Food & CookingRecipe scalerScale ingredient quantities from original servings to target servings and export a list.Food & CookingIngredient unit converterConvert common kitchen ingredient units across teaspoons, tablespoons, cups, milliliters, and grams.Food & CookingBaking ratio calculatorUse flour as the base to estimate water, fat, sugar, and yeast from baking ratios.Food & CookingNutrition label helperOrganize per-serving and per-package nutrition values for product pages or internal reviews.Food & CookingCaffeine intake calculatorEstimate total daily caffeine intake from coffee, tea, energy drinks, and serving size.Food & CookingMeal prep portion plannerEstimate how much starch, protein, and vegetables to prep based on days, people, and portions.Food & CookingGrocery list builderTurn menu requirements into a categorized grocery list with estimated quantities.Food & CookingOven temperature converterQuickly convert baking temperatures between Celsius, Fahrenheit, and gas mark.Food & CookingYeast converterConvert common ratios between instant yeast, active dry yeast, and fresh yeast.Food & CookingKitchen timer plannerTurn prep, baking, resting, and serving times into a kitchen schedule you can follow.
GoGo Tools
Ping to square meter converterEnter ping or square meters and convert using 1 ping = 3.305785 m².Air conditioner size calculatorEnter room ping and conditions to get a simplified first-release sizing suggestion.Air conditioner electricity cost calculatorCompare monthly kWh and cost across AC usage habits.Appliance electricity cost calculatorQuickly compare electricity costs for heaters, rice cookers, hair dryers, TVs, computers, and other appliances.Dehumidifier electricity cost calculatorEnter dehumidifier wattage and usage habits to estimate monthly and yearly cost for long-running use.Refrigerator electricity cost calculatorEnter monthly kWh and price per kWh to compare long-term electricity cost across refrigerators.Percentage discount calculatorA globally usable shopping discount and percentage calculator with selectable display currency.Tip calculatorA globally usable tip and bill-splitting calculator with selectable display currency.QR code generatorEnter a URL or text and generate a QR code for sharing links, Wi-Fi notes, or event entry.Password generatorUses browser randomness to generate passwords for new accounts or password refreshes.Image compressorCompress web images, social images, and everyday photos locally in your browser.Image batch renamerUseful for ecommerce product images, blog media, photography delivery, and SEO image cleanup. Files stay local.Unit converterSupports everyday conversions such as km/mi, m/ft, kg/lb, and °C/°F.Date time calculatorIncludes duration, add-days, and subtract-days modes with include-end-date and weekday exclusions.Tax and markup calculatorUseful for sales tax, service charge, platform fee, or markup estimates.Mobile rulerA mobile-first online ruler with card calibration, manual tuning, centimeter/inch units, and horizontal/vertical marks.Social giveaway pickerA no-login, no-upload transparent giveaway picker with fixed seed, winners, backups, and CSV export.Mortgage monthly payment calculatorGet estimated monthly payment, total payment, and total interest. Not financial advice.Rent affordability calculatorQuickly classify housing cost as healthy, needs attention, or high burden.ID photo generatorImage processing happens in your browser and is not uploaded to GoGo Tools servers.Random wheel and group generatorUseful for classes, events, meetings, and team grouping. Lists stay local.Emoji listCovers common smileys, gestures, hearts, objects, symbols, food, travel, and animals.Real short URL generatorEnter a full URL and get a copyable short link; temporary service issues are shown clearly.ZIP compress and extract toolChoose files to create a ZIP download, or upload a ZIP to list and download safe entries.Taiwan company / UBN lookupEnter an 8-digit UBN to get public company name, representative, address, and registration status.Taiwan daily market pricesSearch item or market keywords to see average price, volume, and data date.HEIC to JPG / PNGChoose a HEIC file, select output format, and download the converted image.Audio converterChoose an audio file, select an output format, and download the converted result.Video format converterChoose a video file, select an output format, and download the converted result.Movie subtitle converterConvert SRT and WebVTT subtitles in the browser.Document format converterConvert TXT, Markdown, HTML, and CSV locally for quick text, tabular text, and simple HTML cleanup.Office / PDF converterUpload an Office or PDF file, choose the target format, and download the converted result.Ball game scoreboardA browser scoreboard for teams, clubs, and live games, with a portrait mobile layout.Barcode generatorChoose a barcode type, tune size and margins, then download PNG or SVG. Generated locally in the browser.Chinese lunar almanac lookupProvides lunar date, zodiac, and sexagenary year without fabricating unlicensed auspicious-activity data.PDF merge and split toolMerge PDFs or extract page ranges locally in your browser.PDF page rotate and reorder toolUpload a PDF, reorder pages by expression, rotate pages, and download a new PDF.Image to PDFTurn images into a downloadable PDF locally.Markdown to PDF / HTMLConvert Markdown to downloadable HTML and print-ready PDF layout.CSV / Excel preview and cleanerPaste or upload CSV, trim cells, remove blank and duplicate rows, then download.JSON / CSV / YAML / XML converterConvert JSON and CSV, and normalize simple YAML/XML to JSON in the browser.Batch filename renamerPreview prefix, suffix, replace, and numbering rules for file names.Image crop and resizeCrop and resize images locally, then download PNG/JPEG/WebP.Social image size generatorGenerate downloadable social post or cover images from platform presets.Background and gradient generatorPreview and copy CSS gradients.Image color palette extractorExtract dominant color swatches from an uploaded image locally, with HEX, RGB, HSL, and CSS variables.Image to WebP / AVIFConvert images to WebP or AVIF when the browser supports it.Favicon and app icon generatorGenerate common icon sizes and a manifest snippet from an uploaded image.SVG minifier and formatterPaste SVG, minify or format it, and download the result.Watermark toolAdd text watermarks to images with placement, quantity, and opacity controls.Meme image generatorAdd top and bottom text to an image or blank canvas and download PNG.OG image preview generatorPreview a share card from title, description, and domain, then download PNG.EAN / UPC check digit validatorValidate GTIN/EAN/UPC check digits or calculate the full code from a body.Batch QR code generatorGenerate multiple QR codes from pasted rows and download a mapping CSV.Gross profit and margin calculatorCalculate gross profit, margin, and markup from cost and price.Platform fee and net payout calculatorEstimate net payout from price, percentage fee, fixed fee, shipping, and tax.Multi-currency price converterConvert prices with manual exchange rates, markup, and rounding rules.Volumetric shipping weight calculatorCalculate billable shipping weight from dimensions, divisor, and actual weight.Product label print layout generatorGenerate printable label sheet previews from label text and grid settings.Inventory turnover calculatorCalculate turnover and days inventory outstanding from COGS and inventory values.Order CSV field mapperMap source order CSV columns to standard fields and download the result.Timezone meeting plannerCompare a meeting time across multiple IANA time zones.Workday and holiday calculatorCount business days with configurable weekends and user-entered holidays.Age calculatorCalculate exact age, next birthday countdown, and nominal age estimate.Moon phase lookupEstimate lunar age, phase name, and illumination by date.Sunrise and sunset calculatorEstimate sunrise and sunset from date, latitude, longitude, and timezone offset.ISO week calculatorGet ISO week-year, week number, and weekday from a date.Shift schedule generatorGenerate a repeating shift schedule from a start date and pattern.ICS calendar event generatorCreate a downloadable .ics calendar event file.Word count and reading timeCount characters, words, lines, sentences, and estimated reading time.Case and slug converterConvert text across case styles, camelCase, snake_case, kebab-case, and slugs.Regex testerTest JavaScript regex patterns and list matches and groups.Base64 / URL encoder decoderEncode and decode Base64 and URL components in the browser.Hash / checksum generatorGenerate SHA hashes with browser Web Crypto.UUID / NanoID generatorGenerate UUID v4 and NanoID-like IDs locally.JSON formatter and validatorPretty-print, minify, and validate JSON.JWT decoderDecode JWT header and payload locally without signature verification.Robots.txt / sitemap checkerCheck robots.txt or sitemap URLs when CORS allows, otherwise show manual check links.Meta title / description previewPreview search title and description lengths with over-limit warnings.Loan prepayment calculatorEstimate interest saved and months reduced after an extra loan payment.Compound / DCA calculatorProject future value from initial amount, monthly contributions, and annual return.Retirement savings goal calculatorEstimate monthly contribution needed to reach a retirement savings target.Salary and hourly wage converterConvert between annual, monthly, weekly, and hourly pay.Inflation purchasing power calculatorEstimate future cost and present value with a manual inflation rate.VAT / GST / sales tax calculatorCalculate net, tax, and gross amounts from tax-exclusive or tax-inclusive prices.Split bill and debt settlerEnter each person’s paid amount and generate settlement suggestions.Stacked discount calculatorApply multiple discounts sequentially and show final price and effective discount.Subscription annual cost calculatorConvert weekly, monthly, and yearly subscriptions into annual and multi-year cost.BMI calculatorEstimate BMI and broad range from height and weight; not medical advice.Child growth curveA quick 0-7 child height, weight, and head-circumference percentile estimator with care-discussion notes.BMR / TDEE calculatorEstimate basal metabolic rate and total daily energy expenditure.Body fat estimatorEstimate body fat from circumference inputs with limitations.Pace and speed calculatorConvert distance, time, pace, and speed.Heart-rate zone calculatorEstimate training zones from age or known max heart rate.Sleep cycle calculatorPlan bedtime or wake time using 90-minute cycles.Hydration estimatorEstimate daily water target from weight, activity, and climate.Pregnancy due date calculatorEstimate due date from LMP or conception date; not medical advice.Distance between coordinatesCalculate straight-line distance and bearing with the Haversine formula.Fuel trip cost calculatorEstimate trip cost from distance, efficiency, price, and passengers.Travel budget plannerPlan lodging, transport, food, activities, and buffer budget.Packing list generatorGenerate a packing checklist from days, climate, and trip style.Coordinate converterConvert decimal degrees and degrees/minutes/seconds.Map scale calculatorConvert map scale, map distance, and real distance.Unit price comparisonCompare unit prices across package sizes.World clock overlap plannerFind overlapping work hours across time zones.Fraction calculatorAdd, subtract, multiply, or divide fractions and simplify.Ratio proportion calculatorSolve a missing proportion value and show the formula.Percentage change calculatorCalculate increase, decrease, difference, and reverse percentage.Average median mode calculatorSummarize mean, median, mode, range, and count.Standard deviation calculatorCalculate population/sample variance and standard deviation.Weighted grade calculatorCalculate current grade from scores and weights.GPA calculatorCalculate 4.0 or 5.0 GPA from credits and grades.Study timer plannerGenerate focus and break blocks for a study session.Recipe scalerPaste one ingredient per line as name, quantity, unit; the tool recalculates by serving ratio.Ingredient unit converterChoose an ingredient and source unit to see the converted cooking measures.Baking ratio calculatorEnter flour weight and target ratios to get the ingredient weights for the formula.Nutrition label helperEnter serving size, servings per package, and nutrition fields to list per-serving and per-package values.Caffeine intake calculatorAdd each drink and serving size to total the caffeine in milligrams and flag low or high intake.Meal prep portion plannerSet the meal count and target weight per serving to summarize total shopping quantities and per-box portions.Grocery list builderEnter dishes, servings, and main ingredients to merge duplicates and group them by grocery category.Oven temperature converterEnter any temperature scale to see the matching baking temperatures in the other scales.Yeast converterPick the source yeast type and weight to list the matching amounts for the other yeast types.Kitchen timer plannerEnter each step duration and the target serving time to back-calculate the start time and checkpoints.Paint calculatorEnter wall dimensions and coverage rate to get paintable area, liters needed, and suggested cans.Tile calculatorEnter room and tile dimensions to calculate the base tile count and the purchase quantity with waste.Wallpaper calculatorEnter wall size, roll dimensions, and pattern repeat to see the recommended roll count.Moving box estimatorChoose the home type and packing density to list small, medium, and large box suggestions.Cleaning schedule plannerPick rooms and frequencies to build today’s tasks and the weekly rotation.Laundry load estimatorEnter counts for shirts, jeans, towels, and sheets to see whether the load is near capacity.Plant watering plannerChoose the plant type and environment to get a suggested day range and reminder list.Humidity comfort checkerEnter temperature and humidity to see the comfort range and humidity-control reminders.Light bulb cost comparisonEnter wattage, daily usage, electricity price, and bulb price to compare total ownership cost.Room lighting lumen calculatorEnter room dimensions and the lighting scenario to see the recommended lumen range.Menstrual cycle estimatorEnter the last start date, cycle length, and bleed length to summarize the next date and tracking checkpoints.Macro split calculatorEnter the calorie target and the macro ratios to list grams and percentages for each macro.Walking calories calculatorEnter distance and walking minutes to summarize average speed and calories burned.Step distance calculatorEnter steps or distance with an average stride length to calculate the other values and a rough duration.One-rep max calculatorEnter the lifted weight and reps to get an estimated 1RM and common percentage training loads.Waist-height ratio calculatorEnter waist and height to show the ratio and a general interpretation band.Medication schedule helperEnter the start time, dose count, and interval to list today’s medication times.Screen break plannerSet the start time, work minutes, and break minutes to generate today’s break cycle.Sunscreen amount calculatorSelect body areas such as face, arms, and legs to total the suggested sunscreen amount.Habit streak trackerEnter completed dates or mark this week’s records to calculate the current and longest streaks.Meeting agenda builderEnter the meeting duration and discussion items to split time across agenda sections.Decision matrixEnter options, criteria, and weights to calculate total scores for each choice.Eisenhower matrixEnter tasks and score them on both axes to place each one in the matching quadrant.Project estimate calculatorEnter best-case, likely, and worst-case time for each task to total the estimated effort.OKR checkerPaste an objective and key results to receive a checklist of quality signals and gaps.Checklist generatorEnter a title and steps to output a plain-text checklist with checkbox markers.Kanban CSV formatterEnter tasks, status columns, owners, and due dates to build a standard CSV table.Invoice due date calculatorEnter the invoice date with terms such as Net 15 or Net 30 to get the due date.Hourly timesheet calculatorEnter each shift start, end, and break minutes to total daily and weekly hours.Focus session logEnter each focus block and notes to total the focused minutes for the day.Text diff checkerPaste the before and after text to mark the differences line by line.Readability scorePaste a passage to get counts for words, sentences, and a readability band.Keyword density checkerEnter the article and the keyword to see occurrences, total words, and density.Citation formatterEnter source details to generate copyable reference entries.UTM builderEnter source, medium, campaign, and related fields to build the full URL.Email subject previewEnter the subject line and preview text to see character count and likely truncation.Plain language helperPaste a paragraph to flag complex segments and suggest simpler wording.Markdown table generatorEnter headers and row data to generate aligned Markdown table syntax.Transcript timestamp formatterPaste lines with times and text to normalize them into hh:mm:ss format.Word frequency counterPaste an article to list frequent words, counts, and percentages.Document checklist builderChoose the scenario and applicant type to list baseline and supporting documents.Contract deadline reminderEnter the start date, end date, and notice period to list the important dates.Notarization checklistChoose the document type and whether a translation is needed to build the checklist.Invoice payment terms helperEnter terms such as Net 15 or month-end plus 30 to generate short explanatory notes.Refund policy checklistSelect whether you sell digital, custom, or cross-border goods to get a checklist of policy sections.Privacy policy checklistSelect whether analytics, login, payment, and ads are used to generate policy items.Cookie notice checklistChoose cookie types and consent behavior to list the notice elements that should appear.Break-even calculatorEnter costs and price to see the units and revenue needed to break even.Reverse markup calculatorEnter cost and selling price to see markup amount, markup percent, and gross margin.ROI calculatorEnter the project gain and the invested amount to get the ROI percentage.Budget plannerEnter monthly income and expenses to summarize the remaining balance and category ratios.Emergency fund calculatorEnter rent, food, insurance, and other essentials to list fund targets for different month counts.Depreciation calculatorEnter asset cost and useful life to see yearly and accumulated depreciation.Invoice total calculatorEnter line items to calculate subtotal, discounts, tax, and the final amount due.Receipt splitterEnter line items and participants to calculate equal or assigned splits.Shipping rate tableEnter the tier thresholds and prices to generate a copyable rate table.Marketplace SKU plannerEnter option dimensions to list all combinations and suggested codes.Layover plannerEnter inbound and outbound flight times with airport steps to calculate usable layover time.Jet lag sleep plannerEnter the time-zone difference and arrival time to get day-by-day shift suggestions.Climate travel checklistEnter daytime and nighttime temperatures plus rain conditions to list suitable items.Luggage size checkerEnter bag dimensions and the airline limits to see whether the luggage exceeds them.Passport expiry reminderEnter the departure date and passport expiry date to see the remaining validity period.Per diem calculatorEnter departure, return, and the daily rate to list full-day and partial-day per diem totals.Public holiday plannerEnter holiday dates to merge adjacent days and calculate continuous time off.Toll cost estimatorEnter toll segments and cost per segment to calculate one-way and round-trip totals.EV trip energy estimatorEnter trip distance and average EV consumption to calculate required kWh and charging cost.Travel insurance checklistChoose domestic or international travel and any higher-risk activities to generate a checklist.CSV to SQL INSERTPaste CSV content to generate a column list and multi-row VALUES syntax.Cron expression helperEnter a five- or six-field cron string to describe the run minute, hour, and weekday pattern.Color contrast checkerEnter two color codes to see the contrast ratio and AA or AAA status.HTTP status lookupEnter codes such as 200, 404, or 503 to see the name and a short explanation.MIME type lookupEnter an extension such as .json or a type such as image/png to see the mapping and common use.DNS record note builderEnter records such as A, CNAME, or TXT to generate a table and short summary note.JSON path extractorPaste JSON and a path expression to list the extracted values.YAML formatterPaste YAML to get a neatly indented version and basic parse warnings.HTML entity codecPaste text with symbols to convert it into entities such as & and <.CSS clamp generatorEnter min, vw coefficient, and max to generate a CSS expression ready for stylesheets.
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