Free online invoice generator

Create sales invoices thatget you paid faster

Sellyx is free invoicing and billing software for freelancers and small businesses — generate professional invoices and quotations, set up recurring billing, and track payments via bKash, Nagad, bank or cash.

Free to start

No credit card required

Unlimited

Invoices, clients & templates

৳ BDT + 4 more

USD · EUR · GBP · INR

Invoice preview

Invoice No. SLX-204

DraftEdit
Prepared forDue in 7 days
Brightlane Studio
Brand identity system৳ 68,000
Landing page redesign৳ 45,000
Yearly cloud hosting৳ 12,000
Total due৳ 125,000
Sent via Sellyx
bKashNagadBank
Real-time preview updates as you edit

Features

Everything a business invoicing solution needs

Start free
01

Sales invoices, quotations & drafts

Create a professional sales invoice, quotation or proposal from the same editor — switch document type with one click and convert quotes into invoices.

02

Invoice templates that feel custom

Pick from modern invoice templates, tweak colors, columns, terms and line items instantly, and keep your brand consistent on every bill.

03

BDT-first, client-ready in every currency

Bill in Bangladeshi Taka (৳), USD, EUR, GBP or INR. Auto-calculate totals, discounts, VAT and taxes with clean formatting for local and global clients.

04

Recurring invoices on autopilot

Set monthly or yearly recurring billing for hosting, retainers and subscriptions — Sellyx prepares the next invoice for you on schedule.

05

Send, track, get paid faster

Email invoices or share a public payment link, see when clients view them, and track paid, partial and due balances automatically.

06

Products, services & client workspace

Save your products and services once, auto-fill them on every invoice, and keep client profiles and billing history organized in one place.

Payment tracking

Track payments — bKash, Nagad, bank, cash & card

Save your payment accounts once, then record every payment against the wallet or bank account that received it. See totals per account, filter every transaction, and always know exactly what is paid, partial or due.

Set up payment accounts
bKashNagadRocketBank TransferCashCardCheque

Templates

Invoice templates for freelancers and agencies

Preview every invoice before you send it. Mix layouts, adjust color accents, and keep your brand consistent across every sales invoice and quotation.

Build my first invoice

Studio Edition

Clean, bold headers with spacious layouts.

Agency Grid

Structured columns made for multi-service projects.

Consultant Luxe

Soft contrast and premium invoice summaries.

How it works

From signup to paid in three steps

Sign in
01

Create your free account

Sign up free and set up your business profile in minutes.

02

Design your invoice

Choose an invoice template, add products or services, and brand it your way.

03

Send, track and get paid

Deliver instantly, record payments to bKash, bank or cash accounts, and stay on top of every due.

FAQ

Frequently asked questions

Everything about creating invoices, quotations, recurring billing and payment tracking with Sellyx.

Is Sellyx a free invoice generator?+

Yes. You can create your account, add clients and generate professional invoices for free — no credit card required. Start free and upgrade only if you ever need more.

Can I create a sales invoice in BDT (Bangladeshi Taka)?+

Yes. Sellyx is built BDT-first for businesses in Bangladesh, and also supports USD, EUR, GBP and INR — so you can bill local and international clients with correct totals, discounts and taxes.

Does Sellyx support bKash, Nagad and mobile banking payments?+

Yes. You can save your payment accounts — bKash, Nagad or Rocket wallets, bank accounts, cash or card — and record every invoice payment against the account that received it, with full payment history per invoice.

Can I send recurring invoices automatically?+

Yes. Turn any invoice into a recurring one (monthly or yearly) — perfect for hosting, retainers, rent and subscription billing.

Can clients view my invoice online?+

Yes. Every invoice gets a secure public link your client can open in the browser or download as PDF, and you can see when it has been viewed.

Can I make quotations and proposals too?+

Yes. The same editor creates quotations, proposals and drafts — send a quotation first, then convert it into a sales invoice when the client approves.

How do I track paid and due invoices?+

Sellyx tracks payment status automatically — paid, partially paid or due — with balance calculations, payment records per account, and filters to find any outstanding invoice fast.

Who is Sellyx for?+

Freelancers, agencies, shops, IT and service businesses — anyone in Bangladesh or worldwide who needs professional invoicing without accounting-software complexity.

Ready to create your first invoice for free?

Build a free account, pick an invoice template, and start billing clients in BDT or any currency today.