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✍️ Text & AIFree
Add line numbers to text
Start at 8 and a three-line text is numbered 8, 9 and 10, with the single digits padded by a space so the separator bars form a straight column.
F
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✍️ Text & AIFree
Lorem ipsum generator
Ask for exactly 12 words with seed 7 and you get the same placeholder line every time, starting with Lorem ipsum dolor sit amet.
H
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✍️ Text & AIFree
Generate random words
Ask for five English words with seed 42 and you always get breeze, pearl, dance, year and unity: real words, never repeated, drawn from lists in six languages.
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✍️ Text & AIFree
Add strikethrough to text
Type «Hello, World!» and get H̶e̶l̶l̶o̶,̶ ̶W̶o̶r̶l̶d̶!̶ back, struck through letter by letter and ready to paste into WhatsApp, Discord, an Instagram bio or an…
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✍️ Text & AIFree
Generate Zalgo Glitch Text with a Repeatable Seed
«Glitch me» at intensity 2 with seed 42 becomes G̺̀l̐̓i̬͆t̤̏c̲̎h̘̕ ḿ͂ë́̕, and it comes out exactly the same every time you repeat those settings.
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✍️ Text & AIFree
Convert BBCode to HTML
[quote]Read [b]carefully[/b].[/quote] becomes a block quote with the word carefully in bold, and a [list] becomes a bulleted HTML list.
K
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✍️ Text & AIFree
Count syllables in a word
Beautiful has 3 syllables: the eau in the middle counts as one vowel group. The estimate follows simple English spelling rules, drops a silent final e and…
S
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✍️ Text & AIFree
Render CSV as a plain-text table
Paste a three-row export of names, roles and cities and get a table where every column lines up, separated by vertical bars, with a dashed rule under the…
A
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✍️ Text & AIFree
Extract @mentions from text
Paste any text and get each @mention once, in the order it first appeared: a note that names @Ada, @Linus and @ADA gives @Ada and @Linus, and team@example.com…
B
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✍️ Text & AIFree
Convert text to title case AP style
«standing up to the man with a plan» becomes «Standing up to the Man With a Plan»: AP headline rules capitalize prepositions of four or more letters, such as…
G
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✍️ Text & AIFree
Estimate reading time from text and words per minute
Ten words read at 240 words per minute take 3 seconds, because the time is rounded up to the next whole second so no passage looks shorter than it is.
F
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✍️ Text & AIFree
Count unique words in text
“The cat sat on the mat. The cat was happy, and the mat was warm.” has 15 words but only 9 unique ones, with The leading at 4 uses.
A
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✍️ Text & AIFree
Pretty-print JSON text
Turn one cramped line of data into neatly indented text, so the 53-byte example comes back as 79 readable bytes, two spaces per level.
S
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✍️ Text & AIFree
Convert text to leetspeak
Turn text into 1337 speak and decide how much changes: at medium, 16 of the 31 eligible letters in the sample sentence become digits, while light touches every…
H
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✍️ Text & AIFree
Line length statistics
Get the four numbers that describe how wide your lines are: in a three-line sample, the shortest has 5 characters, the longest 22 and the median 10, alongside…
G
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✍️ Text & AIFree
Remove HTML comments
Clear draft notes and disabled fragments out of your HTML: a page with two comments comes back with both gone and a count of 2, while tags, indentation and line…
K
Runs in your browser
💰 Finance & moneyFree
Calculate CAC to LTV ratio
When a customer's lifetime value is four times what it cost to win them, the ratio is 4:1 and clears the common 3:1 rule of thumb for a healthy business.
B
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💰 Finance & moneyFree
Calculate Total Employee Cost from Salary and Overhead
A salary of 80,000 really costs 114,120 a year, or 9,510 a month, once the default 30% benefits, 7.65% employer payroll taxes and 5% equipment are added.
K
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💰 Finance & moneyFree
Calculate profit margin percentage
Revenue of 250,000 with a cost of goods sold of 150,000 leaves a gross profit of 100,000 and a gross margin of 40%.
A
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💰 Finance & moneyFree
PTO accrual balance calculator
Earning 4.25 hours over 18 pay periods adds up to 76.5, but a policy maximum of 60 holds the balance at 60. You see both figures and whether the cap kicked in.
F
Runs in your browser
✍️ Text & AIFree
Generate an acronym from a phrase
“The North Atlantic Treaty Organization” becomes NATO: the generator joins the uppercase initials in order and skips the articles a, an and the unless you turn…
B
Runs in your browser
✍️ Text & AIFree
Count paragraphs in text
Paste three paragraphs separated by blank lines and get 3 paragraphs with 6, 4 and 5 words, 15 in total.
A
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✍️ Text & AIFree
Remove numbers from text
«Invoice 2026-Q3: room ٤٢, batch １２.» becomes «Invoice -Q: room , batch .» with 9 digits removed, because Arabic-Indic and fullwidth digits count too, while…
K
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✍️ Text & AIFree
Remove punctuation from text online
«Hello, world! Room #42 is ready.» comes back as «Hello world Room 42 is ready»: punctuation and symbols go, letters in any script and digits stay, and spaces…
F
Runs in your browser
💰 Finance & moneyFree
Return on ad spend calculator
Spend 1000 on ads, see 4000 in attributed revenue, and your ROAS is 4, or 400%: four units back for each one spent.
S
Runs in your browser
💰 Finance & moneyFree
Competitor price positioning calculator
If 2 of 4 competitors charge less than you and 1 charges the same, your price sits at the 75th percentile, shown next to the competitors' average price.
K
Runs in your browser
💰 Finance & moneyFree
Economic order quantity calculator
With 1,000 units a year, 10 per order and 0.5 to hold one unit for a year, the best order size is 200: five orders a year and an annual inventory cost of 100…
S
Runs in your browser
💰 Finance & moneyFree
Founder equity dilution calculator
A founder who owns 80% and gives 20% of the company to new investors keeps 64%, a drop of 16 percentage points.
A
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💰 Finance & moneyFree
TAM, SAM and SOM Calculator
A total market of 500,000,000 with 30% you can serve and 8% of that you can win gives a SAM of 150,000,000 and a SOM of 12,000,000.
F
Runs in your browser
💰 Finance & moneyFree
Net present value calculator for cash flows
Invest 1,000 today and receive 400, 500 and 600 over three periods at a 10% rate, and the NPV comes out positive.
B
Runs in your browser
💰 Finance & moneyFree
Subscription customer LTV calculator
A customer paying 50 a month at 70% gross margin with 5% monthly churn is worth 700 over the relationship: 35 of monthly contribution across an average lifetime…
A
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💰 Finance & moneyFree
Email campaign open rate calculator
Send 10,000 emails, deliver 9,600 and record 2,304 opens, and you have a 96% delivery rate and a 24% open rate.
B
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💰 Finance & moneyFree
Mortgage escrow monthly reserve calculator
Add up the yearly property tax and homeowners insurance and spread them over 12 months: 3,600 in tax plus 1,200 in insurance means an escrow reserve of 400 a…
S
Runs in your browser
💰 Finance & moneyFree
Check rental application income-to-rent ratio
See at a glance whether an applicant meets a three-times-rent rule: 7,500 of gross monthly income against 2,400 in rent is a multiple of 3.125, above the 7,200…
K
Runs in your browser
💰 Finance & moneyFree
Security deposit limit calculator
Turn a rule like two months of rent into an exact ceiling: with rent of 1,850.5 and a limit of 2, the maximum deposit is 3,701, so a 4,000 request is 299 over.
F
Runs in your browser
💰 Finance & moneyFree
Multi-agent real estate commission split
Enter the gross commission and two percentages to see who gets what: on 10,000 with a 30% brokerage split and a 25% referral fee, the referral is 2,500, the…
P
Runs in your browser
💰 Finance & moneyFree
Generate a move-in condition walkthrough checklist
Build a move-in inspection list before the boxes arrive: an apartment with 2 rooms gets 7 sections, from Room 1 and Room 2 to kitchen, bathroom, entrance…
B
Runs in your browser
💰 Finance & moneyFree
Property Management Fee Calculator
Split one month's rent into fees and owner income: 2,500 in rent with an 8% management fee costs 200, and a 500 leasing fee brings total fees to 700, leaving…
K
Runs in your browser
💰 Finance & moneyFree
Rent split calculator by room size
Split rent fairly by bedroom size: 3,200 shared across rooms of 180, 140 and 100 square feet comes to 1,371.43, 1,066.67 and 761.9, which add back exactly to…
F
Runs in your browser
💰 Finance & moneyFree
New home utility setup checklist
Know which service to order first before you move: internet needs about 21 days, electric and gas 14, water and trash 7, so the checklist puts broadband at the…
S
Runs in your browser
💰 Finance & moneyFree
Customs duty estimate from declared value and category rate
Plan landed costs with a duty figure you can audit: a declared value of 1,250 in the footwear category at 12.5% gives an estimated duty of 156.25.
K
Runs in your browser
💰 Finance & moneyFree
Freight class from density
Pre-check a freight class before you request LTL rates: 200 pounds in 20 cubic feet is a density of 10 PCF, which falls in the 9 to 10.5 band and maps to class…
P
Runs in your browser
💰 Finance & moneyFree
Boxes per pallet calculator
Get a stacking estimate you can inspect: 40 × 30 × 25 boxes on a 120 × 100 pallet place 9 per layer standard against 8 rotated, and 6 layers within 150 use…
F
Runs in your browser
💰 Finance & moneyFree
Warehouse storage slot utilization calculator
720 occupied slots out of 800 is 90% utilization, with 80 slots available and a warning because it is above the 85% planning threshold.
B
Runs in your browser
💰 Finance & moneyFree
Check whether an address is within a delivery zone radius
Decide in one step whether an address is in your delivery zone: one measured 6.283267 km from the hub in a straight line falls inside a 10 km radius.
F
Runs in your browser
💰 Finance & moneyFree
Pick and pack time estimate
Know how long an order takes before you promise a ship-by time: 12 items at 0.75 minutes each take 9 minutes to pick, and 3 minutes of packing bring the total…
P
Runs in your browser
🧭 Travel & geographyFree
Calculate parking fee by duration
Park for 5.5 hours at 4 for the first hour and 2.5 for each extra started hour, and you are billed 6 hours for 16.5, under an 18 daily cap.
B
Runs in your browser
🧭 Travel & geographyFree
Multi-stop route total distance calculator
Depot to Museum 4.8 km, Museum to Hotel 3.25 km and back to the Depot 6.1 km make a 14.15 km route, with every leg listed.
K
Runs in your browser
🧭 Travel & geographyFree
Bike share trip cost calculator
A 24-minute ride by a member with 10 included minutes bills 14 minutes, plus the unlock fee that still applies, so you see the fixed and per-minute parts of the…
B
Runs in your browser
🧭 Travel & geographyFree
Calculate EV charging session cost from kWh, rate, and fees
42.5 kWh at the charger's rate, plus a session fee and an idle fee, becomes one total with the energy cost and the extra fees shown apart, so a low advertised…
F
Runs in your browser
🧭 Travel & geographyFree
Rideshare fare estimate
With a 2.5 base, 1.25 per mile and 0.3 per minute, an 8.4-mile ride lasting 22 minutes comes to 19.6 before surge: 10.5 for distance and 6.6 for time.
P
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Compute an SVG path bounding box from path data
Paste the path M10 20 C30 0 50 40 70 20 L90 60 and get its true box: x from 10 to 90, y from 14.226497308104 to 60, so 80 wide.
K
Runs in your browser
🕸️ Web Scraping & MonitoringFree
ARIA role required attributes
Look up an ARIA role and get its exact contract: checkbox requires aria-checked, has 8 recommended attributes such as aria-label and aria-invalid, and needs an…
P
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Generate a color-scheme meta tag and CSS property
Choose light, dark or both and get the matching meta tag and CSS color-scheme declaration, ready to paste: both becomes light dark, the same value in each.
F
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Generate a Resource Preload Link Tag for Fonts, CSS, Scripts, and Images
Enter /assets/site.woff2 as a font and get a preload tag that marks it as a font and adds anonymous cross-origin loading, so the browser can reuse the early…
K
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Build a service worker precache list from static asset paths
Paste the file paths your site should keep for offline use and get a clean, ordered list: /assets/./app.js becomes /assets/app.js, a repeated stylesheet is…
B
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Parse an Accept-Language header into ordered locale preferences
Turn an Accept-Language header into an ordered list of language preferences: in the example, en-US comes first with weight 1, then en at 0.9, fr-CA and…
K
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Check CSS custom property scope between selectors
Check whether a CSS variable defined on one selector reaches the selector that uses it: a token on .theme-dark .card covers .theme-dark .card > .title, and each…
B
Runs in your browser
🕸️ Web Scraping & MonitoringFree
Convert data attributes to camelCase
Switch between an HTML data attribute and its JavaScript dataset name, both ways: data-user-profile-id becomes userProfileId, and userProfileId turns back into…
F
Runs in your browser
🕸️ Web Scraping & MonitoringFree
ETag weak or strong check
Paste an ETag and see at once whether it is weak or strong: W/"abc123" is weak, with abc123 as its inner tag, while "v1-hash" is strong.
P
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How it works
1
Get your key
Create an account with your email and add balance when you need it. No subscription, no sales call.
2
Call the endpoint
One authenticated POST. The API returns a task_id immediately — copy-paste snippets in five languages on every page.
3
Collect the result
Receive a signed webhook the moment it's ready, or fetch a signed link. A failed task is never charged.
Pay only for what you use
No subscription. Free tools run in your browser; paid tasks draw from your balance, which never expires.
Free tools
$0.00
On-device utilities — hash, QR, JSON, Text→PDF and more — run in your browser. No account, no limits.
Pay-as-you-go
Per task
$0.002+
The full API — 7800+ capabilities — billed only for what you run, from $0.002 per call. No monthly fee.
Balance
$10.00+
Top up your balance and spend it across web, API and the app. It never expires.