Telstra raised the mobile bill again. The network stayed the same shape.

Telstra announced that most postpaid mobile plans would increase by $4 per month from 5 May 2026, while most prepaid plans would rise by around $5. The company said the changes would support investment in performance, reliability and security, while introducing more affordability options.

The two things can both be true: a network costs money to run, and a recurring price rise still shifts the risk to customers who may have limited alternatives in their area or have bundled services into the account.

More data is not the same as more choice

Telstra says affected prepaid customers receive more data and that new support plans will help people with basic needs. That may be useful, but a bigger allowance does not answer whether the customer wanted the plan they already had at the old price.

A price notice should make the alternative visible: keep the plan, switch to a cheaper plan, or leave without a penalty. ‘We added more’ is not a substitute for showing the customer what changed in their bill.

The loyalty penalty

Australian telecom pricing often rewards new customers with introductory offers while existing customers absorb automatic increases. The result is a market where loyalty is something to renegotiate, not something the provider protects.

If the infrastructure story is real, publish the service improvement and the customer benefit beside the new price. Otherwise the explanation is just a better-dressed invoice.