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New✅ ValidationCosta Rica ID number validatorEnter 1-0234-0567 and you learn it is a valid personal cédula, stored as 102340567 and shown in its usual hyphenated…NNitroRuns in your browserFreeOpen →New💰 Finance & moneyCosta Rica severance calculatorThirty months on an average ₡600,000, then a dismissal without just cause: the settlement comes to ₡2,040,000 in notice…NNitroRuns in your browserFreeOpen →New💰 Finance & moneyCosta Rica employer payroll charges 2026A ₡1,000,000 monthly salary costs a Costa Rican employer ₡1,268,300 in 2026, because ₡268,300 in social charges, the…NNitroRuns in your browserFreeOpen →New💰 Finance & moneyCosta Rica net salary calculator 2026On ₡1,000,000 gross a month, an employee in Costa Rica takes home ₡883,500 in 2026: ₡108,300 goes to the CCSS and ₡8,200…NNitroRuns in your browserFreeOpen →New💰 Finance & moneyCosta Rica aguinaldo calculatorYour aguinaldo is one twelfth of everything earned from 1 December to 30 November: twelve months at ₡600,000 come to an…NNitroRuns in your browserFreeOpen →New➗ MathNull space calculatorThe rows (1, 2, 3) and (2, 4, 6) have rank 1, so their null space needs two basis vectors: (−2, 1, 0) and (−3, 0, 1).SsamuraiRuns in your browserFreeOpen →New➗ MathLogical NOR calculatorFalse NOR false is true, and every other pair gives false. Enter two true-or-false values and get the NOR result with…PPavilionRuns in your browserFreeOpen →New➗ MathMultiply complex numbersMultiply two complex numbers in rectangular form: (1 + 2i)(3 + 4i) gives −5 + 10i, using (ac − bd) + (ad + bc)i with i²…AabuelaRuns in your browserFreeOpen →New➗ MathMöbius strip calculatorGive the band width and the centreline radius and get the Möbius strip's area and its single edge: a band 1 wide on a…SsamuraiRuns in your browserFreeOpen →New➗ MathLong multiplication calculatorMultiply two whole numbers the schoolbook way and see every partial product: 123 times 45 gives the rows 615 and 4920…AabuelaRuns in your browserFreeOpen →New➗ MathMean calculatorAdd up a list and divide by how many numbers it holds: 2, 4, 6, 8 and 10 sum to 30, so the mean is 6.PPavilionRuns in your browserFreeOpen →New➗ MathLog2 calculatorEnter a positive number and get its base-2 logarithm, the power of two that produces it: log2 of 8 is 3, of one half is…SsamuraiRuns in your browserFreeOpen →

Popular capabilities

Most viewed first; free tools win ties.

#1📈 SEOValidate a redirect mapCatch redirect mistakes while the map is still a file: in /a → /b → /c → /d, the route from /a takes three hops and is…GGalaRuns in your browserFreeOpen →#2📄 Documents & PDFConvert HTML to PDFTurn an invoice template or a rendered report written in HTML into a PDF that looks exactly like the page a modern…NNitroAPI$0.040Open →#3📄 Documents & PDFJPG to PDFThree photos of a damaged part, or several receipts snapped on a phone, become one PDF with one page per image, in the…NNitroAPI$0.002Open →#4📄 Documents & PDFURL to PDFKeep a competitor's advertised claims, a government notice or a partner's terms exactly as they appeared on a given…NNitroAPI$0.040Open →#5🌐 TranslationSort a list alphabeticallyWith Spanish rules, “nandu” comes before “ñandú” and “Ñoño”, and “Ángel” sits right after “angel” instead of at the end…GGalaRuns in your browserFreeOpen →#6✅ ValidationValidate a phone numberType +34 600 11 12 22 and you get +34600111222, confirmed as a valid Spanish number of 11 digits, ready for your contact…NNitroRuns in your browserFreeOpen →#7✅ ValidationColor contrast checkerKnow whether text will stay readable for everyone, whatever your own screen shows: dark gray #111827 on white has a…GGalaRuns in your browserFreeOpen →#8🖼️ ImagesAdd a logo to a QR codeAdd your logo to the center of a QR code without breaking it: the error-correction level, the logo's size and the blank…NNitroRuns in your browserFreeOpen →#9🕸️ Web Scraping & MonitoringRemove tracking parameters from a URLTwo UTM tags gone, the id parameter kept and nothing else in the link touched: paste a link to strip known tracking…GGalaRuns in your browserFreeOpen →#10📄 Documents & PDFSplit a PDFCut a three-page PDF every two pages and you get two files: pages 1 and 2, then page 3.NNitroAPI$0.002Open →#11📄 Documents & PDFExtract text from a PDFGet the words a native PDF already contains as plain text in reading order, without fonts, columns or coordinates…NNitroAPI$0.002Open →#12✍️ Text & AISummarize a textNobody on your team has to skim a 4,000-word document again to find the three sentences that matter: paste it in and get…NNitroAPI$0.003Open →

Find your tool

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📄 Documents & PDFAPI
Delete pages from a PDF
Drop page 2 from a three-page PDF and you get back a two-page file with everything else untouched.
NNitro
$0.002
📄 Documents & PDFAPI
Reorder PDF pages
List 3, 1 and you get a two-page PDF with page 3 first and page 1 second: pages land exactly where you say.
NNitro
$0.002
📄 Documents & PDFAPI
Rotate a PDF
Rotate pages 1-2 of a scanned PDF by 90 degrees and they read upright, with text and images untouched, since only the orientation changes.
NNitro
$0.002
📄 Documents & PDFAPI
Watermark a PDF
Type DRAFT, CONFIDENTIAL or a recipient's name and every page of the PDF comes back stamped diagonally in semi-transparent text that sits above the content…
NNitro
$0.002
📄 Documents & PDFAPI
Add a logo to a PDF
Put a logo in the corner of every page, a semi-transparent seal across the middle or a full-page background, at the position, scale and opacity you choose.
NNitro
$0.002
📄 Documents & PDFAPI
Add page numbers to a PDF
Number every page of a PDF so readers can say page 42 instead of the page with the chart. Choose the position, a style like Page 3 of 40 and the starting…
NNitro
$0.002
📄 Documents & PDFAPI
Add headers and footers to a PDF
Put a Confidential line at the foot and continuous page numbers on every page of a merged filing, an invoice or a report, without reopening or reflowing the…
NNitro
$0.002
📄 Documents & PDFAPI
Bates numbering
With the prefix EXP- and four digits, a three-page PDF comes back stamped EXP-0001, EXP-0002 and EXP-0003.
NNitro
$0.002
📄 Documents & PDFAPI
Read PDF metadata
Find out who made a PDF and when: its title, author, subject and keywords, the program that created it, the software that wrote it, and its creation and…
NNitro
$0.002
📄 Documents & PDFAPI
Edit PDF metadata
Fix a PDF whose properties still name a template's author or show no title at all: set its title, author, subject and keywords without changing a single page…
NNitro
$0.002
📄 Documents & PDFAPI
Remove PDF metadata
Clear the six hidden properties that give a PDF away, from the author and title to the software that created and produced it, plus the embedded copies of them.
NNitro
$0.002
📄 Documents & PDFAPI
Count PDF pages and words
Get the exact number of pages, words and characters in a PDF, counted from its real page tree and text layer instead of guessed from the file size.
NNitro
$0.002
📄 Documents & PDFTemporarily withdrawn
Convert PDF to JPG
Send a PDF and get back one JPG per page, with fonts, vector drawings and tables rendered exactly as a reader would see them, at the resolution you choose.
NNitro
$0.040
📄 Documents & PDFAPI
Make a PDF thumbnail
Replace a wall of identical grey PDF icons with a picture of each document's first page, captured exactly as it would print, with its images, colors and layout.
NNitro
$0.040
📄 Documents & PDFAPI
Extract text from a PDF
Get the words a native PDF already contains as plain text in reading order, without fonts, columns or coordinates getting in the way.
NNitro
$0.002
📄 Documents & PDFAPI
Convert PDF to Markdown
Headings become # levels, bulleted and numbered lists keep their markers and paragraphs come through as plain lines, so a fixed-layout PDF turns into editable…
NNitro
$0.010
📄 Documents & PDFSoon
Convert PDF to HTML
A PDF that will not reflow on a phone becomes a web page with real headings and paragraphs that search engines can index and screen readers can follow.
NNitro
$0.052
📄 Documents & PDFAPI
Fill a PDF form
Send a name such as Ada Lovelace and a ticked acceptance box, and both land in the right fields of the official PDF form, with nothing retyped.
NNitro
$0.002
📄 Documents & PDFAPI
Read PDF form fields
A two-field form comes back as a clear list: a text box called nombre, still unfilled, and a checkbox called acepta, left unticked.
NNitro
$0.002
📄 Documents & PDFAPI
Flatten a PDF
Turn a signed contract or a completed tax form into a final copy: every typed value, checkmark, highlight and stamp becomes part of the page and can no longer…
NNitro
$0.002
📄 Documents & PDFSoon
Compress a PDF
A contract scanned at 600 DPI can reach tens of megabytes, mostly from images; compression re-encodes them for screen and standard print, drops unused data and…
NNitro
$0.041
📄 Documents & PDFSoon
Password-protect a PDF
Lock a payroll summary, a contract or a client statement with a password you choose and AES-256 encryption, so the file will not even open without it, wherever…
NNitro
$0.042
📄 Documents & PDFSoon
Remove a PDF password
Supply the current password and get back an unencrypted copy with the exact same pages, text, images and formatting, ready for extraction, merging or archiving.
NNitro
$0.042
📄 Documents & PDFSoon
Convert PDF to PDF/A
A regular PDF relies on fonts, color profiles and scripts that may not exist in twenty years. Converting to PDF/A embeds every font, switches colors to a…
NNitro
$0.042
📄 Documents & PDFSoon
Make a scan searchable
Turn a scanned contract you can only look at into one you can search with Ctrl-F, select and copy: an invisible text layer is laid exactly over the words while…
NNitro
$0.042
📄 Documents & PDFSoon
Optimize a PDF for web
A several-hundred-page catalog opened from a link shows its first page while the rest is still downloading, instead of a blank viewer and a spinning wheel.
NNitro
$0.042
📄 Documents & PDFAPI
Compare two PDFs
Find the one changed clause in a two-hundred-page contract without reading it twice: send both versions and get every passage that was added, removed or moved…
NNitro
$0.002
📄 Documents & PDFTemporarily withdrawn
Split a PDF by bookmarks
A 400-page manual whose author bookmarked each chapter becomes one file per top-level bookmark, with no page counting by hand.
NNitro
$0.002
📄 Documents & PDFSoon
Convert Word to PDF
Send a .docx and get back a PDF in which a two-page memo stays two pages on every screen: text, images, tables, headers, footers and page breaks are rendered as…
NNitro
$0.051
📄 Documents & PDFSoon
Convert PDF to Word
PDF was built in the early 1990s to fix how pages look, which is why it resists editing: this conversion rebuilds paragraphs, headings, tables and lists into a…
NNitro
$0.051
📄 Documents & PDFSoon
Convert Excel to PDF
Every sheet of your Excel workbook becomes PDF pages in sheet order, with print areas, column widths and page breaks respected, so readers see finished numbers…
NNitro
$0.052
📄 Documents & PDFAPI
Convert PDF to Excel
One PDF page in, an Excel file out: every table on that page is rebuilt as real cells you can sum, sort and filter, so bank statements and supplier lists stop…
NNitro
$0.010
📄 Documents & PDFSoon
Convert PowerPoint to PDF
Each slide of your PowerPoint deck becomes one PDF page in its original order, with text, images, charts and backgrounds locked as designed, so a leave-behind…
NNitro
$0.052
📄 Documents & PDFSoon
Get plain text from Word
Since 2007, a Word file has carried styles, comments, tracked changes and embedded media around your words.
NNitro
$0.052
📄 Documents & PDFSoon
Convert ODT to PDF
OpenDocument became an ISO standard in 2006, yet most recipients still expect PDF: turn an .odt from LibreOffice or OpenOffice into a PDF that keeps headers…
NNitro
$0.052
📄 Documents & PDFSoon
Convert EPUB to PDF
Even a 400-page novel becomes a fixed, paginated PDF, with its chapters, images and table of contents laid out as pages that look the same on every screen and…
NNitro
$0.052
📄 Documents & PDFAPI
Generate a Word doc
Headings at three levels, bold and italic text, bullet lists and tables arrive as native Word elements in a genuine .docx that anyone can edit, search or read…
NNitro
$0.002
📄 Documents & PDFAPI
Create an invoice PDF
Turn a renewed subscription, a completed marketplace order or an approved quote into a branded, itemized invoice PDF with subtotal, tax breakdown and grand…
NNitro
$0.040
📄 Documents & PDFAPI
Create a receipt PDF
Send the payer's details, the amount received, the payment method, the items and the date, and get back a compact PDF with one job: proving that this payment…
NNitro
$0.040
📄 Documents & PDFAPI
Create certificates
A cohort of a thousand learners needs a thousand certificates, each with the right name: enter the name, the course or achievement and the date, and get a…
NNitro
$0.040
📄 Documents & PDFAPI
Generate a contract PDF
Turn one contract template into a correct NDA, lease or offer letter every time: names, dates, amounts and optional clauses are filled in while the legal…
NNitro
$0.040
📄 Documents & PDFAPI
Turn an HTML report into a PDF
Convert a monthly summary or a dashboard snapshot that already exists as a web page into a PDF you can email, archive or hand to a client, with page breaks that…
NNitro
$0.040
📄 Documents & PDFAPI
Make shipping labels
A parcel to Ada Lovelace in London with tracking code ABC123 and a weight of 1.2 kg becomes a print-ready label, its barcode sized and placed where a scanner…
NNitro
$0.002
📄 Documents & PDFAPI
Create a quote PDF
Turn items, quantities, unit prices and a 30-day validity date into a branded quote PDF that a prospect can forward, print or attach to a purchase order.
NNitro
$0.040
🔎 OCR & Data ExtractionAPI
Extract text from an image
Pull the words out of a photographed receipt, a screenshot or a whiteboard snapshot and get them back as plain text you can search and reuse.
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Read a scanned PDF
Make a scanned PDF readable: a 40-page report saved as page images comes back as plain text, page by page, in the order you would read it.
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Turn handwriting into text
Photograph a page of handwritten inspection notes and get the words back as plain text, ready to attach to the digital report, whether written in print or…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Extract tables to CSV
Get a price list, lab report or shipping manifest out of a scan as CSV with every row and column where it belongs, merged cells and multi-line entries included.
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Scan a receipt
Photograph a crumpled lunch receipt and get back the merchant, purchase date, each legible line with quantity and price, subtotal, tax and grand total, so the…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Extract invoice data
Stop keying vendor bills by hand: one invoice comes back as supplier name and address, invoice number, due date, every line with quantity and unit price, plus…
NNitro
$0.009
🔎 OCR & Data ExtractionAPI
Read a purchase order
Turn each incoming purchase order into what, how many, by when and at what price: PO number and date, buyer and vendor, every item with quantity and unit price…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Read a bank statement
Upload a statement and get every transaction line back in order, with its date, description, amount and running balance where the bank prints one, plus the…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Scan a business card
Snap a card and its name, job title, company, phone numbers, email and address come back as separate details, ready for your address book or sales list.
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Parse a CV
Stop copying resumes field by field: each CV, from a two-column designer template to a phone photo of a printed copy, comes back as name, contact details, work…
NNitro
$0.003
🔎 OCR & Data ExtractionAPI
Parse a job description
A job posting buries its useful part under paragraphs about culture and benefits: this tool lifts out the required skills, years of experience, seniority…
NNitro
$0.003
🔎 OCR & Data ExtractionAPI
Extract contract data
Upload a signed agreement and get back who the parties are, when it takes effect and expires, the amounts involved and how it renews, each as a separate detail.
NNitro
$0.003
🔎 OCR & Data ExtractionAPI
Find clauses in a contract
Tell it you need the limitation-of-liability clause from a forty-page agreement and you get that passage alone, word for word, with its location in the…
NNitro
$0.003
🔎 OCR & Data ExtractionAPI
Read a filled-in form
Photograph a completed intake sheet and every answer comes back next to its label: typed text, handwriting, a ticked box, an X or a circled option, all read…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Read an ID document
Send one photo of the front of an ID and get the holder’s full name, document number, date of birth, expiry date and issuing authority when printed, each…
NNitro
$0.010
🔎 OCR & Data ExtractionAPI
Read a passport's MRZ
Read the two lines of 44 characters at the bottom of a passport page and get name, document number, nationality, birth date, sex and expiry, plus whether each…
NNitro
$0.010

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
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On-device utilities — hash, QR, JSON, Text→PDF and more — run in your browser. No account, no limits.

Balance
$10.00+

Top up your balance and spend it across web, API and the app. It never expires.