Email Subject Line Generator AI
Eight subject lines from a topic and tone, AI or instant.
Every one of our 1329 tools in one place — free, no sign-up, and all of them run inside your own browser.
Eight subject lines from a topic and tone, AI or instant.
A 20-second pitch from a problem and a solution, AI or instant.
Headline, primary text and CTA for Facebook ads, AI or instant.
A structured 90-day marketing plan, AI-written or instant.
Turn an invoice into a PNG or JPG image for a message, a listing or a preview.
See what an invoice PDF says about itself: author, software, dates, pages and security.
Pull every field out of an invoice PDF, scan or photo — and export it as JSON, CSV or Excel.
Check EU and UK VAT numbers on invoices — format and check digit, country by country.
Build an invoice and export it as clean JSON — with a JSON Schema to validate it against.
Create a valid UBL 2.1 invoice or credit note XML, with the EN 16931 rules checked live.
Pick invoice colours and type that match your brand and still print legibly.
Consistent, sortable filenames for invoice PDFs — and a naming convention to keep.
A PayPal.me link with the amount and currency built in, plus a QR code.
Build a pay-now link, QR code, email line and button for any payment provider.
An invoice with a PayPal.me link that already contains the amount and currency.
A clear payment block with the IBAN and account checked before you send it.
What you are owed in total, what is overdue, and what is at real risk.
How old every unpaid invoice is, and which bucket it has fallen into.
Work out what a credit or debit note should be when an invoice needs correcting.
Work out a full or partial refund, the tax to credit back, and any fee to keep.
Break an invoice into instalments, with or without interest, and see the real cost.
Work out a tip, split a bill, and see what each person owes to the penny.
Work out a service charge, whether it is taxable, and where the money goes.
Add up the lines and see the taxable base for each rate on the invoice.
Convert between cases, units, hours and fractions, and check what a quantity should be.
Add tax to a price, or take it out of one, and see both figures at once.
Confirm a payment received, with the method, the date and what it settles.
A printable blank invoice to fill in by hand, in any format you like.
Bill in Singapore dollars with 9% GST, a UEN and PayNow.
Bill in Canadian dollars with GST, HST or PST by province.
Bill a US client in dollars, with sales tax, ACH details and Letter paper.
Bill grounds work by visit or project, with plants, materials and waste.
Record a supplier bill against a purchase order, ready for your accounts.
Invoice for goods sold, with SKUs, units, quantities and delivery details.
Day rates, materials, retention and CIS deductions on one contractor invoice.
Turn an RGBA colour into an 8-digit HEX code, or flatten the alpha away.
A three-paragraph origin story for your brand, AI or instant.
Conversion rate, revenue and revenue per visitor in one go.
An m.me link that opens a Messenger chat with your Page.
Polite chasers that add a reason to reply, AI or instant.
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