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Bluesky’s growth is strong evidence that many users want an alternative to X and are willing to try a social network built around different rules. But the numbers do not prove that Bluesky has displaced X, overtaken Threads, or converted every new account into a regular user.
The most defensible conclusion is narrower: users will move when a credible alternative combines a clear product philosophy with enough network activity to make switching worthwhile. That is evidence that competition has value—not proof that Bluesky has already won the market.
The growth is substantial, but the metric matters
Bluesky reported that its user base increased from 25.94 million at the end of 2024 to 41.41 million at the end of 2025—approximately 60% growth in registered users. Its FAQ later reported more than 44 million users as of May 2026.
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1Repair Windows errors before they cause bigger problems2Scan for outdated or missing drivers - takes under a minute3Clear out junk files and repair common Windows errorsThose figures describe accounts, not necessarily people who use the service every day. A registered-user total can include dormant accounts, duplicate accounts, people who joined during a news-driven migration, and accounts hosted outside Bluesky’s own infrastructure through the AT Protocol. Bluesky’s 2025 transparency report includes accounts operating on other infrastructure.
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Usage data therefore tells a more qualified story. Similarweb estimates cited by TechCrunch put Bluesky at about 4.1 million worldwide daily mobile users in June 2025, compared with 115.1 million for Threads and 132 million for X. Bluesky also recorded an estimated 5.3 million average daily worldwide web visits and 2.4 million average daily U.S. web visits during that period.
| Measure | What it shows | What it cannot prove |
|---|---|---|
| Registered users | Reach and account creation | Daily activity or retention |
| Daily active users | Habitual use | Long-term loyalty or profitability |
| Web visits | Reading and discovery | Posting or meaningful participation |
| Posts and interactions | Network activity | Whether activity is broadly distributed |
| Developer and SDK activity | Ecosystem interest | Consumer adoption |
The comparison is not a perfect apples-to-apples measurement: Bluesky’s account total is being compared with third-party daily-use estimates. That is precisely why “rampant growth” must be defined before it becomes an argument about market competition.
Bluesky has grown through several migration waves
This is not one uninterrupted surge with one identifiable cause. Academic research covering August 2023 through February 2025 found multiple bursts of new-user growth and a stable, persistently active base, although that study predates the later 2025 and 2026 figures. The study is available through arXiv.
Some users appear to have joined because they disliked X’s ownership, policies, moderation, or political direction. Other waves followed political and cultural events that made platform affiliation more visible. Journalists, academics, artists, researchers, and organizations also have reasons to establish a second audience on a different network.
It helps to separate three kinds of migration:
- Exit migration: someone leaves X because of its owner, policies, or culture.
- Trial migration: someone creates an account but rarely returns.
- Product migration: someone stays because the alternative works better for their needs.
Only the third category demonstrates durable competitive strength. Political dissatisfaction may create an opening, but a platform needs product reasons to retain users after the triggering event has passed.
Bluesky is more than an X clone
The important difference is not simply that Bluesky offers another timeline. Bluesky is an application built on the AT Protocol, an open protocol intended to support multiple apps and services in a broader social-network ecosystem.
Bluesky says the protocol supports:
- Custom feeds: users can choose among more than 40,000 algorithmic feeds rather than relying only on one default ranking system.
- Composable moderation: different labelers and services can provide additional moderation or filtering layers.
- Portable identity: users can move hosting services while retaining their username, friends, and posts, subject to the protocol and hosting implementation.
- Developer access: third parties can build feeds, tools, applications, and services around the protocol.
That creates a different technical model: one algorithm versus many feeds, one moderation system versus layered moderation, and a closed platform versus an ecosystem intended to be more portable.
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However, openness should not be confused with a finished decentralized experience. Most people still encounter Bluesky through the company’s own application and infrastructure. The meaningful question is how much practical control users and developers exercise today, not merely what the architecture is designed to permit.
How competition can benefit users
More meaningful choice
Users can choose among X’s established real-time network, Threads’ integration with Meta’s ecosystem, Bluesky’s feed and protocol model, and Mastodon’s server-based federation. A challenger does not need to replace every incumbent to create value. Even a smaller service gives users another place to build relationships, publish work, and follow public conversations.
More bargaining power for creators
Creators, publishers, and institutions are less dependent on one platform when they can cultivate audiences in several places. That does not eliminate platform risk, but it reduces the damage caused by a single policy change, ranking adjustment, account suspension, or ownership decision.
More room for developer experimentation
Bluesky says its protocol ecosystem includes more than 1,000 apps used weekly and roughly 400,000 monthly SDK downloads, according to its March 2026 Series B announcement. These are company-reported figures, not independent proof of widespread consumer adoption, but they show that competition can involve infrastructure as well as consumer apps.
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Pressure on incumbent policies
A credible alternative can pressure established services to reconsider moderation, developer access, feed transparency, account portability, creator tools, and business models. That is a plausible market-pressure mechanism, but the available evidence does not prove that any specific change at X or Threads was caused by Bluesky’s growth.
Is Bluesky competing with X and Threads?
The answer depends on what “competing” means.
As a mass-market network, not yet. The June 2025 daily-use estimates left Bluesky far behind Threads and X. X also benefits from a large archive, established public profiles, and entrenched real-time-news habits. Its current audience figures are difficult to compare because it is privately held and public estimates use different methodologies.
As a strategic alternative, yes. Bluesky offers a different governance and product philosophy, a potentially more developer-friendly protocol, and a destination for communities that distrust X or Meta. It can compete for influential users, creators, institutions, and developer attention without having the largest daily audience.
As infrastructure, potentially. Bluesky’s longer-term ambition is to support a broader AT Protocol ecosystem of apps, feeds, moderation services, and identity tools. Its Series B announcement emphasizes growth of both the Bluesky app and that wider ecosystem. This is a business direction and an ambition, not a settled market outcome.
The costs of rapid growth
Growth does not automatically preserve the qualities that attracted early adopters. Bluesky’s 2025 transparency report shows the scale of the resulting challenge:
- 9.97 million user reports in 2025, up from 6.48 million in 2024.
- 1.41 billion posts published during 2025.
- 3,619 accounts removed for suspected influence operations.
- More than half a million posts containing images or video uploaded every 24 hours.
The company also faced spam, impersonation, deepfakes, adult-content labeling, bridged content, legal demands, and disputes over discourse quality. A larger audience brings network value, but it also brings more bots, harassment, political conflict, and moderation expense.
Bluesky reported that a system placing toxic replies behind an additional click reduced daily reports of antisocial behavior by 79%. That is a company-reported result and should not be treated as independent proof that Bluesky’s overall moderation is superior.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.A flexible moderation model is not automatically a better one
Composable moderation can give users more control. They may subscribe to different labelers, apply community-specific rules, or make harmful replies less visible without necessarily deleting them.
The trade-off is complexity. Users may not understand which moderation layer is acting. Labelers may disagree. Harassment can move between services, and bridged content can complicate enforcement. A configurable system also places more responsibility on ordinary users to understand and manage their settings.
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Bluesky still needs centralized intervention for severe harms. Openness can improve experimentation and accountability, but it does not remove the need for clear rules, enforcement capacity, and someone responsible for failures.
What a fair test of competition would measure
Bluesky’s success should not be judged only by whether it overtakes X. A stronger test would ask:
- Choice: Can users leave without losing every social connection?
- Retention: Do users remain active after event-driven signup waves?
- Differentiation: Does the service offer durable advantages rather than simply opposition to an incumbent?
- Creator resilience: Can publishers and creators diversify audiences?
- Developer freedom: Can third parties build without permission from one dominant platform?
- Governance: Are moderation and policy decisions understandable and accountable?
- Interoperability: Can identity, content, or social relationships move between services?
- Sustainability: Can the company fund infrastructure and moderation without reproducing the incentives it criticizes?
- Accessibility: Is the service useful beyond a narrow political or demographic niche?
The central trade-off
Bluesky embodies several tensions that apply to the whole social-media market:
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- Openness versus abuse control: open systems enable innovation but complicate enforcement.
- User choice versus simplicity: feeds and labelers provide control but make the product harder to understand.
- Scale versus community quality: growth creates useful network effects and more spam at the same time.
- Independence versus resources: a smaller company may be less dependent on a technology giant but have fewer resources for moderation and infrastructure.
- Mission versus monetization: Bluesky must eventually support its operations without undermining the principles that attract users.
What Bluesky’s growth really proves
Bluesky’s growth proves that social-media users are not permanently locked into one platform. When an alternative offers enough activity, a different culture, and a distinct technical model, people will create accounts and some will remain active.
It does not prove that every new account represents an X departure, that registered users are daily users, that Bluesky’s moderation is better overall, or that the AT Protocol has already created a genuinely decentralized market.
The strongest conclusion is therefore also the most useful one: competition matters even before a challenger wins. Bluesky gives users another option, gives creators a potential second home, gives developers a platform to experiment with, and gives incumbents a reason to take alternatives seriously. Whether those benefits become durable will depend on retention, ecosystem growth, governance, financial sustainability, and the ability to serve a broad audience—not on the next headline user-count milestone.
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