LocalSend vs PairDrop
A side-by-side comparison of two self-hosted file sync & storage options — licensing, setup difficulty, resource needs, and what each one replaces.
LocalSend
Share files to nearby devices without the internet
VS
PairDrop
Local and internet file sharing inspired by Snapdrop
| Feature | LocalSend | PairDrop |
|---|---|---|
| Deploy effort | Read-the-docs project | ≈5-minute setup |
| Health score | 100 · Excellent | 67 · Good |
| Category | File Sync & Storage | File Sync & Storage |
| License | MIT | GPL-3.0 |
| Language | Dart | JavaScript |
| Setup difficulty | Easy | Easy |
| Min. RAM | 128 MB | 64 MB |
| Deployment | binary | docker, bare-metal |
| GitHub stars | ★ 92,563 | ★ 11,459 |
| First released | 2022 | 2022 |
| Replaces | AirDrop | AirDrop, WeTransfer |
What are LocalSend and PairDrop?
LocalSend
LocalSend is a cross-platform app to share files and messages between devices on a local network. It uses a secure REST API and works without an internet connection or central server.
- No internet required
- Encrypted local transfer
- Available on all major platforms
PairDrop
PairDrop is an enhanced fork of Snapdrop that adds device pairing across networks and the internet. It enables easy, encrypted peer-to-peer file transfer between paired devices.
- Cross-network device pairing
- Paste and share text
- WebRTC encrypted transfer
LocalSend vs PairDrop: key differences
LocalSend is written in Dart, while PairDrop is built with JavaScript. Licensing differs — MIT for LocalSend versus GPL-3.0 for PairDrop. PairDrop is the lighter option, starting around 64 MB of RAM against 128 MB for LocalSend. LocalSend has the considerably larger community, at 92,563 GitHub stars versus 11,459. PairDrop lists first-class Docker deployment; LocalSend does not.
Why pick each one
Choose LocalSend if…
- No internet required
- Cross-platform with mobile apps
- AirDrop-like simplicity
Watch out for
- Devices must share network
- No remote transfers
Choose PairDrop if…
- Released under the GPL-3.0 license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Mature project with 11.5k GitHub stars
Frequently asked questions
Is LocalSend or PairDrop better?
Neither is universally better. LocalSend has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are LocalSend and PairDrop free and open-source?
Yes. LocalSend is licensed under MIT and PairDrop under GPL-3.0. Both can be self-hosted at no software cost.
Can I run LocalSend and PairDrop with Docker?
LocalSend: check the project docs for container support. PairDrop: yes.
Which is lighter on resources, LocalSend or PairDrop?
PairDrop has the smaller minimum footprint at 64 MB of RAM, compared to about 128 MB for LocalSend. Real-world usage depends on library size, user count, and enabled features.