On the Ubinodes.org website, we’ve updated the content in the Sponsored Projects page and under the “Features for communications apps”, we added several features.

• Zero-knowledge.
• Multi-platform: Windows, Linux, MacOS, Android, iOS, Ubuntu Touch etc.
• Ephemerality. Messages are automatically deleted after a period of time.
• Own business domain.
• FOSS or Freemium.
• Data shredding.
• Administration of users.
• Resistance to state-sponsored criminals.
• Cost-effective for large user base.
• Built in search engine: Works even offline.
• Intuitive.
• Easy to add new device with bar code scanning.
• Can verify addressees by fingerprinting devices.
• Same features on all types of operating systems.
• Auto log off.
• No recovery option.
• Emergency support by the provider.

• Link: https://ubinodes.org/portfolio/check-list-features-for-communication-apps/