Copiosus

1.4.5

Verbosus.com

0.00

0 reviews

Free

Download from the App Store Android version

About Copiosus

Copiosus is an overall app developed by Verbosus.com.

Download Statistics

User Ratings

The app has no ratings yet.

App Information

Copiosus is FREE to download. The APK download size is 3.96 MB. The latest version available is 1.4.5. The last update was on November 19, 2025.

Technical Requirements

The app has a content rating of Everyone. The app has been available on Google Play August 2019.

Description

Copiosus is just another P2P chat application.

This software is provided "as is" without warranties or conditions of any kind, either expressed or implied.

Please download this app only if:
- You care about security.
- You don't care about a beautiful UI.
- You like to try apps other than WhatsApp and Signal.

Features:
- Send messages.
- Send files and images.
- Block users.
- Two factor authentication (MFA)
- End-to-end encryption using an asymmetric key.
- Improved end-to-end security using a security key as a second factor which encrypts data using a shared symmetric key.
- Minimal privileges required.
- No in app purchases.
- No ads.

How does end-to-end encryption work in this app:
1. Whenever you send a message M a random symmetric key R is generated
2. R is encrypted using the asymmetric (public) key of the other user resulting in A
3. M is encrypted with R resulting in N
4. If security key S is set: N is encrypted by S
5. N and A is sent to the destination

Show more Show less

More data about Copiosus

Price	Free to download
Rating	No ratings
Ranking	Not ranked
Version	1.4.5
App download size	3.96 MB
Suitable for	Everyone

Alternative downloads for the Copiosus app

Changelog of Copiosus

No changelog data

Developer information for Verbosus.com

Verbosus.com

Address:

Comments on Copiosus for iOS

We don't have enough comments to show example comments. Please check back later.

App Store Rankings for Copiosus

This app is not ranked

Technologies used by Copiosus

AppBrain is a directory focused on discovering great apps and games. We give statistics, rankings and search options that Google Play and the App Store don't have. All trademarks are owned by their respective owners. AppBrain doesn't offer APKs or binaries, and always lets users install the official version from Google Play or the App Store.

More apps