# Digidot C4 vs Amplipi

The clearest difference is update cadence: Digidot C4 at every 2 months against Amplipi's every 6 months. Digidot C4 also leads on iOS requirement (10.0 vs 12.4). 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.

Digidot C4 ships an update every 2 months, Amplipi every 6 months. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Digidot C4 | Amplipi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/amplipi/id6477877338/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | — | Free |
| Size | 40 MB | 9 MB |
| Requires iOS | **10.0** | 12.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Invent Design B.V.](https://appshunter.io/developer/1044583067) | [MicroNova LLC](https://appshunter.io/developer/1730967937) |

## What reviewers say

### Digidot C4

[App page](https://appshunter.io/ios/app/digidot-c4/id1044583068)

**Features:** macOS Compatibility

**In-app purchases:** none


### Amplipi

[App page](https://appshunter.io/ios/app/amplipi/id6477877338)

Control and amplify your whole-house audio system with multiple zones. Stream from various digital sources or analog inputs and route them to any zone in real-time. Expand your system to accommodate up to 36 zones.

**Highlights:** Multi-room/zone audio control, Up to 4 simultaneous audio sources, Analog RCA input, Digital stream support (Spotify, AirPlay), Real-time zone configuration, Expandable up to 36 zones

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Digidot C4 free?

Digidot C4 is free to download, with no in-app purchases.

### Is Amplipi free?

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

### Do Digidot C4 or Amplipi have ads?

Neither Digidot C4 nor Amplipi shows ads.

### Which is updated more often, Digidot C4 or Amplipi?

Digidot C4 ships an update every 2 months, and Amplipi every 6 months. Most recently, Digidot C4 was updated on October 13, 2026 and Amplipi on October 2, 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.*