Normalize the billing period
Divide an annual price by 12 to estimate its monthly equivalent, or multiply a monthly price by 12 to estimate a full year. Perform the calculation using the same currency and storefront.
Include the cost of commitment
Annual billing usually trades flexibility for a discount. Consider how certain you are that you will use the service, whether the plan can be downgraded and when the renewal reminder should be set.
- Compare regular renewal prices, not only introductory offers.
- Check refund and cancellation rules.
- Value unused months as a real cost.
- Confirm whether benefits can change during the term.
Use price tables without mixing SKUs
Monthly and annual products should appear as separate tabs or rows. A country can rank first for one billing period and much lower for another, so each SKU needs its own regional comparison.