Yes, both you and your contact need to use Signal if you want to communicate privately.
Articles in this section
- How can I contribute to Signal?
- Donor FAQs
- Does my contact need Signal?
- Can I send SMS/MMS with Signal?
- What do I do if my phone is lost or stolen?
- Can I use Signal when I travel?
- Can I use Signal for work?
- Where can I hear the latest news?
- Signal Permissions & OS Notification Settings