Skip to content
omnikit

The whole toolbox

Find your next
useful tool.

Find a tool, do the thing, get on with your day.

Showing 122 tools.

Word & Documents

Word to PDF

Ready to send. Easy to open. Convert DOC or DOCX into a PDF, check the first-page preview and download your document.

Cloud processingNew
Word & Documents

Word Document Viewer

Open a DOCX without installing Word. Read its headings, tables, images and text in a clean browser view.

On your deviceNew
Word & Documents

Word to Text

Get the words out of Word. Extract editable text from a DOCX, copy it or download a plain TXT file.

On your deviceNew
Word & Documents

Text to Word

Turn notes, letters or pasted text into a real editable Word document. Choose the font, size and paper, then download DOCX.

On your deviceNew
Word & Documents

Word to HTML

Take Word content to the web. Convert DOCX headings, lists, links and tables into clean HTML with a readable preview.

On your deviceNew
Excel & CSV

Excel to PDF

Make a spreadsheet ready to share or print. Convert XLS or XLSX to PDF with worksheet and page-layout controls.

Cloud processingNew
Excel & CSV

Excel Spreadsheet Viewer

Open Excel without Excel. Browse worksheets, search your data and see saved formula results in a readable table.

On your deviceNew
Excel & CSV

Excel to CSV

Get spreadsheet data into a simple file. Choose an Excel worksheet, preview it and export CSV with the delimiter you need.

On your deviceNew
Excel & CSV

CSV to Excel

Turn CSV into a proper Excel file. Preview columns, preserve leading zeros and choose text, number or date types before downloading XLSX.

On your deviceNew
Excel & CSV

Remove Duplicate Rows

Clean your spreadsheet without the spreadsheet headache. Choose the columns that define a duplicate, preview the result and keep the first matching row.

On your deviceNew
Image Tools

Crop Image

Keep the part that matters. Crop a photo with draggable corners, common ratios or exact pixel dimensions, then download PNG, JPG or WEBP.

On your deviceNew
Image Tools

Image to Text

Stop retyping screenshots. Extract text from photos and scans, correct the result, then copy it or download a text file.

On your deviceNew
ZIP & Archives

Create ZIP

One download, all your files. Combine documents, photos and other files into a ZIP, with a clear contents list and your own archive name.

On your deviceNew
ZIP & Archives

Extract ZIP

See what’s inside before you download. Open a ZIP and extract one file or bundle selected files, all in your browser.

On your deviceNew
QR & Barcode

QR Code Reader

Find out where that QR code goes. Read a screenshot or image, inspect the decoded content, then copy it or open a web link yourself.

On your deviceNew
PDF Tools

Merge PDF

Bring separate PDFs together into one easy-to-share document, with the files arranged in your chosen order.

On your device
PDF Tools

Split PDF

Break a long PDF into separate documents: one file per page or just the page ranges you need.

On your device
PDF Tools

Extract PDF Pages

Save just the PDF pages you need in a new document, without sending someone the whole file.

On your device
PDF Tools

Remove PDF Pages

Take unwanted pages out of a PDF and download a cleaner copy with the rest in place.

On your device
PDF Tools

Rotate PDF

Fix sideways scans or upside-down pages: turn the whole PDF or only the pages that need it.

On your device
PDF Tools

Reorder PDF Pages

Put PDF pages back in order using thumbnails, so you can see what is moving before you save.

On your device
PDF Tools

Compress PDF

Make scanned and image-heavy PDFs smaller for email or upload, with three compression levels and a before-and-after size check.

On your device
PDF Tools

PDF to JPG / PNG

Save PDF pages as JPG or PNG pictures for a presentation, preview or image upload, at the resolution you choose.

On your device
PDF Tools

Images to PDF

Put photos, scans or screenshots into one PDF, one image per page, ready to send or print.

On your device
PDF Tools

Extract Text from PDF

Copy the words out of a text-based PDF in one go, with word count and a plain-text download.

On your device
PDF Tools

PDF Metadata Viewer & Remover

Check a PDF’s title, author and other document properties, then edit or clear the supported fields before sharing.

On your device
PDF Tools

Add Watermark to PDF

Mark a PDF as DRAFT, CONFIDENTIAL or your own text, with a watermark on every page.

On your device
PDF Tools

Add Page Numbers to PDF

Make a long PDF easier to follow: add page numbers where you want, in the format you choose.

On your device
PDF Tools

Interleave PDF Pages

Match separately scanned fronts and backs by alternating pages from two PDFs into one document.

On your device
PDF Tools

Reverse PDF Page Order

Fix a PDF scanned back to front by putting its last page first and reversing the rest.

On your device
PDF Tools

Add Blank Pages to PDF

Make room for notes or tidy a print layout by adding blank pages at the end or after a chosen page.

On your device
PDF Tools

PDF Booklet Maker

Turn a PDF into a foldable booklet, with pages arranged for double-sided printing and stapling down the middle.

On your device
PDF Tools

Crop PDF

Trim scanner borders or excess margins from every PDF page, with a preview before you save.

On your device
PDF Tools

Resize PDF Pages

Bring mixed PDF page sizes into line: fit every page to A4, Letter, A5 or your own dimensions.

On your device
PDF Tools

Overlay / Stamp PDF

Add a PDF letterhead behind your document, or use a PDF page as a stamp over selected pages.

On your device
PDF Tools

Fill PDF Form

Complete a fillable PDF with text, ticks and selections, then save your answers in the document.

On your deviceNew
PDF Tools

Flatten PDF

Finish a filled PDF form by turning its answers into ordinary page content instead of editable form fields.

On your device
PDF Tools

Sign PDF

Add a signature to a PDF: draw it, type your name or use an image, then place it on the right page.

On your deviceNew
PDF Tools

Add Header & Footer

Put a title, company name or page count at the top or bottom of every PDF page.

On your device
PDF Tools

Stamp Image on PDF

Put your logo or an image stamp on PDF pages, with control over placement, size and transparency.

On your device
PDF Tools

Attach Files to PDF

Bundle supporting files inside a PDF: add a spreadsheet, source images or other documents as downloadable attachments.

On your device
PDF Tools

Extract PDF Attachments

Get supporting files back out of a PDF’s attachments, with a single-file download or a ZIP for the set.

On your device
PDF Tools

Redact PDF

Cover private details with black boxes and save a new PDF whose pages are images with those boxes baked in.

On your deviceNew
PDF Tools

Compare PDFs

Find visible changes between two PDFs, with page-by-page highlights and a side-by-side comparison.

On your device
PDF Tools

Greyscale PDF

Make a colour PDF greyscale for monochrome printouts, with every page converted to a grey page image.

On your device
PDF Tools

Invert PDF Colours

Flip the colours of PDF pages for a white-on-black version, useful when a bright page feels too glaring.

On your device
PDF Tools

Remove Blank Pages

Find empty pages in a scanned PDF, check the suggested list, then remove the ones you approve.

On your device
PDF Tools

Extract Images from PDF

Save the individual photos and logos stored inside a PDF, rather than taking a picture of the whole page.

On your device
PDF Tools

PDF to WEBP

Turn PDF pages into WEBP images for website previews, with resolution and quality controls.

On your device
PDF Tools

Rasterise PDF

Turn each PDF page into a picture inside a new PDF, creating a fixed-layout copy without selectable text.

On your device
PDF Tools

Text to PDF

Turn notes or a text file into a tidy PDF, with your choice of font, margins and page size.

On your device
PDF Tools

Markdown to PDF

Turn Markdown notes or a README into a clean PDF, with headings, lists, tables and code blocks styled for print.

On your deviceNew
PDF Tools

HTML to PDF

Turn an HTML snippet or file into an A4 PDF, without opening a print dialog or running its scripts.

On your device
PDF Tools

SVG to PDF

Turn an SVG logo, drawing or diagram into a PDF, keeping supported shapes as sharp vector graphics.

On your device
PDF Tools

CBZ to PDF

Make a comic archive easier to open or print by turning its numbered images into PDF pages.

On your device
PDF Tools

PDF to CBZ

Turn PDF pages into a numbered comic archive for a CBZ reader, with each page saved as a JPEG image.

On your device
PDF Tools

PDF OCR — Scanned PDF to Text

Turn scanned PDF pages into text you can copy, edit or save, with the recognition running in your browser.

On your deviceNew
PDF Tools

Repair PDF

Try to rescue a damaged PDF that will not open, using several rebuilding methods and a clear recovery report.

On your device
PDF Tools

Protect PDF with a Password

Add a password to a PDF before sharing it, using AES-256 encryption that runs in your browser.

On your device
PDF Tools

Unlock PDF

Stop entering a password every time you open a PDF: use the password you know to save an unlocked copy.

On your device
Image Tools

Resize Image

Get the right image size for an upload, thumbnail or social post: choose pixels, a percentage or a ready-made preset.

On your device
Image Tools

Compress Image

Make a photo smaller to upload or send, with format, quality and width controls plus a clear size comparison.

On your device
Image Tools

Convert Image Format

Change PNG, JPG or WEBP into the format you need, keeping the same pixel dimensions.

On your device
Image Tools

Background Remover

Remove a photo background for free. Keep your subject, choose transparent or a solid colour, and download a PNG with no watermark.

On your deviceNew
Audio Tools

Audio Transcription

Turn a recording into text you can read and edit, or download timestamped subtitles, with speech recognition on your device.

On your deviceNew
Audio Tools

Audio Trimmer

Cut a useful clip from a recording: preview the waveform, choose the start and end, and download an uncompressed WAV.

On your device
Audio Tools

Audio to WAV Converter

Turn browser-readable MP3, M4A and other audio into WAV for editing or transcription, with sample-rate and channel controls.

On your device
Text & Writing

Word Counter

Check your word count as you write, with characters, sentences and estimated reading time alongside it.

On your device
Text & Writing

Case Converter

Fix accidental CAPS, tidy a heading or turn a phrase into camelCase, snake_case and other text styles.

On your device
Text & Writing

Remove Duplicate Lines

Clean up a list by removing repeated lines, while keeping the first appearance of each item.

On your device
Text & Writing

Sort Lines

Put a list in alphabetical order, sort numbered items sensibly or shuffle the whole thing.

On your device
Text & Writing

Reverse Text

Write a word backwards, reverse the words in a sentence or flip the order of a whole list.

On your device
Text & Writing

Find & Replace

Replace a word everywhere at once, or use a pattern to make bigger text edits without doing them by hand.

On your device
Text & Writing

Text Cleaner

Tidy messy pasted text: remove extra spaces, fix line breaks, strip HTML tags and straighten curly quotes.

On your device
Text & Writing

Text Diff

Spot what changed between two versions of text, with added and removed lines highlighted for you.

On your device
Text & Writing

Slug Generator

Turn a page title into a tidy web address ending, without spaces, stray punctuation or common accented letters.

On your device
Text & Writing

Lorem Ipsum Generator

Fill a design with just enough placeholder text: choose words, sentences or full paragraphs.

On your device
Developer Tools

JSON Formatter & Validator

Make a wall of JSON readable, check for syntax errors or minify it when you need a compact version.

On your device
Developer Tools

JSON ↔ CSV Converter

Turn JSON rows into spreadsheet-ready CSV, or convert a CSV table into JSON you can use in code.

On your device
Developer Tools

Base64 Encoder / Decoder

Decode a Base64 string, encode text or turn a file into Base64 without sending it to a server.

On your device
Developer Tools

URL Encoder / Decoder

Make text safe to put in a URL, or turn a link full of %20 and other encoded characters back into readable text.

On your device
Developer Tools

JWT Decoder

See the readable details inside a JWT: its header, claims and expiry, without uploading your login token.

On your device
Developer Tools

UUID Generator

Generate fresh random UUIDs for records, test data or code, one at a time or in a ready-to-copy batch.

On your device
Developer Tools

Hash Generator

Get a SHA checksum for text or a file, then compare it with a trusted checksum to check it matches.

On your device
Developer Tools

Regex Tester

Try a regular expression against real text and see its matches and captured groups as you edit.

On your device
Developer Tools

Unix Timestamp Converter

Turn a Unix timestamp into a readable date, or find the timestamp for a date in seconds or milliseconds.

On your device
Developer Tools

HTML Entity Encoder / Decoder

Turn characters such as < and & into HTML entities, or decode entities back into ordinary text.

On your device
Developer Tools

Markdown Preview

Check how your Markdown will look while you write, then copy or download the rendered HTML.

On your device
Unit Converters

Length Converter

Switch between centimetres and inches, feet and metres, or kilometres and miles without reaching for a formula.

On your device
Unit Converters

Weight Converter

Convert kilograms to pounds, grams to ounces or stone to kilograms for everyday measurements.

On your device
Unit Converters

Temperature Converter

Translate a temperature between Celsius, Fahrenheit and Kelvin, for weather, recipes or your next calculation.

On your device
Unit Converters

Volume Converter

Convert liquids between millilitres, litres, cups, fluid ounces and gallons, with US and UK units kept distinct.

On your device
Unit Converters

Speed Converter

Read a speed in the units you know: convert mph, km/h, metres per second or knots.

On your device
Unit Converters

Data Storage Converter

Make sense of file and storage sizes: convert bytes, MB, GB and TB or their binary equivalents.

On your device
Calculators

Percentage Calculator

Work out a percentage without the mental maths: a share of a number, a percentage comparison or a change.

On your device
Calculators

Percentage Change

See how much a price, total or other value went up or down, as both an amount and a percentage.

On your device
Calculators

Age Calculator

Find your age in years, months and days, or work it out for another date, with your next birthday alongside.

On your device
Calculators

BMI Calculator

Calculate adult BMI from height and weight, with metric or imperial inputs and a reference weight range.

On your device
Calculators

VAT Calculator

Add VAT to a price or work backwards from a tax-inclusive total, with net, tax and gross shown together.

On your device
Calculators

Discount Calculator

See the sale price and what you save, including the effect of a second discount on top.

On your device
Calculators

Tip Calculator

Work out the tip and split the bill fairly, with the total and each person’s share shown clearly.

On your device
Calculators

Loan Calculator

Estimate a fixed-rate loan’s monthly payment, total interest and repayment schedule from the numbers you enter.

On your device
Calculators

Mortgage Calculator

Estimate monthly mortgage repayments from the home price, deposit, interest rate and term.

On your device
Calculators

Compound Interest Calculator

Explore how a starting balance and regular savings could grow, with contributions and interest shown separately.

On your device
Calculators

Fuel Cost Calculator

Plan a road trip’s fuel budget from the distance, your fuel consumption and the price at the pump.

On your device
Calculators

Break-even Calculator

Find the sales target that covers your costs, using fixed costs, cost per item and your selling price.

On your device
Date & Time

Date Difference Calculator

Find how long there is between two dates, shown as days, weeks and a calendar breakdown.

On your device
Date & Time

Days Until Calculator

See the time left until a deadline, holiday or other date, with a live countdown you can label.

On your device
Date & Time

Business Days Calculator

Count Monday-to-Friday working days between dates, or find the date after a set number of weekdays.

On your device
Date & Time

Time Zone Converter

Check what a meeting time means somewhere else, with a date-aware conversion and clocks for major cities.

On your device
Date & Time

Week Number

Check the current ISO week number or look up the week and date range for another day.

On your device
Business Tools

Invoice Generator

Make a professional invoice with your logo, items, tax and totals, then print it or save a PDF for your client.

On your deviceNew
Business Tools

Quote Generator

Give a client a clear price before work begins: create a quote with items, tax, discounts and an expiry date.

On your device
Business Tools

Receipt Generator

Record a payment you received, with what was paid, the payment method and any remaining balance.

On your device
Design Tools

Contrast Checker

Check whether text stands out against its background, with a colour preview and WCAG AA and AAA contrast results.

On your device
Security & Passwords

Password Generator

Create a random password that fits the rules you need, with length, symbols and easy-to-read character controls.

On your device
QR & Barcode

QR Code Generator

Make a free QR code for a link, menu, Wi-Fi or contact details, then download it in your own colours.

On your device
Productivity

Pomodoro Timer

Make time for focused work and a proper break, with adjustable Pomodoro rounds and a countdown in the tab title.

On your device
Productivity

Stopwatch

Time a task, practice run or activity, with lap times and simple keyboard controls.

On your device
Productivity

Countdown Timer

Set a timer for a few minutes or count down to a date, with the remaining time visible in your tab title.

On your device