Almost every family that abandons an allowance system abandons it for the same reason, and it is not the money or the effort. It is that it turned into a fairness argument between siblings and nobody had the energy.
The argument is predictable, it arrives in week two, and it sounds like: why does she get more.
You can answer it well or badly, and the difference is mostly about whether you decided the answer before it was asked.
Decide what scales and what does not
The systems that survive several children keep the structure identical and let the numbers differ. When both vary, every conversation becomes a negotiation, because there is no fixed ground to stand on.
Keep identical for everyone:
- The day money arrives
- The rules about what each kind of money can be spent on
- Whether jobs are paid or expected
- What happens when it runs out, which is that it has run out
- The fact that the money is genuinely theirs
Let vary by age:
- The amount
- How many currencies or categories they run
- The length of a savings goal
- Which jobs are on their list
- How much freedom they have to spend badly
That split gives you the sentence you need in week two: the rules are the same for both of you, the amounts are different because you are different ages. It is defensible because it is true, and it holds up under repetition, which is the only real test of a parenting line.
The younger child is not arguing that the amount is wrong. They are checking whether the rules are the same. Answer the question they are actually asking.
The fairness argument, handled
Three versions come up, and they need different answers.
"Why does she get more money?"
Because she is older and pays for more things out of it. This lands much better when it is visibly true, so make it true: an older child's allowance should cover a category the younger one's does not. Presents for friends is the usual first one. Then the extra money is obviously attached to extra responsibility rather than to being favoured.
"Why does he get to spend his on rubbish?"
Because it is his money. This one is worth holding firmly, because the alternative is that you are the one approving purchases, and then nobody is learning anything. A sibling objecting to another sibling's spending is a good sign, not a problem; it means they understand the money is real.
"That's not fair, we did the same job."
This one is often correct, and the fix is on your side. Jobs should be priced by the job, not by the child. If a ten-year-old and a seven-year-old both wash the car to the agreed standard, they should get the same. If you are pricing by age, you have created a real unfairness, and children are extremely good at detecting one.
Give each child their own everything
The most common practical failure is shared storage.
One jar with two children's money in it, even carefully tracked on paper, produces arguments and suspicion. Each child needs their own container, their own balance, and their own visible progress toward their own goal. This is true even when the amounts are tiny.
It is also the point at which many families move from jars to something that keeps the tallies separate on its own, because the arithmetic of four children with five categories each is genuinely tedious and nobody sustains it by hand for long. That is what an app is actually good for: not teaching, but bookkeeping.
Start the younger ones later, not smaller
There is a temptation, when an older sibling starts a system, to give the four-year-old a miniature version of the same thing so they are not left out.
It usually works better to give the younger child a much simpler version rather than a scaled-down identical one. One category, not five. A few days of saving, not a few weeks. Coins they hand over, not a balance.
The younger child does not feel excluded by having a simpler system. They feel excluded by not having anything. The complexity is not the part they are watching.
Do not let the oldest become the enforcer
Worth naming because it happens almost invisibly: a capable older child ends up reporting on a younger one's chores, and the system quietly becomes a surveillance arrangement between siblings.
It poisons both the system and the relationship. Keep the reporting between each child and a parent. An older sibling can help with a job; they should not be the one who says whether it counted.
When they are far apart in age
A thirteen-year-old and a five-year-old are not really running the same system, and it is easier to admit that than to pretend.
What should stay common is the day, the language, and the principle that money is theirs and runs out. The teenager can be on a monthly budget covering real categories while the five-year-old is handing coins to a cashier, and those can coexist perfectly well because the younger one is not comparing the mechanism. They are comparing whether the rules bend.
Questions parents ask
Should siblings get the same allowance?
The same rules, not the same amount. Amounts should rise with age and with what the money is responsible for. Keeping the structure identical is what makes the different amounts defensible, because the child can see that nothing else about the system treats them differently.
How do I handle "that's not fair" from a younger sibling?
Answer the question they are actually asking, which is whether the rules are the same. They are: the day, the categories, what happens when it runs out. The amount differs because the older child pays for more out of theirs, which works best when that is visibly true.
Should I pay siblings differently for the same chore?
No. Price the job, not the child. If two children do the same job to the same standard, the same money should follow, or you have created exactly the unfairness they are accusing you of.
Can a 4 year old and a 10 year old use the same system?
They can share the day, the language and the principles while running very different mechanics. Give the younger one one category and a few days of saving, not a miniature version of the older one's five categories. The younger child is not comparing complexity, only consistency.
Do I need a separate jar or account for each child?
Yes. Shared storage produces arguments and suspicion no matter how carefully it is tracked. Each child needs their own container, balance and goal, even when the amounts are small. This is usually the point where families move to something that keeps the tallies separate automatically.
Should an older sibling help enforce the system?
No. They can help with a job, but they should not be the one who decides whether it counted. Reporting should stay between each child and a parent, or the system turns into surveillance between siblings and damages both.