What do you use IndexedDB for?

Why is it better to use IndexedDB instead of LocalStorage?

localStorage is useful for storing smaller amounts of data, it is less useful for storing larger amounts of structured data. So if you want to store significant amounts of structured data then IndexedDB is what you should choose.

Should I use IndexedDB or LocalStorage?

LocalStorage is slightly faster than IndexedDB in all browsers (disregarding the crashes). IndexedDB is not significantly slower when run in a web worker, and never blocks the DOM that way.

What can you store in IndexedDB?

Introduction to IndexedDB It can store an indefinite amount of data, although once over a certain threshold the user is prompted to give the site higher limits. It's supported on all modern browsers. It supports transactions, versioning and gives good performance.

Is IndexedDB safe to use?

The short answer is IndexedDB is vulnerable to malware and physical takeover attacks. It's better than many options because cryptography is done outside the browser execution environment, but it's not totally secure.