# Pi Epsilon vs Optimum CRM

The clearest difference is ratings volume: Pi Epsilon at 5 against Optimum CRM's 1. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Pi Epsilon against 5.0 for Optimum CRM. That said, the two scores are not equally well evidenced: Pi Epsilon has 5 ratings behind it against 1, so its average is the more settled of the two.

Pi Epsilon ships an update every 6 months, Optimum CRM every 3 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pi Epsilon | Optimum CRM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/pi-epsilon/id1594236510/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/optimum-crm/id6743696921/reviews) |
| Number of ratings | **5** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 147 MB | 318 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chesapeake International Consulting, LLC](https://appshunter.io/developer/1589725776) | [Techtegy LLC](https://appshunter.io/developer/1804040372) |

## What reviewers say

### Pi Epsilon

[App page](https://appshunter.io/ios/app/pi-epsilon/id1594236510)

A decentralized, anonymous, and end-to-end encrypted communication platform offering voice, text, video, and group calls. It provides robust security features and full user control over the server environment, bypassing third-party providers.

**Highlights:** Decentralized and anonymous communication, End-to-end encryption, Voice, text, and video calls, Group video conferencing, User-controlled server hosting, Decoy obfuscation tools

**Features:** macOS Compatibility

**In-app purchases:** none


### Optimum CRM

[App page](https://appshunter.io/ios/app/optimum-crm/id6743696921)

This AI-powered SaaS CRM platform streamlines sales, marketing, and management with automated workflows and employee performance tools. It offers comprehensive analytics to enhance customer engagement and drive business growth.

**Highlights:** AI-driven CRM management, Employee AI features, Workflow automation, Sales and marketing automation, Seamless integrations, Real-time analytics

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Pi Epsilon free?

Pi Epsilon is free to download, with no in-app purchases.

### Is Optimum CRM free?

Optimum CRM is free to download, with no in-app purchases.

### Which has better reviews, Pi Epsilon or Optimum CRM?

Pi Epsilon and Optimum CRM are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Pi Epsilon or Optimum CRM have ads?

Neither Pi Epsilon nor Optimum CRM shows ads.

### Which is updated more often, Pi Epsilon or Optimum CRM?

Pi Epsilon ships an update every 6 months, and Optimum CRM every 3 months. Most recently, Pi Epsilon was updated on October 24, 2026 and Optimum CRM on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*