Budget: €0France · Belgium
Sell your things online
Clothes, books, toys, small appliances: what is sitting in your cupboards can find a buyer on second-hand sites.
Estimate not available
You need: Smartphone
See how
Earn money in Belgium
In Belgium, many side-income ideas are available without leaving your area: flexi-jobs, student jobs, one-off gigs, local services or online activities. This page lists SmartExtraLab ideas that apply in Belgium, with the country filter already set so you can browse faster. You can narrow by time available, season, budget, skills or means such as a bike, a car or a computer.
Each sheet summarises the idea, practical steps, points to watch and an indicative earnings range. Before you start, check the rules that apply to you in our rules guide, especially status, caps and declarations. The information is general and does not replace personal advice. Browse the list, open the sheets that fit your situation, compare two or three options, then try one idea on a small scale before you commit more time.
78 ideas
Frequently asked questions
Do these ideas work everywhere in Belgium?
Sheets mark Belgium when the idea applies there. Use the region filter (Wallonia, Flanders, Brussels) if you want to stay local. Exact rules (flexi-job, status, caps) depend on your situation: see the rules guide.
Do I need a special status?
Not always. Some gigs go through an employer or platform; others stay occasional. The rules guide summarises the general framework in Belgium and France. Also read the chosen sheet before you commit.
How should I read the earnings figures?
Each sheet gives an indicative range based on time and context. It is not a guarantee. Compare a few ideas and test one on a small scale first.
Budget: €0France · Belgium
Pet sitting and dog walking
Walk a dog, feed a cat during the holidays, or host a pet at your home for a few days.
Estimate not available
You need: Love of animals
See how
Budget: €0France · Belgium
Private tutoring and homework help
Help a pupil in a subject you know well, at their home or by video call.
Estimate not available
You need: Teaching, Languages
See how
Budget: €0France · Belgium
Help with house moves
Carrying boxes, taking furniture apart, driving a rental van: a helping hand that is always in demand.
Estimate not available
You need: Good physical condition
See how
Budget: €0France · Belgium
Rent out your parking space or garage
A parking space or garage you do not use can be rented by the month, especially in town.
Estimate not available
You need: Parking or garage
See how
Budget: €0France · Belgium
Rent out your equipment (tools, trailer)
Drill, pressure washer, trailer, camping gear: rent out what you rarely use.
Estimate not available
You need: Equipment to rent out
See how
Budget: More than €0France · Belgium
Rent out a room
A spare room can host a student, a worker on assignment or travellers.
Estimate not available
You need: Customer contact, Spare room
See how
Budget: €0France · Belgium
Mystery shopper
Visit a shop or restaurant as an ordinary customer, then fill in a questionnaire about the welcome and the service.
Estimate not available
You need: Customer contact, Writing, Smartphone
See how
Budget: €0France · Belgium
Paid website tests and surveys
Give your opinion on a website, an app or a product, from home, a few minutes at a time.
Estimate From $ US4 to $ US10 per test (payment)
You need: Computing, Computer
See how
Budget: €0France · Belgium
Film, TV and advert extra
Appear in the background of a film, series or advert, often for a single day.
Estimate not available
You need: Nothing in particular
See how
Budget: More than €0France · Belgium
Event photographer
Photograph family celebrations, association or company events, then deliver a retouched selection.
Estimate not available
You need: Photography, Customer contact, Camera, Computer
See how
Budget: €0France · Belgium
Rent out your car to other people
Is your car often parked and unused? List it for rent on a specialised platform, insurance included.
Estimate not available
You need: Car, Smartphone
See how