Side by side
Siskin IM vs WhatsApp
Both stand on encrypted messaging apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan iPhoneMac
Visit Siskin IM Free plan AndroidAPIiPhone+3
Pick WhatsApp for free messaging and encrypted calls, with support for large groups and linked devices. Look elsewhere if you need to register and use new devices without a primary phone, or need group calls for more than 32 people.
Visit WhatsAppThe facts
| Siskin IM | ||
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | iPhone, Mac | Android, API, iPhone, Mac, Web, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 4 |
| Maker | Not published | |
| Website | siskin.im | whatsapp.com |
| On encrypted messaging apps | #33 of 43 | #29 of 43 |
Siskin IM: what it does well
WhatsApp: what it does well
- Free plan includes messaging and calling.
- Default end-to-end encryption for personal messages and calls.
- Group calls support up to 32 people.
- Groups can have up to 1,024 members.
- Link up to four devices to a primary phone.
What to know first
- Data charges may apply, and calls use an internet connection.
- A primary phone is required to register and link new devices.
- Group calls are limited to 32 people.
Alternatives to Siskin IM Alternatives to WhatsApp The whole list