# Energy Controller for Powston vs AmbientCast

The clearest difference is in-app purchases: Energy Controller for Powston at none against AmbientCast's 3. AmbientCast's advantage is update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AmbientCast sells 3 one-off in-app purchases. Energy Controller for Powston asks for nothing beyond the download.

Energy Controller for Powston ships an update weekly, AmbientCast every 3 days. The most recent releases landed on October 30, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Energy Controller for Powston | AmbientCast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ambientcast/id6797067312/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free |
| Size | 13 MB | 8 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, Apple TV, Apple Watch | iPhone, iPad, Apple TV |
| Age rating | 4+ | 4+ |
| Developer | [Richard Bollar](https://appshunter.io/developer/1864304955) | [Kevin McMahon](https://appshunter.io/developer/6783589762) |

## What reviewers say

### Energy Controller for Powston

[App page](https://appshunter.io/ios/app/energy-controller-for-powston/id6757072169)

**Features:** macOS Compatibility

**In-app purchases:** none


### AmbientCast

[App page](https://appshunter.io/ios/app/ambientcast/id6797067312)

Monitor your 3D printer's live camera feed and real-time status directly from your iPhone or iPad. View print progress, temperatures, filament levels, and more, all without needing an account or browser.

**Highlights:** Live camera feed, Real-time print status, Temperature and filament monitoring, Picture-in-Picture mode, Apple TV support, Direct network connection, Optional YouTube streaming, Cross-device synchronization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |
| Lunch | $4.99 | one-time |
| Dinner | $9.99 | one-time |


## Frequently asked questions

### Is Energy Controller for Powston free?

Energy Controller for Powston is free to download, with no in-app purchases.

### Is AmbientCast free?

AmbientCast is free to download, with in-app purchases available.

### Do Energy Controller for Powston or AmbientCast have ads?

Neither Energy Controller for Powston nor AmbientCast shows ads.

### Which is updated more often, Energy Controller for Powston or AmbientCast?

Energy Controller for Powston ships an update weekly, and AmbientCast every 3 days. Most recently, Energy Controller for Powston was updated on October 30, 2026 and AmbientCast on November 10, 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.*