PostBox
One drag and drop to publish content across multiple social media platforms
About PostBox
PostBox is a cross-platform publishing tool for Mac: add content and a caption with one drag and drop, then send the same post to X, Bluesky, Threads, LinkedIn, Dribbble, Instagram, Pinterest, Shorts, and TikTok. Accounts connect through revocable credentials, which stay on your Mac; passwords are not stored. The Free plan allows 30 posts every 30 days, while the Pro plan offers unlimited publishing.
Best for
Best use cases
Add a caption to one post and publish it across multiple platforms
Drag and drop content from the notch at the top of the Mac screen
Connect and manage social platform accounts on Mac
Features
Multi-platform publishing
Send the same post to X, Bluesky, Threads, LinkedIn, Dribbble, Instagram, Pinterest, Shorts, and TikTok.
One-drag caption
Add content with one drag and drop, and use the same caption for every platform.
Local account credentials
Connect accounts with revocable credentials; credentials stay on your Mac, and passwords are not stored.
Mac app
Provides a macOS app; requires macOS 26.2 or later to run.
Pros
- One action covers multiple social platforms
- Account credentials can be revoked and are stored on Mac
- The Free plan requires no credit card
Cons
- Requires macOS 26.2 or later
Pricing Plans
Free
- Free forever
- 30 posts every 30 days
- Support for each platform as soon as it launches
- One license supports two Macs
- Drag and drop content from the notch at the top of the Mac screen
Pro
- Unlimited publishing across all launched platforms
- Unlimited accounts per platform
- One license supports two Macs
* Pricing information is for reference only. Please refer to the latest announcement on PostBox's official website.