Last updated: August 2026

There is no single best family contract, because families differ in the one respect that matters: whether everyone on the account is a dependant or an adult with their own finances. That determines the structure more than price does.

Start with who is on it

Household Sensible structure
Parents and young children Family account or two-device deal, with prepaid for the children
Parents and teenagers Family plan with per-line limits if available
Couple, shared finances Two-device deal
Adults with separate finances Separate contracts, despite the higher total
Parent and adult child Separate contracts — circumstances change

The last two are where consolidation causes trouble. Everything sits in one name, and if someone stops contributing the debt does not move with them.

Prepaid for children is usually right

It caps spending by definition, creates no credit agreement in anyone’s name, and removes the possibility of a surprise bill. For a first phone that combination is hard to beat.

It also avoids the situation where a child’s usage affects a parent’s credit record. See prepaid vs contract.

Data: pooled or per line

Pooling is efficient — a light user’s unused data covers a heavier one. The risk is that one person can drain it for everyone, which in a household with a teenager who streams is the arrangement most likely to cause friction.

Ask whether per-line limits can be set. If they cannot, and usage differs sharply between people, separate allocations may be worth the inefficiency.

Match handsets to users

Children rarely need flagships. Mixed pairings lower the instalment substantially and are usually the more sensible allocation of money — the person who photographs gets the camera, everyone else gets a reliable phone.

See same phone vs mixed phone double deal and cheap double phone deals.

Before you commit

See family cellphone contract deals, 2 phones 1 contract vs family plan, 2 phones 1 contract and apply online.

Frequently asked questions

Should the whole family be on one account?

Only where everyone is a dependant. Adults with separate finances are better on separate contracts.

What is best for a child’s first phone?

Prepaid, in most cases — spending is capped and no credit agreement exists.

Can one person use all the data?

On a pooled allocation, yes, unless per-line limits are available.

Who is liable if someone stops paying?

The account holder, for every line.

More comparisons

These pages cover closely related options worth comparing alongside this one.

Structures, pricing and approval criteria are set by each provider and change regularly.