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Compare.Switch.

Find a better utility plan.

Compare electricity, gas, internet, and mobile plans in one place.

Girl with money

Choose utilities to compare.

Electricity

Electricity

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Gas

Gas

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Internet

Internet

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Mobile

Mobile

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Select one or more services to see available providers and compare plans for your address.

Why Switch with William?

1
why_switch

Instant Savings

See real time rates from top retailers, often 10-30 % cheaper than the big incumbents.

2
why_switch

Zero Paperwork

We handle the signup, the break up, and the meter hand off. You just enjoy cheaper bills.

3
why_switch

No Service Interruptions

Your lights stay on, only the price drops.

How User Rate
Our Service

Sarah L

"William matches our energy bill to new places in ease, and the switch was done on my lunch break. Couldn't be easier."

Sarah L, Brisbane

David T

"I never thought changing providers could be this quick. Bonus points and a chance at bill relief on us."

David T, Sydney

Frequently
asked questions

william
William Software Logo

William Software Pty Ltd Brisbane, QLD.

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Platform Information

This comparison platform is powered by CIMET Sales Pty Ltd. We do not compare all brands in the market, or all products offered by all brands. At times certain brands or products may not be available or offered to you.

If you proceed with a retailer plan through the William platform; William, CIMET Sales and CIMET Sales partners may each receive a referral fee.

Service Areas & Legal

Currently available in:

NSW, ACT, SA, VIC, parts of QLD, TAS & WA (only Gas)

Not available in:

Ergon Area (QLD), NT and embedded networks or non-quotable meters

© William Limited 2026