# Screen Mirroring vs EV3 Attribute Programmer

The clearest difference is rating: EV3 Attribute Programmer at 5.0 against Screen Mirroring's 2.8. EV3 Attribute Programmer also leads on in-app purchases (none vs 13). Screen Mirroring's advantage is ratings volume (396 vs 2) and update cadence (every 2 weeks vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Screen Mirroring sells 13 in-app purchases, starting at $5.99 per month. EV3 Attribute Programmer asks for nothing beyond the download.

EV3 Attribute Programmer holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: Screen Mirroring has 396 ratings behind it against 2, so its average is the more settled of the two.

Screen Mirroring ships an update every 2 weeks, EV3 Attribute Programmer every 2 months. The most recent releases landed on September 21, 2026 and June 7, 2026 respectively.

## The numbers

| Metric | Screen Mirroring | EV3 Attribute Programmer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (396 ratings)](https://appshunter.io/ios/app/screen-mirroring-letsview/id1478202069/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ev3-attribute-programmer/id1593075625/reviews)** |
| Number of ratings | **396** | 2 |
| Positive reviews | 35.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 108 MB | 87 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Wangxu Technology Co., Ltd](https://appshunter.io/developer/1254320291) | [ISSPRO, Inc.](https://appshunter.io/developer/1593075627) |

## What reviewers say

### Screen Mirroring

[App page](https://appshunter.io/ios/app/screen-mirroring-letsview/id1478202069)

Effortlessly cast your phone, tablet, or computer screen to a TV, PC, or Mac in high definition. Control your computer from your phone, extend your screen for productivity, or share content remotely. Enjoy an ad-free experience with various connection methods.

**Highlights:** Screen mirroring to PC, Mac, and TV, Control PC from phone, Extend screen as secondary monitor, Remote screen mirroring, Drawing and whiteboard tools, Screen capture and recording

**Features:** Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enjoy HD screens | $5.99 | per month |
| Mac LetsView Pro(monthly) | $7.99 | per month |
| Mac LetsView Business(monthly) | $9.99 | per month |
| Annual Subscription (Pro) | $29.99 | per year |
| Mac LetsView Pro(annual) | $29.99 | per year |
| Mac LetsView Business(annual) | $39.99 | per year |
| 15 minutes | $0.99 | one-time |
| 360 minutes | $3.99 | one-time |
| 900 minutes | $9.99 | one-time |
| 1800 minutes | $12.99 | one-time |
| LetsView Pro (Lifetime) | $49.99 | one-time |
| Buy 3yr VIP, get +3yrs Free | $59.99 | one-time |
| 3-Year Subscription | $59.99 | one-time |

**What reviewers like**

- 🚀 Seamless screen mirroring
- 👍 Simple and intuitive interface
- 🔒 Reliable connection
- 💡 Useful whiteboard and annotation tools
- 🚀 Smooth performance with stable Wi-Fi

**What reviewers complain about**

- 🐛 Frequent disconnections
- 🐛 Laggy or low-quality video
- 💰 Paywall for advanced features
- 🐛 Crashes and freezes
- 🐛 Compatibility issues with certain devices

**Reported bugs**

- Inability to detect devices on the same network
- Inconsistent performance after updates
- Paid version not reflecting purchased status

**Requested features**

- Ability to resize mirrored window
- Support for landscape mode
- Improved audio sync
- Background audio playback


### EV3 Attribute Programmer

[App page](https://appshunter.io/ios/app/ev3-attribute-programmer/id1593075625)

This application allows users to modify various attributes of EV3 gauges directly from their mobile device. Features include customizing LED colors, adjusting dimmer settings, and configuring output driver behaviors. It also enables fine-tuning of sensor parameters and warning light functionalities.

**Highlights:** Backlight LED color editor, Dimmer input voltage adjustment, Gauge BLE broadcast name configuration, Output driver activation thresholds, Pointer color and sweep weight, Sensor curve coefficients, Warning light activation thresholds

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Screen Mirroring free?

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

### Is EV3 Attribute Programmer free?

EV3 Attribute Programmer is free to download, with no in-app purchases.

### Which has better reviews, Screen Mirroring or EV3 Attribute Programmer?

EV3 Attribute Programmer is rated higher. Screen Mirroring averages 2.8 out of 5 from 396 ratings, while EV3 Attribute Programmer averages 5.0 from 2 ratings.

### Do Screen Mirroring or EV3 Attribute Programmer have ads?

Neither Screen Mirroring nor EV3 Attribute Programmer shows ads.

### Which is updated more often, Screen Mirroring or EV3 Attribute Programmer?

Screen Mirroring ships an update every 2 weeks, and EV3 Attribute Programmer every 2 months. Most recently, Screen Mirroring was updated on September 21, 2026 and EV3 Attribute Programmer on June 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.*