# Duet Display vs Velocity Built

The clearest difference is rating: Velocity Built at 5.0 against Duet Display's 4.4. Velocity Built also leads on in-app purchases (none vs 6) and ads (none vs shown). Duet Display's advantage is ratings volume (49K vs 1) and device support (4 vs 2). On price and update cadence there is nothing between them.

Both are free to download. Duet Display sells 6 in-app purchases, starting at $3.99 per month. Velocity Built asks for nothing beyond the download.

Velocity Built holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Duet Display has 49K ratings behind it against 1, so its average is the more settled of the two.

Duet Display ships an update every 3 weeks, Velocity Built every 5 weeks. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Duet Display | Velocity Built |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (49K ratings)](https://appshunter.io/ios/app/duet-display/id935754064/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/velocity-built/id6794798915/reviews)** |
| Number of ratings | **49K** | 1 |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 57 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Duet, Inc.](https://appshunter.io/developer/935754063) | [David Wilson](https://appshunter.io/developer/6794798917) |

## What reviewers say

### Duet Display

[App page](https://appshunter.io/ios/app/duet-display/id935754064)

Transform your iPad or iPhone into an advanced, lag-free extra display for your Mac or PC. Interact with your computer using touch and gestures, and unlock professional drawing capabilities with Apple Pencil support.

**Highlights:** Extra display for Mac & PC, Lag-free performance, Touch and gesture support, Apple Pencil integration, Professional drawing tools, Portable productivity

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duet Starter (Monthly) | $3.99 | per month |
| Duet Air (Monthly) | $5.99 | per month |
| Duet Pro | $7.99 | per month |
| Duet Starter (Annual) | $39.99 | per year |
| Duet Air (Annual) | $49.99 | per year |
| Duet Pro (Annual) | $79.99 | per year |

**What reviewers like**

- 🚀 Works seamlessly as a second screen
- 👍 Useful for productivity and multitasking
- 🎨 Great for artists and designers
- 💻 Extends desktop to iPad
- ⭐ Excellent customer support

**What reviewers complain about**

- 🐛 Connectivity issues and crashes
- 🔋 High battery consumption
- 🔒 Subscription model for full functionality
- 🔍 Confusing setup process
- 💸 Expensive for the features provided

**Reported bugs**

- Incompatibility with certain software and drivers
- Laggy performance and input delays
- Unreliable connection and frequent disconnects

**Requested features**

- Improved resolution and scaling options
- Better support for older devices and Windows
- More customization and control over settings
- Wireless connectivity without subscription


### Velocity Built

[App page](https://appshunter.io/ios/app/velocity-built/id6794798915)

This app bridges the gap between office estimates and field execution by converting labor estimates into actionable daily crew targets. It allows for real-time adjustments to crew size, schedule duration, and production rates directly on the jobsite to protect labor budgets.

**Highlights:** Converts labor estimates to daily crew targets, Real-time adjustments for crew size, duration, and rates, Three planning modes: Crew, Schedule, Rate, Works offline without an account or data collection, Supports various units of measure (CY, SF, LF, EA, Tons), Plain-language crew directives

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

**In-app purchases:** none


## Frequently asked questions

### Is Duet Display free?

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

### Is Velocity Built free?

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

### Which has better reviews, Duet Display or Velocity Built?

Velocity Built is rated higher. Duet Display averages 4.4 out of 5 from 49K ratings, while Velocity Built averages 5.0 from 1 ratings.

### Do Duet Display or Velocity Built have ads?

Duet Display shows ads; Velocity Built does not.

### Which is updated more often, Duet Display or Velocity Built?

Duet Display ships an update every 3 weeks, and Velocity Built every 5 weeks. Most recently, Duet Display was updated on October 20, 2026 and Velocity Built on October 7, 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.*