Mastodon
Beginner RecommendedThe best X (Twitter) alternative is Mastodon. Decentralized Twitter. No algorithm, no ads, you choose your server.
Information verified on July 22, 2026
Description
Mastodon is a decentralized social network compatible with the Fediverse. Each server (instance) has its own rules, but they all communicate. No algorithm deciding what you see, no targeted advertising. You can migrate your account between servers without losing followers.
Key features
- Decentralized (Fediverse)
- No algorithm
- Account migration
- Mobile apps
- Per-instance moderation
- Open source
Strengths
- + No algorithm or advertising
- + Decentralized: no single company controls the network
- + Account migration between instances without losing followers
- + Mature mobile apps (iOS and Android)
Weaknesses
- − Choosing an instance can be confusing at first
- − Fewer users than Twitter/X
Recommended for
- Leaving Twitter/X without giving up microblogging
- Joining a themed community (tech, science, art)
Mastodon vs X (Twitter): the comparison
| Criterion | Mastodon | X (Twitter) |
|---|---|---|
| Price | Free. Some instances ask for donations. | Free |
| Targeted ads on your data | No | Yes (targeted advertising) |
| Source code | Open (auditable) | Proprietary |
| Migration difficulty | Easy (2/5) | — |
Comparison
Mastodon replaces Twitter/X. Pixelfed replaces Instagram. Lemmy replaces Reddit. All three communicate via the Fediverse.
Want the complete guide?
“Vivre sans Google” (in French) covers the full journey, service by service, with step-by-step migration guides.
Forthcoming 22/10/2026 from Éditions Eyrolles
Frequently asked questions
How much does Mastodon cost?
Free. Some instances ask for donations.
How do you switch from X (Twitter) to Mastodon?
Estimated difficulty: Easy (2/5). Create an account on an instance (mastodon.social for starters). Import contacts. Interface looks like Twitter.
Who is Mastodon for?
Twitter/X users disappointed by algorithm or moderation. Very active tech and activist community.
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