# Apogee controller vs EchoSense

The clearest difference is update cadence: Apogee controller at monthly against EchoSense's every 5 months. Apogee controller also leads on iOS requirement (12.4 vs 15.6). 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.

Apogee controller ships an update monthly, EchoSense every 5 months. The most recent releases landed on September 22, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Apogee controller | EchoSense |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Size | 6 MB | 18 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Arboreal Systems, Inc.](https://appshunter.io/developer/889657381) | [K12 Ventures Foundation, Inc.](https://appshunter.io/developer/1665403820) |

## What reviewers say

### Apogee controller

[App page](https://appshunter.io/ios/app/apogee-controller/id1535270169)

**Features:** macOS Compatibility

**In-app purchases:** none


### EchoSense

[App page](https://appshunter.io/ios/app/echosense/id6742468000)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Apogee controller free?

Apogee controller is free to download, with no in-app purchases.

### Is EchoSense free?

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

### Do Apogee controller or EchoSense have ads?

Neither Apogee controller nor EchoSense shows ads.

### Which is updated more often, Apogee controller or EchoSense?

Apogee controller ships an update monthly, and EchoSense every 5 months. Most recently, Apogee controller was updated on September 22, 2026 and EchoSense on September 12, 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.*