Post on Mastodon. Grow on Bluesky. Automatically.
Sync your Mastodon posts to Bluesky automatically — text, images, videos, and threads. Reach the decentralized web with zero extra effort.
Automated Flow
Experience the Magic of Seamless Syncing
Stop wasting time manually copying posts. See how MicroPoster handles the heavy lifting, automatically adjusting your content for the best engagement on both platforms.
Simple Setup
How It Works
Connect Accounts
Link your Mastodon and Bluesky accounts securely with OAuth.
Choose Method
Pick manual one-click posting or set up full automation.
Configure Settings
Set automation schedule and customize your options.
Start Posting
Post to both platforms instantly or on schedule.
Flexible Workflow
Two Ways to Cross-Post
Manually CrossPost Anytime
Perfect for sharing specific posts whenever you want. One-click cross-posting at your fingertips with full editing control.
- Select any post from your feed
- Edit in-app before posting
- Click to instantly post to Bluesky
- Edit directly on Bluesky after posting
- All formats auto-adjusted to platform
Best for: Sharing specific moments and maintaining absolute control over your presence.
Fully Automated Syncing
Set it and forget it. We automatically sync your Mastodon posts to Bluesky without you lifting a finger.
- Automatically syncs your posts between Mastodon and Bluesky
- All formats (text, images, videos, links) auto-adjusted
- Long posts split into threads automatically
- Full automation means zero manual work
- Keeps your Bluesky profile consistently active
Best for: Growing your Bluesky presence consistently without the daily posting grind.
Growth Strategy
Why Cross-Post to Bluesky?
Reach New Audiences
Bluesky is growing fast. Build your presence on a fresh platform while keeping your Mastodon followers.
Save Hours Every Week
Stop manually copying posts. Use that time for what matters—creating great content.
Consistent Presence
Automation keeps your Bluesky profile active and engaging, even when you're focused on Mastodon.
Powerful Features
Built for Real Users
Auto-Format Conversion
All text, images, and videos automatically adjust to each platform's format and size requirements.
Thread Support
Mastodon threads are perfectly formatted for Bluesky conversations.
In-App Editing
Edit posts directly in MicroPoster before posting, then edit on Bluesky after.
Instant Preview
See exactly how your post will look before it hits Bluesky.
Schedule Control
Set custom automation schedules or post manually whenever you want.
Account Support
Manage multiple Mastodon accounts and cross-post from any of them.
Questions before you start?
Everything you need to know about Mastodon ↔ Bluesky syncing.
Is it safe to connect my Mastodon and Bluesky accounts?
Yes. We use OAuth, meaning you never give us your passwords. You control what permissions we have, and you can disconnect anytime.
Can I edit posts before and after posting?
Yes! Edit in-app in MicroPoster before posting, then edit directly on Bluesky after. All edits are supported on both platforms.
How are formats automatically adjusted?
All text, image, and video formats are automatically converted to match each platform's requirements. Text length, image sizes, video codecs—everything is handled.
What about thread support?
Yes, threads are fully supported. Multi-part posts from Mastodon are automatically formatted as threads on Bluesky.
Is there a free trial?
Yes! We offer a free trial that includes all features—manual posting, automation, editing, everything. No credit card required.
How long does automation take to set up?
About 2 minutes. Connect your accounts, pick your schedule, and you're done. Posts will start going out on your schedule.
Ready to grow on Mastodon and Bluesky?
Set up crossposting in under 2 minutes. Automatic or manual — your choice.
Start Your Free Trial