Brick CalculatorCount bricks, deduct openings and estimate ordering quantities. Concrete Block CalculatorEstimate facing blocks with adjustable block dimensions. Concrete Volume CalculatorMeasure slab, cylinder and strip pours before ordering concrete. Cement & Concrete Mix CalculatorSplit a nominal volume mix into cement, sand and crush. Mortar CalculatorEstimate joint mortar and split cement and sand quantities. Plaster CalculatorBuild a surface schedule and estimate plaster mix materials. Sand Filling CalculatorEstimate sand filling, truck loads and delivered cost. Crush & Gravel CalculatorMeasure an aggregate layer and estimate volume, mass and cost. Tile CalculatorPlan tile quantities, boxes and room coverage. Paint CalculatorEstimate paint for rooms, selected walls and ceilings. Flooring CalculatorEstimate plank flooring, packs and underlay for multiple rooms. Roof Area CalculatorEstimate flat or pitched roof surface from a footprint. Roof Sheet CalculatorLay out roofing sheets with overlaps and count purchase sheets. Steel Bar Weight CalculatorBuild a bar schedule with lengths, quantities and weights. Rebar Mesh Quantity CalculatorCount specified mesh bars and estimate steel weight. Staircase CalculatorCompare risers and treads and estimate stair flight quantities. Land Area CalculatorMeasure rectangular, triangular or trapezoidal plot areas. Pakistan Area ConverterConvert marla, kanal, square feet and other land area units. Construction Volume ConverterConvert cubic feet, cubic metres, litres and gallons. Excavation & Backfill CalculatorBuild a pit schedule and estimate excavation, spoil and backfill. Water Tank Capacity CalculatorEstimate usable water capacity for three tank shapes. Formwork Area CalculatorSchedule shuttering for columns, beams and slab soffits. Wall Putty CalculatorEstimate putty mass and bags from product consumption. Waterproofing CalculatorPlan coating or membrane quantities from product specifications. Tile Grout CalculatorEstimate joint grout with tile size, joint width and depth. Skirting CalculatorMeasure room perimeters, deduct doors and count skirting pieces. Wallpaper CalculatorEstimate whole drops and rolls with pattern repeats. False Ceiling CalculatorPlan ceiling boards or panels and specified grid lengths. Door & Window Area CalculatorSchedule opening areas and frame perimeter lengths. House Construction Cost CalculatorBuild a floor schedule and compare quoted construction costs. Construction Budget PlannerBuild a bill of quantities with labour, taxes and contingency. Paver CalculatorEstimate paving blocks, bedding sand and edge lengths.

Recipe ScalerScale an ingredient list to new servings or a direct multiplier. Ingredient Weight ConverterConvert ingredient mass and volume with an explicit cup weight reference. Kitchen Volume ConverterConvert cups, spoons and liquid units using your chosen utensil sizes. Kitchen Weight ConverterConvert grams, kilograms, ounces and pounds by weight. Oven Temperature ConverterConvert Celsius and Fahrenheit and apply an editable fan offset. Cake Pan ConverterCompare pan areas or batter volumes to find a recipe multiplier. Batter Volume CalculatorEstimate pan capacity and batter volume from an entered fill level. Dough Hydration CalculatorInclude starter flour and water in the total dough hydration. Baker’s Percentage CalculatorTurn an entered dough schedule into percentages of total flour. Pizza Dough CalculatorFind flour and ingredient weights for a target number of dough balls. Bread Dough Batch CalculatorBuild a dough ingredient schedule for weighed loaves before baking. Roti Dough CalculatorPlan atta and water for weighed roti dough portions. Naan Dough CalculatorScale an entered naan formula by total dough ball mass. Sourdough Starter Feeding CalculatorCalculate feed amounts from retained starter and feeding ratios. Sourdough Recipe CalculatorSplit total flour and water between a starter and the final mix. Preferment CalculatorDivide an entered flour and water formula into preferment and final mix. Dough Portion CalculatorDivide available dough by desired count or target ball weight. Rice Portion CalculatorPlan dry rice and compare an entered cooked yield and water ratio. Daal Portion CalculatorPlan dry lentils and water from your preferred per person quantities. Biryani Batch PlannerBuild an ingredient purchase list from editable per person quantities. Chai Batch CalculatorPlan milk, water, tea and sugar for your chosen serving cup. Spice Mix ScalerScale your spice blend to a target total mass while keeping its proportions. Egg Portion ConverterConvert edible egg quantities to grams for partial recipe portions. Butter and Oil Fat EquivalentCompare masses by entered fat content and show the nonfat difference. Chocolate Blend CalculatorBlend two labelled cocoa percentages to a target weighted percentage. Ganache Ratio CalculatorSplit a target batch into chocolate and cream using your own ratio. Sugar Syrup Ratio CalculatorPlan sugar and water masses for an entered sugar fraction. Recipe Cost CalculatorCost ingredient usage and distinguish it from buying whole packs. Bakery Pricing CalculatorCalculate a price from entered batch costs, saleable yield and margin. Cooking Yield CalculatorCompare measured raw and cooked masses and scale a target cooked amount. Recipe Shopping List PlannerSubtract pantry stock and round the remaining purchase to whole packs. Muffin and Cupcake Batch CalculatorWork out full portions, tray rounds and leftover weighed batter.

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Home Energy Load PlannerBuild an appliance schedule and separate daily energy from connected running power. Essential Backup Load PlannerChoose outage hours for essential appliances and calculate an AC energy budget. Solar Array Size CalculatorEstimate DC capacity from a daily AC energy target and entered sun hours. Solar Panel Quantity CalculatorRound a target array up to whole panels and inspect the resulting DC capacity. Solar Generation EstimatorEstimate AC energy after separate DC losses and inverter efficiency. Monthly Solar Yield PlannerSupply your own monthly sun hours and day counts for a seasonal production worksheet. Battery Backup Runtime CalculatorEstimate steady AC backup hours from battery energy and an entered load. Required Battery Capacity CalculatorWork backwards from a backup load and duration to nominal battery capacity. Battery Bank Series and Parallel CalculatorInspect ideal bank voltage, amp hours and energy from identical battery modules. Usable Battery Energy CalculatorSeparate nominal stored energy, usable DC energy and estimated AC output. Battery Charging Time EstimatorEstimate ideal bulk equivalent charging time from a state of charge change. Charge Current and C Rate CalculatorCompare entered charge current with capacity and a manufacturer supplied current limit. Inverter Running Load Sizing WorksheetCompare simultaneous running loads with an entered headroom allowance. Watts, VA and Power Factor ConverterConvert real and apparent single phase power using the entered power factor. Motor Starting Load WorksheetCombine one starting appliance with other loads already running. MPPT Output Current WorksheetEstimate battery side controller current from an array power allowance. PV String Limit CheckerCompare a proposed series string against entered cold Voc and hot Vmp limits. PV Series and Parallel Array CalculatorCalculate ideal voltage, current and nameplate power for identical modules. Cold Temperature Voc CalculatorApply a signed module voltage coefficient to a colder module temperature. Hot Temperature Vmp CalculatorInspect the operating voltage reduction under an entered hot cell condition. DC Cable Voltage Drop CalculatorEstimate resistive DC drop in a two conductor circuit from an entered conductor area. Solar Loss Chain CalculatorMultiply successive loss factors and see how each stage changes energy. Roof Panel Footprint PlannerFit modules into an entered rectangular usable area in two orientations. Tilted Panel Row Spacing CalculatorCalculate simple geometric shadow clearance for an entered solar elevation angle. Battery Energy Unit ConverterConvert between voltage and Ah, Wh, kWh and electricity units. Battery Option Comparison WorksheetCompare entered purchase costs per usable cycle and throughput energy. Solar Installation Quote BuilderTotal a manually priced bill of materials in PKR without fetching market rates. Solar Self Consumption and Export Savings CalculatorValue entered solar use and exports without assuming a current utility tariff. Solar Simple Payback CalculatorCompare an entered capital outlay with annual net savings. Solar Lifetime Cashflow WorksheetModel annual savings, degradation, maintenance and a one time replacement. Solar Output Degradation PlannerTrack an entered first year yield under a constant annual reduction. Off Grid Energy and Storage BalanceEstimate array and nominal storage for a daily AC demand and autonomy allowance.

Raised Bed Soil CalculatorWork out fill litres, whole bags and PKR cost for one or more beds. Pot Volume CalculatorCompare cylindrical, tapered round and rectangular containers. Potting Mix Ratio CalculatorSplit any volume into your chosen ingredient parts and bag sizes. Mulch Quantity CalculatorConvert uncovered ground and layer depth to loose volume and bags. Compost Top Dressing CalculatorPlan a measured compost layer and delivery weight. Plant Spacing CalculatorCount centre points in a rectangle with explicit margins and compare orientations. Garden Bed Layout PlannerFit accessible parallel beds and internal paths in a garden rectangle. Seed Quantity CalculatorAllow for expected germination, establishment and spare seeds. Seed Tray PlannerAllocate whole trays, cells and seed starting medium. Seed Germination Test CalculatorMeasure a seed lot test and convert the observed rate to a planning count. Seedling Thinning CalculatorCount spaced plants along a row after leaving clear ends. Lawn Seed CalculatorUse the supplier rate for new lawn or overseeding and price whole packs. Turf Roll CalculatorPlan whole rolls, cutting allowance and installed material cost. Crop Water Budget CalculatorConvert entered ETo, crop factor, effective rain and irrigation efficiency to litres. Drip Irrigation Runtime CalculatorMatch a session volume to emitters, measured flow and application efficiency. Drip Zone Flow CalculatorTotal operating emitters across several lines and compare a measured supply. Garden Water Tank CalculatorEstimate usable storage, daily consumption and refill interval. Rainwater Harvest CalculatorEstimate collected rain volume, first flush loss and remaining tank space. Sprinkler Catch Can CalculatorMeasure application rate and low quarter distribution uniformity. Soil Water Storage CalculatorEstimate root zone available water and refill volume from soil measurements. Fertilizer Label Rate CalculatorScale a label application rate to garden area and whole packages. NPK Nutrient Content CalculatorRead N, P₂O₅ and K₂O amounts from a fertilizer label. Nutrient Solution PPM CalculatorCalculate soluble product mass for one entered nutrient target. Liquid Feed Dilution CalculatorScale a product label rate to a final prepared volume. Fertilizer Injector Stock CalculatorScale a final nutrient target to stock tank concentration and draw volume. Sowing and Harvest Date PlannerBuild a date sequence using your seed packet and local growing durations. Succession Sowing PlannerSchedule repeated batches and identify gaps between entered harvest windows. Garden Harvest Yield CalculatorCombine crop areas, entered yield rates and unusable harvest losses. Kitchen Garden Savings CalculatorValue only the usable produce that replaces your shopping. Garden Setup Budget CalculatorBuild a PKR bill of materials with labour, delivery and contingency. Trellis Materials CalculatorCount posts, end supports and horizontal wire for a straight row. Pakistan Garden Area ConverterConvert square metres, square feet, marla and kanal with an explicit local marla definition.

Marks PercentageTurn obtained marks into a percentage and a target gap. Subject Marks TotalCombine unequal subject totals without averaging their percentages. Weighted Course GradeBalance quizzes, assignments, practicals and exams by their actual weights. Final Exam Marks NeededFind the whole exam mark needed to reach your course target. Semester GPAEnter the grade point and counted credits for each course. Cumulative GPACombine semesters using their counted credits, not an equal average. Target CGPA PlannerSee the average grade point needed across your remaining credits. Repeated Course CGPACompare replacement and both attempts counted using a declared policy. Custom Grade BoundariesMatch your marks to the grade thresholds you enter. Admission Merit AggregateCombine SSC, HSSC and test marks with your programme weights. Entry Test TargetWork backwards from your chosen aggregate to a whole test mark. Negative Marking ScoreCalculate net marks, unanswered questions and attempted accuracy. Correct Answers NeededFind the minimum correct answers within a fixed attempted count. Exam Time Per QuestionReserve review time and allocate the remaining paper time by section. Attendance PercentageCheck attended classes against an editable attendance requirement. Attendance RecoveryFind consecutive classes to attend to recover your attendance. Future Absence AllowanceSee how many remaining classes can be missed at a chosen final threshold. Subject Attendance ForecastForecast final attendance separately for each course. Weekly Study AllocationDivide your available study time using subject priority weights. Revision CalendarBuild dated study sessions with rest days and optional repeat passes. Reading Time PlannerEstimate reading time from pages, word density and your measured pace. Study Session PlannerPlan focus blocks and short or long breaks without a running timer. Exam Study CountdownCount preparation days and study hours before an entered exam date. Assignment Work PlannerSplit an assignment into tasks and see the daily workload before its deadline. Semester Fee CalculatorCombine credit charges and fixed dues, with discounts on tuition only. Scholarship Fee BalanceApply an award to eligible tuition and show remaining education dues. Fee Installment SplitDistribute a fee balance across whole rupee installments. Degree Cost ProjectionProject semester costs with an editable rise per semester. Hostel Student BudgetAdd living expenses, moving in costs and refundable cash deposits. Student Commute CostCompare public transport with a vehicle using entered fares and fuel prices. Printing and Binding CostPrice printed sheets separately from printed sides and binding. Education Savings GoalPlan monthly saving for a fee or equipment target without investment returns.

JSON Formatter & ValidatorValidate, format or compact JSON without rounding its number tokens. JSON Pointer ExplorerRead a nested value using an RFC 6901 pointer and inspect its children. JSON Structure DiffCompare JSON nodes by type, value and path, ignoring object key order. JSON to CSVTurn a list of flat JSON objects into a quoted CSV dataset. CSV to JSONConvert a header based CSV into JSON while preserving every cell as text. CSV Cleaner & DeduplicatorTrim cells, remove duplicate records and reserialize quoted CSV. CSV Column SelectorSelect named columns in your chosen order without losing cell values. CSV Dataset MergerAppend two CSV datasets with exactly matching header order. CSV Numeric Column StatisticsSummarise an explicitly selected numeric column and report blank values. Line by Line Text DiffCompare two texts with an exact line sequence and show additions and removals. Duplicate Line RemoverKeep the first occurrence of each line with optional case and whitespace rules. Text Line SorterSort lines naturally, lexically or by numeric values. Unicode Text CounterCount UTF8 characters, words, lines and whitespace in English or Urdu text. Text Case ConverterApply Unicode case conversion where the installed PHP mbstring supports it. Base64 Encoder & DecoderEncode UTF8 text, decode strict Base64 and inspect binary results as hex. URL Component Encoder & DecoderEncode a URL component or decode percent escapes without fetching a URL. URL Component InspectorInspect a URL and its ordered query pairs, preserving duplicate keys. Query String BuilderCreate an encoded query from an ordered CSV of key and value pairs. HTML Entity Encoder & DecoderEscape HTML characters or decode HTML5 entities into plain displayed text. HTML to Plain TextExtract text from pasted HTML with block spacing and script content removed. Text Hash GeneratorCalculate checksum digests for the exact UTF8 bytes you enter. HMAC Signature GeneratorCreate a keyed SHA256 or SHA512 HMAC from an exact message. UUID Version 4 GeneratorGenerate independent UUIDs with PHP cryptographic randomness. Unix Timestamp ConverterConvert exact whole seconds or milliseconds and inspect UTC and Pakistan time. Timezone Date ConverterConvert an explicitly entered wall clock time and flag DST ambiguity. Exact Number Base ConverterConvert signed integer strings across bases 2 to 36 without float rounding. Data Size Unit ConverterCompare decimal byte units with binary byte units. HEX RGB HSL Color ConverterConvert a six or three digit HEX color, RGB channels or HSL values. Regular Expression TesterInspect bounded PCRE matches and capture groups on a UTF8 text sample. JWT Decoder, UnverifiedRead JWT header and payload without verifying the signature or trusting claims. CSV to SQL INSERT BuilderGenerate quoted INSERT statements for review without executing SQL. IPv4 CIDR Subnet CalculatorShow network, mask, address range and conventional host capacity.

Image ResizerSet exact pixel dimensions, or lock the original ratio. Percentage Image ResizerScale each image by a percentage of its original dimensions. Fit Image Inside BoxKeep the whole image within a maximum width and height. Image Cover CropFill exact dimensions by cropping from the chosen anchor. Coordinate Image CropperEnter the top left coordinate and the size of the rectangle. Aspect Ratio CropperKeep the largest crop matching the ratio you choose. Image RotatorRotate clockwise, keeping the full expanded canvas. Image Flip ToolMirror horizontally, vertically or in both directions. Image Canvas PaddingAdd equal canvas space around the original image. Image Border ToolDraw a border inside the image without changing dimensions. Rounded Image CornersCut the corners to transparency and download PNG. Circular Profile ImageCrop the centre square and mask it to a transparent circle. Image Format ConverterChoose PNG, JPEG or WebP and control the output quality. Convert Image to JPEGReencode a static image as JPEG. Host codec support is checked. Convert Image to PNGReencode a static image as PNG. Host codec support is checked. Convert Image to WebPReencode a static image as WebP. Host codec support is checked. Convert Image to AVIFReencode a static image as AVIF. Host codec support is checked. Image CompressorEncode JPEG or WebP with a chosen quality level. Target File Size CompressorFind a JPEG quality that fits your byte target, without resizing. Image BrightnessLighten or darken the image. Image ContrastAdjust contrast using the PHP GD contrast filter. Gaussian Image BlurApply a bounded number of Gaussian blur passes. Image SharpeningApply a standard sharpening convolution. Image PixelationTurn detail into blocks of averaged colour. Black and White ThresholdTurn each pixel into black or white using luminance. Image OpacityReduce existing opacity and preserve PNG transparency. Grayscale ImageRemove colour while retaining luminance. Sepia ImageApply a warm sepia colour transform. Invert Image ColoursReverse red, green and blue channels. Duotone ImageMap luminance between two selected colours. Image Colour TintBlend a selected colour over the image. Text WatermarkDraw a text label with a bundled Unicode font. Urdu shaping is not provided. Logo WatermarkOverlay the second image as a proportional logo. Image Grid CollageCombine up to six images into equal cropped grid cells. Photo Contact SheetFit whole images in labelled preview cells. Image Grid SplitterSplit a picture into exact covering tiles, including edge pixels. Image ComparisonPlace two complete images side by side on one canvas. Social Image PreparationFit or crop to common publishing dimensions, with editable presets. Pakistan Passport Photo LayoutPrepare a 35 x 45 mm photo canvas at your chosen DPI. Crop only, no biometric approval. Signature Image PreparationFit a signature to an application box, with optional near white transparency. Favicon Size PackGenerate PNG icons and a 32 pixel ICO from your image. Website Thumbnail MakerGenerate three editable width variants at the original aspect ratio. Print Photo Size ToolConvert millimetres and DPI to exact output pixels. Image Information InspectorRead decoded dimensions, file size, format and alpha presence. Image Colour PaletteCount quantised visible colours from a bounded sample. Image RGB HistogramMeasure 16 bins per channel from a bounded sample. Image Pixel Colour PickerRead the RGBA value at an exact source coordinate. Image to Base64Generate a data URI for a metadata stripped PNG reencode. Image Metadata RemoverReencode pixels without original EXIF or embedded comments. Colour profiles are also removed. Blank Image CanvasCreate an image with a selected colour and dimensions.