# Pi Epsilon vs Eagle Energy Manager

The clearest difference is update cadence: Eagle Energy Manager at every 6 weeks against Pi Epsilon's every 6 months. Eagle Energy Manager also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Pi Epsilon ships an update every 6 months, Eagle Energy Manager every 6 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Pi Epsilon | Eagle Energy Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/pi-epsilon/id1594236510/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 147 MB | 67 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chesapeake International Consulting, LLC](https://appshunter.io/developer/1589725776) | [INHAND NETWORKS,INC.](https://appshunter.io/developer/1579658334) |

## 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


### Eagle Energy Manager

[App page](https://appshunter.io/ios/app/eagle-energy-manager/id6453160081)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pi Epsilon free?

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

### Is Eagle Energy Manager free?

Eagle Energy Manager is free to download, with no in-app purchases.

### Do Pi Epsilon or Eagle Energy Manager have ads?

Neither Pi Epsilon nor Eagle Energy Manager shows ads.

### Which is updated more often, Pi Epsilon or Eagle Energy Manager?

Pi Epsilon ships an update every 6 months, and Eagle Energy Manager every 6 weeks. Most recently, Pi Epsilon was updated on November 3, 2026 and Eagle Energy Manager on October 27, 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.*