# SmoothTrack vs X

The clearest difference is review sentiment: SmoothTrack at 86% against X's 37%. SmoothTrack also leads on rating (4.7 vs 3.6) and ratings volume (250 vs 23). X's advantage is price (Free vs $14.99) and iOS requirement (12.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

X is free to download; SmoothTrack costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SmoothTrack holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: SmoothTrack has 250 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 86% of SmoothTrack's written reviews are positive against 37% of X's.

SmoothTrack ships an update every 4 months, X every 5 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SmoothTrack | X |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.7 (250 ratings)](https://appshunter.io/ios/app/smoothtrack-head-tracker/id1528839485/reviews)** | [3.6 (23 ratings)](https://appshunter.io/ios/app/x-plane-12-control-pad/id6701986565/reviews) |
| Number of ratings | **250** | 23 |
| Positive reviews | **85.7% of reviews** | 36.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Paid | **Free** |
| Size | 3 MB | 3.0 GB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Goering](https://appshunter.io/developer/507507566) | [Laminar Research](https://appshunter.io/developer/290619948) |

## What reviewers say

### SmoothTrack

[App page](https://appshunter.io/ios/app/smoothtrack-head-tracker/id1528839485)

Enhance your simulation gaming experience with phone-based head and eye tracking. This app allows for intuitive, 6-degrees-of-freedom head movements to control your in-game perspective without any extra hardware. Seamlessly look around cockpits, check blind spots, or zoom in on details with natural head gestures.

**Highlights:** 6DoF head tracking, Optional eye tracking, No extra hardware required, Works with FreeTrack/TrackIR games, Customizable view presets, Exaggerated head movements for control

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Smooth and accurate head tracking
- 👍 Affordable alternative to expensive hardware
- 💡 Doesn't require any additional equipment
- 🚀 Easy to set up and use
- 👍 Enhances immersion in flight simulators

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🔋 Drains phone battery quickly
- 🔧 Requires some technical knowledge for setup
- 🔧 Calibration and sensitivity adjustments needed

**Reported bugs**

- Tracking issues with certain phone positions
- Compatibility problems with some devices/OSes

**Requested features**

- Background mode support
- Ability to use rear camera
- Improved UI and customization options


### X

[App page](https://appshunter.io/ios/app/x-plane-12-control-pad/id6701986565)

Control your desktop flight simulator from your mobile device. Connect wirelessly over your local network to manage X-Plane 12 with pro-level precision. Experience a new way to interact with your flight simulation.

**Highlights:** Local LAN control, X-Plane 12 integration, Pro-level precision, Mobile device interface, Wireless connectivity

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

**In-app purchases:** none


## Frequently asked questions

### Is SmoothTrack free?

SmoothTrack costs $14.99, with no in-app purchases.

### Is X free?

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

### Which has better reviews, SmoothTrack or X?

SmoothTrack is rated higher. SmoothTrack averages 4.7 out of 5 from 250 ratings, while X averages 3.6 from 23 ratings.

### Do SmoothTrack or X have ads?

Neither SmoothTrack nor X shows ads.

### Which is updated more often, SmoothTrack or X?

SmoothTrack ships an update every 4 months, and X every 5 months. Most recently, SmoothTrack was updated on October 27, 2026 and X on October 24, 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.*