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// if/else agency × sellsy

Smart Sellsy e-invoicing that adapts to your business

Implementing the French e-invoicing solution.

With Sellsy, an Approved Platform (PDP), turn your quotes into invoices, secure your payments, and simplify your accounting. The team at if/else agency will set up and configure Sellsy so you can maintain control over your sales and purchase data while saving your accountant valuable time.

// at a glance

platform
Sellsy, Approved Platform (PDP)
partner
Official Sellsy reseller
covers
Quotes, invoices, payments, accounting
first consultation
Free
configuration
from €1,500 excl. VAT

// 01 · sellsy

Compliant invoicing that grows with your business

Electronic invoicing for everyone.

Simplify your billing

Your quotes become electronic invoices instantly, and your recurring payments are handled automatically. All of this is integrated with your accounting software.

Secure your revenue and payments

Fewer unpaid invoices and better cash flow visibility helping you secure your financial flows against future risks.

Simplify your accounting

Bank reconciliation and chart of accounts generated with just a click, for both your team and your accountant.

Electronic invoicing on Sellsy

// 02 · key benefits

The key benefits of Sellsy

Electronic invoicing to streamline your accounting.

  • Bank reconciliation: view your cash flow, incoming payments, expenses, and any outstanding balances in real time.
  • Pre-accounting: accounting ledgers and journals generated automatically, with direct access for your accountant.
  • Reporting: track revenue, calculate purchases and margins without having to manually update a spreadsheet.

// 03 · daily invoicing

Invoice correctly and get paid with peace of mind

What Sellsy’s daily invoicing features cover.

01

Electronic invoicing

Send and receive your invoices in full compliance with regulations. Sellsy is a French solution registered as an Approved Platform.

02

Automatic reminders

Set up email reminder schedules for your invoices and quotes.

03

Document management

Quotes, invoices, purchase orders, and delivery notes. Convert a quote into an invoice with a single click, and manage recurring billing and progress billing.

04

Payment security

Speed up, track, and secure your customers’ payments, from the first reminder to final collection.

05

Purchasing management

Your purchase invoices are imported automatically, allowing you to track margins without having to re-enter data.

06

Inventory management

An add-on module, seamlessly integrated with sales management, to keep track of your inventory flows.

Official Sellsy reseller badge

// 04 · official sellsy reseller

Deploy Sellsy with the help of our experts

if/else agency is an official Sellsy reseller, the certified French platform for electronic invoicing that covers your entire sales cycle.

We help you turn Sellsy into a powerful tool for growth and management by combining CRM structuring, e-invoicing compliance, cash flow management, and targeted marketing initiatives.

// 05 · even more features

Features designed to speed up your billing process

  • Progress-based billing: bill your projects based on their actual progress.
  • Automation: ready-to-use templates for your repetitive tasks.
  • Sellsy AI: client profile summaries, writing assistance, email templates.
  • All types of documents: quotes, invoices, purchase orders, delivery notes, and pro forma invoices.
  • Convert quotes to invoices with one click: save time on every document conversion.
  • Automatic follow-ups: email follow-up schedules set in advance.
  • SIRENE directory: enhance your customer records with legal and financial data.
  • Product catalog: centralize your products, services, and pricing.
  • Aged receivables report: gain a better overview of collections and cash flow.
  • Product variants: easily create variations: colors, sizes, formats.
  • Subscriptions: create recurring invoices simply and automatically.
  • Payment terms: offer your customers payment plans spread out over time.

// certified e-invoicing platform

Ready to issue invoices in full compliance?

Take advantage of a free initial consultation to assess your needs, clarify your goals, and identify the solution best suited to your business. Following this consultation, we’ll provide you with a customized quote designed to address your specific challenges.