- Legal mentions retyped on every invoice
- Annual ceiling worked out by hand
- IFU estimated at year end, too late
- Forgotten reminders, payments to tick off
- No trail in case of an inspection
Invoice simply.
Stay compliant.
Create compliant invoices, watch your 5 million DZD ceiling and estimate your IFU — no spreadsheets, no stress.
No bank card required · 3 free invoices every month
Your spreadsheet does not protect you
A missing legal mention, a ceiling exceeded without noticing, an invoice never chased: Slek takes care of it.
- NIF, NIS, AI and AE card filled in automatically
- Ceiling gauge updated with every payment
- IFU estimated in real time, 0.5% of collected revenue
- Reminders and partial payments tracked for you
- Chronological numbering and receipts journal
Invoiced and paid in 3 steps
Create your invoice
Pick a client, add your services and let Slek compute the rest.
Send it
Download a professional PDF in French or Arabic and share it.
Track payment
Record your collections and watch your IFU and ceiling update.
Your business, finally under control
Simple tools that turn your administrative duties into a few clicks.
Fully compliant invoices
All Algerian legal mentions, automatic numbering, NIF, NIS, AI and VAT exemption.
Quotes, POs, delivery notes & credit notes
Create quotes, purchase orders and delivery notes, convert them to invoices in one click and issue credit notes.
Ceiling under control
Track your revenue against the 5 million DZD ceiling and get alerted before you cross it.
Filing-ready exports
Export your revenue journal and G12 / G12 bis statements, with monthly and quarterly summaries.
Local payments
CCP, RIP, BaridiMob, CIB and Edahabia on your invoices, with online payment through Chargily Pay.
Reminders & e-mails
Send invoices by e-mail with the PDF attached and automatically remind late-paying clients.
Catalogue & clients
Your items and prices suggested while typing, with clients and suppliers in one place.
Accountant sharing
Give your accountant read-only access to your workspace — no password sharing.
Smart notifications
Ceiling, due-date and overdue alerts — in-app, by e-mail and in the browser.
In-depth reports
Analyse revenue and expenses by period, client, category or document type.
Français · العربية · English
Interface and invoices in three languages, with full right-to-left Arabic support.
Your data belongs to you
A secure workspace isolated per account, with full data export anytime.
Micro-import (decree 25-170)
Manage your trips, customs declarations, stock lots and sales — simplified cross-border trading with a numbered ledger.
See Slek in action
Screenshots of the app with sample data.




Designed for the Algerian
Slek understands your status. Every document carries the required details and your indicators follow the Self-Entrepreneur regime.
- Self-Entrepreneur card number
- Separate NIF, NIS and tax article
- “Not subject to VAT” mention
- Automatic chronological numbering
- IFU estimated at 0.5% of collections
- Annual 5,000,000 DZD ceiling tracking
| DESCRIPTION | QTY | AMOUNT |
|---|---|---|
| Website design | 1 | 185 000 DZD |
Where do you stand against your ceiling?
Enter your collected revenue. No sign-up: your amounts stay in your browser.
Start for free.
Grow with peace of mind.
0 DZD / month
To get your business started.
- 3 invoices per month
- Revenue tracking
- IFU estimate
- PDF export
To run your business without limits.
- Unlimited invoices
- French and Arabic
- Foreign currencies
- QR BaridiMob
- G12 and G12 bis exports
- Brand customisation
Your data is yours
A separate space for each account
The database rules prevent one user from reading another user’s data.
You stay in control
Export all your data as JSON at any time and delete your account from Settings.
Controlled sign-ins
The number of devices connected to your account is limited; you can sign one out remotely.
Protected password
Your password is stored as an irreversible hash, never readable.
Slek prepares your documents and estimates; it does not file your returns for you. Our privacy policy is based on Algerian law no. 18-07 on the protection of personal data. Read the Privacy Policy
Invoicing software built for Algeria
Slek is an online invoicing application built for Algerian auto-entrepreneurs. Create compliant invoices, quotes, purchase orders, delivery notes and credit notes in seconds: chronological numbering, mandatory legal mentions, NIF, NIS, article d’imposition, Auto-Entrepreneur card number and the "not subject to VAT" mention are all generated automatically.
Tax tracking is built in: your revenue is checked against the 5,000,000 DZD annual ceiling, IFU is estimated at 0.5% of collected payments, and the revenue journal plus G12 and G12 bis statements export for your accountant and the tax administration.
Free to start, in French, Arabic and English, Slek works on phone and computer with nothing to install. Your data stays private and exportable at any time.
Yes. The product is built around the Algerian regime: Self-Entrepreneur card, NIF, NIS, tax article, VAT exemption, 0.5% IFU and the annual ceiling.
Ready to simplify your business?
Create your first compliant invoice in under two minutes.
Try Slek for free No bank card required · 3 free invoices every month