Free tools that run your business every day.
Invoices, receipts, a sales and debt book, flyers for your status, and AI that writes your captions. Open a tool and use it. No account, no payment.
Invoices & paperwork
Invoices, receipts, quotes and letters with your logo
Invoice Generator
Make a neat invoice with your logo in one minute. Download PDF or send on WhatsApp.
Receipt Generator
Give customers a proper receipt for every payment, with your logo.
Quotation Maker
Send a clean price quote before the job starts.
Delivery Note / Waybill
A delivery note for goods you send, with a space for the customer to sign.
Letterhead Maker
Write a letter on your own letterhead and download it as a PDF.
Run your shop
Sales, debts, stock, orders, staff and customers, saved for you
Daily Sales Book
Write down every sale and see today, this week and this month at a glance.
Who Owes Me (Debt Book)
Keep track of customers who owe you and send polite WhatsApp reminders.
Expense Book
Track what you spend on the business so you know where money goes.
Customer List & Birthdays
Keep every customer in one place, see birthdays coming up and message them.
Stock Tracker
Know what you have, what is running low and what your stock is worth.
Order Tracker
Track every order from paid to delivered and update customers on WhatsApp.
Staff Attendance & Pay
Mark who came to work, record advances and see what to pay at month end.
Ajo / Esusu Tracker
Run your contribution group: who has paid, whose turn it is to collect.
Cash Count & Till
Count your cash by notes and check it against what you sold today.
Monthly Profit & Loss
See what you made each month from your sales and expense books.
Money maths
Profit, tax, POS charges, rent, fees and more
Profit & Markup Calculator
See your real profit, margin and the price you should sell at.
PAYE Salary Tax Calculator 2026
Work out income tax and take-home pay under the 2026 Nigerian tax rules.
POS Charges Calculator
For POS agents: what to charge for withdrawals and transfers, and your profit.
Payment Gateway Fee Calculator
See what Paystack, Flutterwave or your gateway takes, and what to charge to receive in full.
VAT Calculator
Add or remove VAT (7.5% in Nigeria) from any amount.
Rent, Agency & Legal Fee Calculator
The full amount you need to move in: rent, agency, legal, caution and more.
Delivery Fee Calculator
Price your deliveries properly from distance, fuel and rider pay.
Amount in Words
Write any amount in words for cheques, invoices and receipts.
Discount & Sale Price
Work out sale prices, discounts and how much a promo costs you.
Break-even Calculator
How many you must sell each month before you start making profit.
Dollar to Naira (Your Rate)
Convert at the rate you were given, both ways, and see the difference.
Split Bill Calculator
Share a bill fairly between friends or partners, with service charge.
Savings & Ajo Planner
How much to put aside daily, weekly or monthly to hit your target.
Loan Repayment Calculator
See monthly repayments and total interest before you borrow.
Free AI helpers
Captions, names, replies and ideas, written for you
Instagram Caption Writer
Three ready captions with hashtags for your post, in seconds.
Hashtag Generator
The right mix of popular, local and niche hashtags for your post.
30-Day Content Ideas
A month of post ideas for your page so you never run out of what to post.
Broadcast Message Writer
Promo and update messages for WhatsApp broadcast and status.
Business Name Ideas
Fresh, catchy names for your business or product.
Product Description Writer
Descriptions that make people want to buy.
Customer Reply Helper
Paste a customer message and get a polite, professional reply.
Instagram Bio Writer
Short bios that say what you do and get people to message you.
Photos, flyers & WhatsApp
Edit photos and look good on status and Instagram
Photo Editor
Crop, brighten, add filters and text to your photos, right on your phone.
Watermark Photos
Put your logo or name on product photos so nobody can steal them.
Before & After Maker
Show off your work with a clean before and after picture.
Customer Review Card
Turn a customer's kind words into a beautiful post.
Simple Logo Maker
A clean text logo with an icon for your business in minutes.
Flyer Maker
Make a promo flyer for WhatsApp status and Instagram from your photo.
Price List Maker
Turn your services and prices into a neat image to post and send.
Business Card Maker
A smart digital business card you can send or print.
Account Details Card
A clear picture of your bank details to send customers, no mistakes.
Photo Resizer for Status
Fit any photo to WhatsApp status, Instagram post or story without cropping faces.
Photo Compressor
Make photos smaller so they upload fast and save data.
WhatsApp Order Link & QR
A link and QR code that opens WhatsApp with an order message ready.
QR Code Maker
A QR code for your link, page, WiFi or bank details. Download and print.
School & jobs
CV, cover letter, CGPA and dates
CV / Resume Maker
A clean, professional CV in minutes. Download as PDF, saved for next time.
Cover Letter Writer
A strong cover letter for the job you want, written with AI.
CGPA Calculator
Work out your GPA and CGPA on the 5.0 or 4.0 scale and your class of degree.
Age & Date Calculator
Exact age, days between two dates, and what date it will be in N days.
Want customers to book and pay you online?
Get your own Flinxy page with your services, prices, booking and deposits that go straight to your bank. Set up in minutes.
Start free on FlinxyQuestions
Are the tools really free?
Yes. Every tool is free and you can use it without creating an account. A free Flinxy account only gives you more AI writes each day.
Is my information safe?
Invoices, receipts, record books, photos and designs are made inside your own browser. Flinxy does not receive or keep them. Only the AI helpers send the text you type to our AI so it can write for you.
Can I use them outside Nigeria?
Yes. Change the currency inside any money tool. The AI helpers can also write in Pidgin, French, Yoruba, Igbo, Hausa and Swahili.
What is Flinxy?
Flinxy gives service businesses a booking page, a shop and payments that land in their bank account. These tools are our gift to every business, whether or not you use Flinxy.
More tools: converters, text, web and developer tools
Online tools
Popular tools
Compress and optimize images for a smaller image size but still high quality.
Minify your HTML by removing all the unnecessary characters.
Use the Google translator API to generate text to speech audio.
Get approximate IP details.
Ping a website, server or port.
Convert text to ascii and the other way for any string input.
We haven't found any tool named like that.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get approximate IP details.
Take an IP and try to look for the domain/host associated with it.
Get all possible details about an SSL certificate.
Get all possible details about a domain name.
Ping a website, server or port.
Get all the HTTP headers that an URL returns for a typical GET request.
Check whether a website is using the new HTTP/2 protocol or not.
Check whether a website is using the Brotli Compression algorithm or not.
Check if the URL is banned and marked as safe/unsafe by Google.
Check if the URL is cached or not by Google.
Check for 301 & 302 redirects of a specific URL. It will check for up to 10 redirects.
Make sure your passwords are good enough.
Get & verify the meta tags of any website.
Get the web-host of a given website.
Get details of any file type, such as the mime type or last edit date.
Get the gravatar.com globally recognized avatar for any email.
Separate text back and forth by new lines, commas, dots, etc.
Extract email addresses from any kind of text content.
Extract http/https URLs from any kind of text content.
Get the size of a text in Bytes (B), Kilobytes (KB) or Megabytes (MB).
Easily remove duplicate lines from a text.
Use the Google translator API to generate text to speech audio.
Easily convert IDN to Punnycode and back.
Convert your text to any kind of text case, such as lowercase, UPPERCASE, camelCase, etc.
Count the amount of characters and words of a given text.
Easily convert a list of given text into a randomized list.
Reverse the words in a given sentence or paragraph with ease.
Reverse the letters in a given sentence or paragraph with ease.
Remove all the emojis from any given text with ease.
Reverse a list of given text lines.
Order text lines in alphabetical order (A-Z or Z-A) with ease.
Flip, upside down text with ease.
Convert normal text to old english font type.
Convert normal text to cursive font type.
Check if a given word of phrase is palindrome (if it reads the same backwards as forward).
Encode any string input to Base64.
Decode Base64 input to back to string.
Decode Base64 input to an image.
Transform an image input to a Base64 string.
Encode any string input to URL format.
Decode URL input to back to a normal string.
Convert your color to multiple other formats.
Convert text to binary and the other way for any string input.
Convert text to hexadecimal and the other way for any string input.
Convert text to ascii and the other way for any string input.
Convert text to decimal and the other way for any string input.
Convert text to octal and the other way for any string input.
Convert text to morse and the other way for any string input.
Convert a number to written, spelled out words.
Generate a paypal payment link with ease.
Easily generate your own custom signature and download it with ease.
Generate deep link mailto with subject, body, cc, bcc & get the HTML code as well.
Easily add UTM valid parameters and generate a UTM trackable link.
Generate whatsapp message links with ease.
Generated youtube links with exact start timestamp, helpful for mobile users.
Generate a URL slug for any string input.
Easily generate dummy text with the Lorem Ipsum generator.
Generate passwords with custom length and custom settings.
Generate a random number between a given range.
Easily generate v4 UUID's (Universally unique identifier) with the help of our tool.
Generate a bcrypt password hash for any string input.
Generate an MD2 hash for any string input.
Generate an MD4 hash for any string input.
Generate an MD5 hash of 32 characters length for any string input.
Generate a whirlpool hash for any string input.
Generate a SHA-1 hash for any string input.
Generate a SHA-224 hash for any string input.
Generate a SHA-256 hash for any string input.
Generate a SHA-384 hash for any string input.
Generate a SHA-512 hash for any string input.
Generate a SHA-512/224 hash for any string input.
Generate a SHA-512/256 hash for any string input.
Generate a SHA-3/224 hash for any string input.
Generate a SHA-3/256 hash for any string input.
Generate a SHA-3/384 hash for any string input.
Generate a SHA-3/512 hash for any string input.
Minify your HTML by removing all the unnecessary characters.
Minify your CSS by removing all the unnecessary characters.
Minify your JS by removing all the unnecessary characters.
Validate JSON content and make it looks good.
Format & beautify your SQL code with ease.
Encode or decode HTML entities for any given input.
Convert forum type bbcode snippets to raw HTML code.
Convert markdown snippets to raw HTML code.
Easily remove all HTML tags from a block of text.
Parse details from user agent strings.
Parse details from any URLs.
Compress and optimize images for a smaller image size but still high quality.
Easily convert PNG image files to JPG.
Easily convert PNG image files to WEBP.
Easily convert PNG image files to BMP.
Easily convert PNG image files to GIF.
Easily convert PNG image files to ICO.
Easily convert JPG image files to PNG.
Easily convert JPG image files to WEBP.
Easily convert JPG image files to GIF.
Easily convert JPG image files to ICO.
Easily convert JPG image files to BMP.
Easily convert WEBP image files to JPG.
Easily convert WEBP image files to GIF.
Easily convert WEBP image files to PNG.
Easily convert WEBP image files to BMP.
Easily convert WEBP image files to ICO.
Easily convert BMP image files to JPG.
Easily convert BMP image files to GIF.
Easily convert BMP image files to PNG.
Easily convert BMP image files to WEBP.
Easily convert BMP image files to ICO.
Easily convert ICO image files to JPG.
Easily convert ICO image files to GIF.
Easily convert ICO image files to PNG.
Easily convert ICO image files to WEBP.
Easily convert ICO image files to BMP.
Easily convert GIF image files to JPG.
Easily convert GIF image files to ICO.
Easily convert GIF image files to PNG.
Easily convert GIF image files to WEBP.
Easily convert GIF image files to BMP.
Convert a unix timestamp to UTC and your local date.
Convert a particular date to the unix timestamp format.
Easily download any YouTube video thumbnail in all the available sizes.
Upload a QR code image and extract the data out of it.
Upload a Barcode image and extract the data out of it.
Upload a image and extract the data out of it.
The easiest way to select a color from the color wheel and get the results in any format.