Side by side
AlterSend vs croc
Both stand on file transfer services. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidiPhoneLinux+4
AlterSend combines broad platform support, encrypted peer transfers, resumable sending, and self-hosting. Relay limits and brief IP visibility during peer discovery are the main constraints to weigh.
Visit AlterSend
Free plan AndroidLinuxMac+3
croc provides cross-platform, encrypted file transfer through CLI and browser clients, with optional self-hosting. Its main constraints are the lack of a desktop app and the 256 MiB fallback limit when streaming is unavailable.
Visit crocThe facts
| AlterSend | croc | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Android, iPhone, Linux, Mac, Self-hosted, Web, Windows | Android, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | Business self-hosted relay: $390 per organization a year | Free or on request |
| Plans published | 5 | 1 |
| Maker | Not published | Not published |
| Website | altersend.com | getcroc.com |
| On file transfer services | #20 of 105 | #24 of 105 |
AlterSend: what it does well
- End-to-end encrypted transfers
- Direct transfers are unlimited on free plan
- Transfers can resume after reconnection
- Supports Android, iOS, desktop, web, and self-hosting
- Apache 2.0 open-source license
What to know first
- Free relayed app transfers capped at 20 GB
- Browser links capped at 10 GB
- Peer discovery briefly exposes device IP addresses
- Business self-hosted relay costs $390 a year
croc: what it does well
- Open-source and listed as free
- Peer-to-peer transfer with relay fallback
- End-to-end encryption via code phrase
- Browser client needs no installation
- Supports resumable multi-file transfers
What to know first
- No desktop app
- Browser Blob fallback limited to 256 MiB
- Stored transfers depend on server policy
Alternatives to AlterSend Alternatives to croc The whole list