# Duet Air vs Eidica

The clearest difference is ads: Eidica at none against Duet Air's shown. Eidica also leads on update cadence (every 10 days vs every 3 weeks). Duet Air's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 18.6). On price and in-app purchases there is nothing between them.

Both are free to download. Duet Air sells 2 in-app purchases, starting at $49.99 per year and Eidica sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Duet Air ships an update every 3 weeks, Eidica every 10 days. The most recent releases landed on October 22, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Duet Air | Eidica |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.9K ratings)](https://appshunter.io/ios/app/duet-air-remote-desktop/id1531326998/reviews)** | — |
| Number of ratings | **1.9K** | — |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Subscription | — |
| Size | 67 MB | 121 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Duet, Inc.](https://appshunter.io/developer/935754063) | [Behcet Samet Baydar](https://appshunter.io/developer/1846306701) |

## What reviewers say

### Duet Air

[App page](https://appshunter.io/ios/app/duet-air-remote-desktop/id1531326998)

Transform your iPad or iPhone into an advanced remote desktop or an extra display for your Mac or PC. Experience unparalleled performance and zero lag, with touch and gesture support. Offers professional-grade drawing capabilities with Apple Pencil integration for artists and designers.

**Highlights:** Remote desktop functionality, Extra display for Mac/PC, Touch and gesture support, Apple Pencil integration for drawing, Wireless and wired connectivity, Zero lag performance

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duet Air (Annual) | $49.99 | per year |
| Duet Pro (Annual) | $79.99 | per year |

**What reviewers like**

- 🚀 Smooth performance
- 👍 Easy to set up
- 💡 Useful as a second screen
- 🚀 Zero lag
- 👍 Fantastic app

**What reviewers complain about**

- 🐛 Inconsistent connectivity
- 🐛 Buggy and unstable
- 💰 Expensive subscription
- 🐛 Laggy and low resolution
- 🐛 Crashes and freezes

**Reported bugs**

- Incompatible with Citrix
- Breaks Windows network
- Bricked user's PC
- Login screen issues
- Inconsistent performance

**Requested features**

- Support for older devices
- Improve wireless stability
- Add audio support
- Better integration with drawing apps
- Easier subscription cancellation


### Eidica

[App page](https://appshunter.io/ios/app/eidica-visual-notes/id6754018702)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $2.99 | per month |
| All Access | $19.99 | per year |
| Full Access (Lifetime) | $29.99 | one-time |


## Frequently asked questions

### Is Duet Air free?

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

### Is Eidica free?

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

### Do Duet Air or Eidica have ads?

Duet Air shows ads; Eidica does not.

### Which is updated more often, Duet Air or Eidica?

Duet Air ships an update every 3 weeks, and Eidica every 10 days. Most recently, Duet Air was updated on October 22, 2026 and Eidica on October 13, 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.*