Bluesky vs X vs Threads vs Mastodon: users
Bluesky has 47,543,388 registered accounts (Nov 12, 2026) and Mastodon 10,487,326 (Nov 12, 2026). X and Threads publish no account totals: X and Grok together have about 550 million monthly users (SpaceX S-1 filing, Mar 2026) and Threads more than 500 million (Meta, Jul 2026). Monthly users and registered accounts measure different things, so the table says which is which.
| Platform | Users | What it counts | Source | As of |
|---|---|---|---|---|
| X (Twitter) | ~550,000,000 | Monthly active users of X and Grok combined | SpaceX S-1 filing | Mar 2026 |
| Threads | 500,000,000+ | Monthly active users | Meta, Q2 2026 earnings call | Jul 2026 |
| Bluesky | 47,543,388 | Registered accounts, live | Jaz's Bluesky stats | Nov 12, 2026 |
| Bluesky | 1,036,166 | Accounts that liked a post in one day | Jaz's Bluesky stats | Nov 11, 2026 |
| Mastodon | 10,487,326 | Registered accounts | joinmastodon.org | Nov 12, 2026 |
| Mastodon | 725,305 | Monthly active accounts | joinmastodon.org | Nov 12, 2026 |
Live rows refresh every few minutes (Bluesky) or daily (Mastodon). X and Threads rows change only when the companies state a new figure.
Questions
Does Bluesky have more users than X?
No. X and Grok together had about 550 million monthly active users in Mar 2026 (SpaceX S-1 filing). Bluesky has 47,543,388 registered accounts in total (Nov 12, 2026), so X's monthly users alone are about 11.6 times Bluesky's total accounts.
How does Threads compare to Bluesky?
Meta reported more than 500 million monthly active users for Threads in Jul 2026, about 10.5 times Bluesky's 47.5 million registered accounts.
Does Threads have more users than X?
Meta says so: on Oct 21, 2026 it said Threads has overtaken X in monthly actives, without a number. The latest stated figures are Threads at more than 500 million (Jul 2026) and X with Grok at about 550 million (Mar 2026), and the X figure includes Grok users.
Is Bluesky bigger than Mastodon?
Yes. Bluesky has 47,543,388 registered accounts and Mastodon 10,487,326, about 4.5 times as many.
How many people actually use Bluesky each day?
Bluesky publishes no daily active count. On Nov 11, 2026, 1,036,166 accounts liked at least one post and 589,413 posted, a small share of its 47.5 million accounts.
Why are X and Threads not live?
Neither publishes an account total or a public count to read. Bluesky and Mastodon are open networks whose accounts can be counted, so CountDeck shows them live and X and Threads as their latest stated figure, with who said it and when.
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