Overview
Adds premium bonds calculator and statistics to NS&I website
Premium Bonds calculator and statistics overlay, which automatically appears when visiting the NS&I webpages relating to Premium Bonds. Displays data such as 'median annual return', 'median interest rate', 'expected wins', and 'monthly win probability', all dependant on the financial figure entered into the calculator. The tool runs locally and no data is collect or sent to any servers.
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Details
- Version1.2.1
- UpdatedFebruary 15, 2026
- Size22.86KiB
- LanguagesEnglish (United Kingdom)
- DeveloperWebsite
Email
admin@internet-janitor.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
Manage extensions and learn how they're being used in your organization
The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes