Expired65% confidenceFactExact time
localStorage is part of the Web Storage API, and the localStorage for each domain name typically has a storage limit of 5–10 MB.
3
Sources
65%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Related Claims
UnverifiedThe storage limit of LocalStorage is typically only 5–10 MB, and it is strictly bound to the browser instance, meaning data disappears when switching devices or browsers and cannot be synced across devices.80% similarUnverifiedlocalStorage provides approximately 5–10 MB of key-value storage space, uses a synchronous read/write mechanism, can only store string-type data, and does not support cross-device synchronization.71% similar
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