Cross-border net pay
Take-home pay in US, UK, Canada, Netherlands, Germany.
Open toolLibrary
Tools
Search the Netra Code library.
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Pinterest
Threads
Reddit
Google
Snapchat
WhatsApp
Telegram
Convert
Math
Date
Developer
Files
Flight delay rights
EU261 / UK261 compensation and a claim letter.
Open toolStay ledger
Schengen 90/180 rolling estimate.
Open toolBMI calculator
Body mass index from height and weight.
Open toolBMR calculator
Mifflin–St Jeor basal metabolic rate.
Open toolTDEE calculator
Daily energy use from BMR and activity.
Open toolUS Navy body fat
Circumference estimate (not a diagnosis).
Open toolIdeal weight (Devine)
Devine formula estimate.
Open toolWaist-to-hip ratio
Waist divided by hip.
Open toolMax heart rate
220 minus age (estimate).
Open toolHeart rate zones
Five training zones from max HR.
Open toolOne-rep max
Epley estimate from a submaximal set.
Open toolProtein intake
Grams per kg of body weight.
Open toolWater intake
Rough daily fluid target.
Open toolCalorie deficit
Weekly loss estimate from a daily deficit.
Open toolMacro split
Protein / carbs / fat from calories.
Open toolDue date
Naegele: LMP plus 280 days.
Open toolOvulation window
Estimate from cycle length.
Open toolSleep cycles
Wake times in 90-minute cycles.
Open toolCaffeine remaining
5-hour half-life estimate.
Open toolSteps to calories
Rough burn from steps and weight.
Open toolRunning pace
Pace from distance and time.
Open toolLean body mass
Boer formula estimate.
Open toolMean arterial pressure
MAP from systolic and diastolic.
Open toolPulse pressure
Systolic minus diastolic.
Open toolBlood pressure category
AHA adult categories (not a diagnosis).
Open toolGlucose mg/dL ↔ mmol/L
Divide or multiply by 18.
Open toolIdeal weight (Robinson)
Robinson height-weight estimate.
Open toolKatch–McArdle BMR
BMR from lean mass.
Open toolFasting window
Eating window leftover in 24h.
Open toolUK alcohol units
Units from volume and ABV.
Open toolSmoking cost
Yearly spend from packs and price.
Open toolBMI Prime
BMI divided by 25.
Open toolWaist-to-height ratio
Waist divided by height.
Open toolVO2 max (Uth)
Simple HR-based estimate.
Open toolPace to speed
km/h from min/km.
Open toolRunning calories
MET-style estimate.
Open toolTarget HR (Karvonen)
Training HR from rest and max.
Open toolCompound interest
Future value with compounding.
Open toolSimple interest
Principal × rate × time.
Open toolLoan EMI
Fixed monthly payment.
Open toolMortgage payment
Principal and interest only.
Open toolTip calculator
Tip and per-person split.
Open toolAdd VAT
Net to gross.
Open toolRemove VAT
Gross to net.
Open toolDiscount calculator
Sale price after off %.
Open toolMarkup calculator
Price from cost and markup.
Open toolProfit margin
Margin from cost and price.
Open toolROI calculator
Return on investment %.
Open toolCAGR
Compound annual growth.
Open toolInflation value
Future buying power.
Open toolHourly to salary
Annual from hourly wage.
Open toolSalary to hourly
Hourly from annual salary.
Open toolRule of 72
Years to double.
Open toolSavings goal
Monthly save for a target.
Open toolEmergency fund
Months of expenses.
Open toolFIRE number
25× annual spend.
Open toolCredit card payoff
Months to clear a balance.
Open toolDividend yield
Dividend / price.
Open toolP/E ratio
Price over earnings.
Open toolBreak-even units
Fixed cost / contribution.
Open toolFreelance rate
Rate from salary and overhead.
Open toolOvertime pay
Time-and-a-half estimate.
Open toolRaise calculator
New pay after a raise.
Open toolFuel cost
Trip cost from economy.
Open toolSubscription annual cost
Monthly to yearly.
Open tool50/30/20 budget
Needs / wants / save split.
Open toolSales tax
US-style tax on a price.
Open toolGST/HST add
Canadian-style tax add.
Open toolPercent change
From old to new.
Open toolMonthly compound growth
Same as compound with m=12.
Open toolAPR to monthly rate
Nominal monthly rate.
Open toolPayback period
Investment / annual cash.
Open toolDebt-to-income
Monthly debt / income.
Open toolSavings rate
Saved / take-home.
Open toolUK service + tip
Optional service on a bill.
Open toolCurrency convert (manual rate)
You supply the rate.
Open toolMonthly contribution FV
Annuity future value.
Open toolPaint calculator
Litres from wall area and coats.
Open toolTile calculator
Tiles needed with waste.
Open toolConcrete volume
m³ of a slab.
Open toolWallpaper rolls
Rolls from perimeter and height.
Open toolFlooring packs
Packs from area.
Open toolRoom BTU estimate
Rough heating load.
Open toolInsulation R total
Sum of layers.
Open toolMortar estimate
Bags from wall m².
Open toolDeck boards
Boards from area and width.
Open toolGravel tonnes
Tonnes from area and depth.
Open toolWord counter
Words, characters, sentences.
Open toolUPPER CASE
Convert text to upper case.
Open toollower case
Convert text to lower case.
Open toolTitle Case
Capitalise each word.
Open toolSentence case
First letter of sentences.
Open toolcamelCase
camelCase from words.
Open toolsnake_case
snake_case from words.
Open toolkebab-case
kebab-case from words.
Open toolSlug generator
URL slug from a heading.
Open toolReverse text
Reverse characters.
Open toolRemove extra spaces
Collapse whitespace.
Open toolRemove line breaks
Single line text.
Open toolSort lines
Alphabetical sort.
Open toolRemove duplicate lines
Keep unique lines.
Open toolShuffle lines
Randomise line order.
Open toolExtract emails
Pull email addresses.
Open toolExtract URLs
Pull http(s) links.
Open toolStrip HTML
Tags removed.
Open toolHTML encode
Escape & < >.
Open toolHTML decode
Unescape entities.
Open toolURL encode
encodeURIComponent.
Open toolURL decode
decodeURIComponent.
Open toolBase64 encode
UTF-8 to Base64.
Open toolBase64 decode
Base64 to UTF-8.
Open toolJSON formatter
Pretty-print JSON.
Open toolJSON minify
Compact JSON.
Open toolAdd line numbers
Prefix each line.
Open toolWord frequency
Counts per word.
Open toolReading time
~200 words per minute.
Open toolLorem ipsum
Placeholder paragraphs.
Open toolFind and replace
Replace in the box (use | as find|replace).
Open toolRemove emoji
Strip most emoji.
Open toolParagraph counter
Count blocks of text.
Open toolCSV to JSON
First row = keys.
Open toolJSON to CSV
Array of objects.
Open toolStrip markdown
Rough md cleanup.
Open toolRepeat text
Repeat a line N times. First line = N.
Open toolInitials
Letters from words.
Open toolWrap at 80
Hard wrap lines.
Open toolROT13
Letter rotation cipher.
Open toolSERP preview
Title and description lengths.
Open toolMeta title counter
50–60 character target.
Open toolMeta description counter
150–160 character target.
Open toolKeyword density
Count a focus phrase.
Open toolrobots.txt generator
Allow/disallow boilerplate.
Open toolUTM builder
Campaign URLs.
Open toolCanonical tag
Link rel canonical.
Open toolHreflang tags
Two-locale pair.
Open toolFAQ JSON-LD
One Q&A schema.
Open toolArticle JSON-LD
Article schema stub.
Open toolOpen Graph tags
og:title and og:description.
Open toolTwitter card tags
summary card meta.
Open toolHeading outline
Lines starting with # or ALLCAPS.
Open toolFlesch reading ease
Simple readability score.
Open toolMeta robots tag
index/follow combos.
Open toolSitemap URL list
Wrap URLs in urlset stubs.
Open tool301 redirect snippet
Apache RewriteRule.
Open toolKeyword list cleaner
Trim, lowercase, unique.
Open toolFocus keyword in title
Yes/no check.
Open toolBatch slugs
Slug each line.
Open toolAlt text length
125 character guide.
Open toolSEO title case
Title Case a headline.
Open toolX-Robots-Tag snippet
Nginx/Apache noindex.
Open toolOG image size check
Recommended 1200×630.
Open toolBreadcrumb JSON-LD
Two-level path.
Open toolYouTube title length
Stay inside typical platform limits. Not an official API.
Open toolYouTube description length
Stay inside typical platform limits. Not an official API.
Open toolYouTube tags length
Stay inside typical platform limits. Not an official API.
Open toolYouTube Shorts title
Stay inside typical platform limits. Not an official API.
Open toolYouTube community post
Stay inside typical platform limits. Not an official API.
Open toolYouTube playlist description
Stay inside typical platform limits. Not an official API.
Open toolYouTube hashtag helper
Stay inside typical platform limits. Not an official API.
Open toolYouTube chapter timestamps
Stay inside typical platform limits. Not an official API.
Open toolYouTube video ID extractor
Stay inside typical platform limits. Not an official API.
Open toolYouTube embed code
Stay inside typical platform limits. Not an official API.
Open toolYouTube subscribe URL
Stay inside typical platform limits. Not an official API.
Open toolFacebook post length
Stay inside typical platform limits. Not an official API.
Open toolFacebook ad primary text
Stay inside typical platform limits. Not an official API.
Open toolFacebook ad headline
Stay inside typical platform limits. Not an official API.
Open toolFacebook ad description
Stay inside typical platform limits. Not an official API.
Open toolFacebook Reel caption
Stay inside typical platform limits. Not an official API.
Open toolFacebook event description
Stay inside typical platform limits. Not an official API.
Open toolFacebook page about
Stay inside typical platform limits. Not an official API.
Open toolInstagram caption length
Stay inside typical platform limits. Not an official API.
Open toolInstagram bio length
Stay inside typical platform limits. Not an official API.
Open toolInstagram username length
Stay inside typical platform limits. Not an official API.
Open toolInstagram hashtag list
Stay inside typical platform limits. Not an official API.
Open toolInstagram alt text
Stay inside typical platform limits. Not an official API.
Open toolX / Twitter post length
Stay inside typical platform limits. Not an official API.
Open toolX Premium post length
Stay inside typical platform limits. Not an official API.
Open toolX bio length
Stay inside typical platform limits. Not an official API.
Open toolX display name
Stay inside typical platform limits. Not an official API.
Open toolLinkedIn post length
Stay inside typical platform limits. Not an official API.
Open toolLinkedIn headline
Stay inside typical platform limits. Not an official API.
Open toolLinkedIn about
Stay inside typical platform limits. Not an official API.
Open toolLinkedIn ad intro
Stay inside typical platform limits. Not an official API.
Open toolTikTok caption
Stay inside typical platform limits. Not an official API.
Open toolTikTok bio
Stay inside typical platform limits. Not an official API.
Open toolTikTok nickname
Stay inside typical platform limits. Not an official API.
Open toolPinterest title
Stay inside typical platform limits. Not an official API.
Open toolPinterest description
Stay inside typical platform limits. Not an official API.
Open toolPinterest board name
Stay inside typical platform limits. Not an official API.
Open toolThreads post length
Stay inside typical platform limits. Not an official API.
Open toolReddit title length
Stay inside typical platform limits. Not an official API.
Open toolGoogle Business description
Stay inside typical platform limits. Not an official API.
Open toolGoogle Ads headline
Stay inside typical platform limits. Not an official API.
Open toolGoogle Ads description
Stay inside typical platform limits. Not an official API.
Open toolSnapchat caption
Stay inside typical platform limits. Not an official API.
Open toolWhatsApp status
Stay inside typical platform limits. Not an official API.
Open toolTelegram bio
Stay inside typical platform limits. Not an official API.
Open toolcm to inches
Instant unit conversion.
Open toolmetres to feet
Instant unit conversion.
Open toolmetres to yards
Instant unit conversion.
Open toolkm to miles
Instant unit conversion.
Open toolmm to inches
Instant unit conversion.
Open toolkg to pounds
Instant unit conversion.
Open toolgrams to ounces
Instant unit conversion.
Open toolstone to kg
Instant unit conversion.
Open toolcelsius to fahrenheit
Instant unit conversion.
Open toolcelsius to kelvin
Instant unit conversion.
Open toolfahrenheit to kelvin
Instant unit conversion.
Open toolml to fl-oz-us
Instant unit conversion.
Open toollitres to gallons-us
Instant unit conversion.
Open toollitres to gallons-uk
Instant unit conversion.
Open toolkmh to mph
Instant unit conversion.
Open toolmps to kmh
Instant unit conversion.
Open toolhectares to acres
Instant unit conversion.
Open toolm2 to sqft
Instant unit conversion.
Open toolmb to gb
Instant unit conversion.
Open toolgb to tb
Instant unit conversion.
Open toolkb to mb
Instant unit conversion.
Open toolwatts to horsepower
Instant unit conversion.
Open tooljoules to calories
Instant unit conversion.
Open toolkwh to kj
Instant unit conversion.
Open toolbar to psi
Instant unit conversion.
Open toolpascal to psi
Instant unit conversion.
Open tooldegrees to radians
Instant unit conversion.
Open toolnm to lb-ft
Instant unit conversion.
Open toolinches to mm
Instant unit conversion.
Open toolfeet to cm
Instant unit conversion.
Open toolmiles to km
Instant unit conversion.
Open toolpounds to kg
Instant unit conversion.
Open toolounces to grams
Instant unit conversion.
Open toolgallons-us to litres
Instant unit conversion.
Open toolmph to kmh
Instant unit conversion.
Open toolacres to m2
Instant unit conversion.
Open toolpsi to bar
Instant unit conversion.
Open toolhp to kw
Instant unit conversion.
Open tooltb to gb
Instant unit conversion.
Open toolbits to bytes
Instant unit conversion.
Open toolmhz to ghz
Instant unit conversion.
Open toolpx to rem
Instant unit conversion.
Open toolpt to px
Instant unit conversion.
Open toolknots to mph
Instant unit conversion.
Open toolyards to metres
Instant unit conversion.
Open toolcm to feet
Instant unit conversion.
Open toolkg to stone
Instant unit conversion.
Open toolml to cups
Instant unit conversion.
Open toollitres to pints-uk
Instant unit conversion.
Open toolsqft to m2
Instant unit conversion.
Open toolgb to mb
Instant unit conversion.
Open toolkw to btu-h
Instant unit conversion.
Open toolnewton to lbf
Instant unit conversion.
Open toollux-note to lumens-rough
Instant unit conversion.
Open toolPercentage
What is x% of y.
Open toolX is what % of Y
Share as a percent.
Open toolAverage
Mean of comma-separated numbers.
Open toolMedian
Median of a list.
Open toolRatio simplifier
Divide both by GCD.
Open toolAspect ratio
Width : height reduced.
Open toolTriangle area
Base × height / 2.
Open toolCircle area
π r².
Open toolCircumference
2πr.
Open toolPythagoras
Hypotenuse from a and b.
Open toolQuadratic roots
ax²+bx+c=0.
Open toolPermutations nPr
n! / (n-r)!.
Open toolCombinations nCr
n! / r!(n-r)!.
Open toolFactorial
n! up to 170.
Open toolGPA (4.0)
Average of grade points.
Open toolRandom number
Inclusive range.
Open toolModulo
Remainder.
Open toolLogarithm
log base of n.
Open toolPower
a^b.
Open toolSquare root
√x.
Open toolRectangle area
l × w.
Open toolBox volume
lwh.
Open toolSpeed from time
distance / time.
Open toolDensity
mass / volume.
Open toolUnix timestamp
Now and convert.
Open toolAge calculator
Age from a birth date.
Open toolDays between dates
Inclusive calendar days.
Open toolAdd days to a date
Date plus N days.
Open toolISO week number
Week of year.
Open toolBusiness days
Mon–Fri count.
Open toolCountdown days
Days until a date.
Open toolTime to decimal hours
HH:MM to hours.
Open toolDecimal hours to time
Hours to HH:MM.
Open toolISO 8601 format
Local datetime to ISO.
Open toolLeap year check
Gregorian leap test.
Open toolDay of week
Weekday name.
Open toolUUID v4
Random UUID.
Open toolPassword generator
Random passwords.
Open toolMD5 hash
Browser SubtleCrypto MD5 fallback digest note.
Open toolSHA-256 hash
Web Crypto SHA-256.
Open toolSHA-1 hash
Web Crypto SHA-1.
Open toolJWT decoder
Decode payload only — does not verify signatures.
Open toolHex to RGB
Colour conversion.
Open toolRGB to hex
Colour conversion.
Open toolColour contrast
WCAG ratio of two hex colours.
Open toolPX to REM
Assume 16px root.
Open toolRegex escape
Escape special characters.
Open toolCSS minify
Rough whitespace squeeze.
Open toolHTML minify
Collapse whitespace.
Open toolFive-field cron explainer
Very small reader.
Open toolUser agent
Your browser UA.
Open toolIP placeholder
We do not look up IPs. Shows how to find yours.
Open toolNil UUID
RFC nil value.
Open toolShort id
URL-safe id.
Open toolLuhn check
Checksum for test numbers you type.
Open toolPassword strength
Length and variety score.
Open toolCompress image
JPEG quality slider.
Open toolResize image
Max width in pixels.
Open toolGrayscale image
Desaturate in the browser.
Open toolRotate image
90° clockwise.
Open toolFlip image
Horizontal flip.
Open toolInvert image
Negative colours.
Open toolImage to PNG
Re-encode as PNG.
Open toolImage to JPG
Re-encode as JPEG.
Open toolImage to WebP
Re-encode as WebP if supported.
Open toolCrop to square
Center square crop.
Open toolBrightness
Simple brightness.
Open toolContrast
Simple contrast.
Open toolMerge PDF
Combine PDFs you own.
Open toolRotate PDF pages
90° all pages.
Open toolSplit first PDF page
Keep page 1.
Open toolImages to PDF
Each image becomes a page.
Open toolQR code
Text or URL to QR (your content).
Open toolFavicon size guide
16 / 32 / 180 checklist.
Open toolOG image 1200×630
Cover-crop toward 1.91:1.
Open toolText watermark
Draw text on your image.
Open tool