Copiosus vs EGSP
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Copiosus
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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
EGSP
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To utilize this application, specific credentials pertaining to your unique system are necessary. These can be acquired from the person overseeing your EGSP private server. EGSP (Equator Group Secretum Protectus): Enhanced Security Communication Capabilities of EGSP include: Conducting and receiving safeguarded, encrypted voice communications Hosting and joining encrypted group voice calls Transmitting secure, encrypted texts Encrypting and dispatching photographs Forming encrypted group discussions and overseeing chat spaces Participating in encrypted virtual meeting rooms Initiating secure live broadcasts with the option for future review (EGSP EVIDENCE) Broadcasting your current location securely to your team and marking specific spots Recording and forwarding encrypted audio messages Sharing encrypted pictures and video content Setting messages to auto-delete for privacy EGSP ensures robust encryption from start to finish. Learn more at EGSP's Official Site https://www.equatorspgroup.com
Screenshots
Verdict
Copiosus and EGSP are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on August 27, 2026 and September 6, 2026 respectively.
| Parameter | Copiosus | EGSP |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 โ better |
| Further details โ not scored | ||
| Size | 4 MB | 73 MB |
| Age rating | 4+ | 4+ |
| Developer | Verbosus.com | Equator Group ltd |
In-app purchases
Copiosus
No in-app purchases
EGSP
No in-app purchases









