Pre-accounting for small businesses
Send invoices.
Drop receipts.
Hand off the rest.
Eleven Flex is the daily-driver app you hand your clients. One place where they bill, expense, and forward documents, so the books stay tidy and the month-end fire-drill quietly goes away.
Start for free

Trusted by 100+ accounting firms like

THREE JOBS — ONE INBOX
The boring parts of running a business, in a single tidy app.
Eleven Flex covers the three things your clients do every week — sending invoices, recording bills, and gathering documents — and quietly keeps everything in sync with your books.
Invoices & quotes
Branded invoices in two clicks, automatic reminders, partial payments, and multi-currency without the spreadsheet gymnastics.
Branded PDF + payment link
Quote → invoice in one click
Smart reminders for overdue
Bills & receipts
Snap a photo, forward an email, or drag a PDF, Eleven Flex extracts the data, categorises it, and queues it for your accountant's approval.
Photo, email, or drag & drop
Auto-categorised by vendor
VAT-ready archive, 7 years
Documents drop
One shared folder per client. Drop bank statements, contracts, payroll, you as an accountant gets a clean inbox instead of 47 email threads.
Shared folders by category
Comments & requests in-line
Audit log for every change
THE PRODUCT
Built like the tools your clients already use, not the accounting software they refuse to open.
ONE APP — TWO SIDES
The same data. A view for your client. A view for you.
Eleven Flex is the pre-accounting app you wish your clients would actually open. They get a front-end that doesn't scare them off. You get the structured, on-time data you've been chasing in WhatsApp threads for years.
FOR THE BUSINESS
Run the day-to-day without learning accounting.
Issue invoices, pay bills, drop files. No journals, no chart of accounts, no Friday-night spreadsheet panic.
01
Plain-English everywhere. No debits and credits. We translate.
02
Mobile-first capture. Snap a receipt at the till, it's filed by the time you sit down.
03
One inbox. Email, bank feed, photo, drag-and-drop — all land in the same queue.
FOR THE ACCOUNTANT
Structured data, on time, in one place.
Stop chasing receipts in WhatsApp. Get categorised transactions, signed-off documents, and a clean export into your books software.
01
Multi-client console. See every client's missing-document count from one screen.
02
Approve in batches. Bulk-approve coded receipts, flag the weird ones.
03
Export to your stack. QuickBooks, Xero, Pennylane, Sage — pick one or run them all.
PRICING
Pay for the seats you use.
Nothing else.
Flat per-company pricing. Unlimited invoices, unlimited documents, unlimited accountant seats.
SOLO
$12
/company · month
For freelancers and side projects that just need clean books.
Unlimited invoices & quotes
50 documents / month
1 bank connection
Email support
MOST POPULAR
TEAM
$29
/company · month
For growing businesses working with an accountant or bookkeeper.
Start for free
Start free trial
Everything in Solo
Unlimited documents & OCR
Up to 5 bank connections
Unlimited accountant seats
Multi-currency & VAT
FIRM
Let's talk
For accounting firms onboarding their book of clients.
Multi-client console
White-label branding
Volume discount from 10 clients
Migration help & training
Dedicated success manager
Your books, without the back-and-forth.
Start sending invoices and forwarding documents in under five minutes. Your accountant will thank you on the first of next month.
Start free —no card
// AVG. SETUP
4 min
from sign-up to first invoice
// TIME SAVED
6 hrs
per business, per month
// AUTO-CODED
92%
of bills categorised on arrival
// FIRMS LOVE IT
4.8★
across G2 & Capterra