lifetime Value (LTV) CalculatorHow much gross profit an average subscriber brings in before leaving, how long they stay, and how that compares with what it costs to acquire them.
Work & ProductivityBoxes per Pallet Calculator (Layers, Height and Weight Limits)How many boxes of a given size fit on a pallet, from boxes per layer, layers under the height limit and the weight limit, with the load weight and surface covered.
Work & ProductivityQueue Waiting Time Calculator (M/M/1)Average wait, queue length and time in the system for a single counter, checkout or server with random arrivals, from the arrival and service rates.
Work & ProductivityEarned Value Calculator (CPI, SPI, EAC)Cost and schedule performance of a project from its budget, planned value, earned value and actual cost, with the forecast cost at completion.
Work & ProductivityEmployee Turnover Rate CalculatorStaff turnover for any period and annualised, from the number of leavers and the headcount at the start and end.
Work & ProductivityErlang C Calculator (Call Centre Staffing and Service Level)How well a given number of agents will answer incoming calls: the service level, the chance a caller waits, the average wait and the occupancy, from call volume and handling time.
Work & ProductivityFree Space Path Loss CalculatorPath loss and received signal level for a radio link, from distance, frequency, power and antenna gains.
Work & ProductivityGMROI Calculator (Gross Margin Return on Inventory Investment)How much gross margin each unit of money tied up in stock earns in a period, with the gross margin, its percentage of sales and the stock turns behind it.
Work & ProductivityLittle's Law Calculator (WIP, Throughput, Lead Time)Lead time, work in progress or throughput of any process from the other two, by Little's law — fill in the two you know.
Work & ProductivityMarketing Funnel Calculator (How Many Visitors Do I Need?)Works backwards from the number of customers you want through each conversion step to the visitors, leads and budget required, with the cost per customer and the return on spend.
Work & ProductivityOperating Leverage Calculator (DOL and Margin of Safety)How sensitive profit is to sales: the degree of operating leverage, the break-even point and the margin of safety from units, price, variable cost and fixed costs.
Work & ProductivityRICE Score Calculator (Prioritise Features and Projects)Scores and compares two ideas with the RICE method — reach, impact, confidence and effort — so you can see which to do first.
Work & ProductivityBreak-Even Calculator for Several Products (Sales Mix)The number of units to sell to cover fixed costs when you sell up to three products in a fixed proportion, using the average contribution of the mix.
Work & ProductivitySprint Forecast Calculator (Agile Velocity and Delivery Date)How many sprints and weeks the rest of a backlog will take from your team's velocity, allowing for scope that keeps being added, with best and worst cases.
Work & ProductivityStandard Time Calculator (Time Study: Normal Time, Rating and Allowances)Normal and standard time per cycle from the observed time, the operator's performance rating and the allowance, with the output per hour that standard allows.
Work & ProductivityWSJF Calculator (Weighted Shortest Job First Prioritisation)Weighted Shortest Job First score for two backlog items from their value, time criticality, risk reduction and size, showing which one to do first.
Work & ProductivityReorder Point and Safety Stock CalculatorThe stock level at which to order again, and how much buffer to hold against a bad week.
Work & ProductivityShannon Channel Capacity CalculatorThe theoretical maximum error-free data rate of a channel from its bandwidth and signal-to-noise ratio.
Work & ProductivityEconomic Production Quantity (EPQ) CalculatorThe best batch size for items you make yourself — balancing set-up cost against holding cost while stock builds up gradually — with the cycle, run length and yearly cost.
Work & ProductivityKanban Card Calculator (How Many Kanbans for a Loop)Number of kanban cards or containers needed to keep a production line supplied, from the demand, the replenishment lead time, a safety allowance and the container size.
Work & ProductivityLearning Curve Calculator (Wright's Law, Time per Unit)How the average time per unit falls as repetitive work is repeated, from the first-unit time and the learning rate, with the total time and the number of units to reach a target.
Work & ProductivityNewsvendor Model Calculator (How Much to Order for Uncertain Demand)The best quantity to order for a product you can only buy once before demand is known, from the price, cost, leftover value and the average and spread of demand.
Work & ProductivityViral Coefficient (K-Factor) CalculatorThe viral coefficient of a product or referral scheme from invitations sent and the share that convert, with the users it brings in over a number of cycles.
Work & ProductivityFresnel Zone CalculatorRadius of the first Fresnel zone at any point along a radio path, and the 60% clearance normally required.
Work & ProductivityBradford Factor Calculator (Absence)The Bradford factor used by many employers to measure short, frequent absences, from the number of separate absences and the total days.

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