A 365-day long expiry plan is a great way to save on your mobile phone bill across the year by essentially paying upfront for your data.
They're ideal for those who use a similar amount of data month to month and are looking to spend less.
Here are 365-day deals you can get right now, plus we compare similar plans to see which are better bang for your buck.
Catch 365-day long expiry deals
Catch is offering upfront savings of up to 25% off on the first-year recharge of its 365-day long expiry plans.
With its largest plan, for $150 you essentially get 16.5GB for $12.50 to use each month on the Optus network.
By comparison the cheapest monthly plan on the Optus network in WhistleOut's database with at least 15GB is from Yomojo:
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Yomojo
$24.90
Per 30 Day Renewal
Link not supplied
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As a dollar per GB value calculation, the $150 Catch plan works out to be better value for money with $0.75/GB while the Yomojo plan works out to be $0.99/GB.
Lebara 365-day long expiry deals
Lebara has deals on two of its long-expiry plans including up to 33% off.
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Lebara Mobile
$169.00
Per 365 Day Renewal
Link not supplied
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With Lebara's 425GB plan you get around 35GB for $16.58 per month on the Vodafone network.
By comparison the cheapest monthly plan on the Vodafone network in WhistleOut's database with at least 35GB of data is from TPG:
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iiNet
$17.50
Per 1 Month Renewal
Link not supplied
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As a dollar per GB value calculation, the Lebara plan works out to be $0.46/GB while the TPG plan comes out to $0.50/GB over the year (factoring in the end of the discount after the first six months).
Kogan 365-day long-expiry deals
Finally, Kogan has deals on all of its long expiry plans with up to over 40% off.
With the 300GB data plan you essentially get a balance of 25GB for $22.50 per month to use each month over a year. Kogan utilises the Vodafone network.
By comparison the cheapest monthly plan on the Vodafone network in WhistleOut's database with at least 25GB of data is from TPG:
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iiNet
$15.00
Per 1 Month Renewal
Link not supplied
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As a dollar per GB value calculation, the Kogan works out to be $0.90/GB while the TPG plan comes out to $0.75/GB over the year (factoring in the end of the discount after the first six months). This means in this case the TPG plan represents better value.
Dylan Crismale
Digital Content Editor
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