# SmoothTrack vs 6D Tracker

The clearest difference is price: 6D Tracker at Free against SmoothTrack's $14.99. 6D Tracker also leads on update cadence (every 3 weeks vs every 4 months). SmoothTrack's advantage is rating (4.7 vs 2.0) and review sentiment (86% vs 50%). On ads, device support and iOS requirement there is nothing between them.

6D Tracker is free to download; SmoothTrack costs $14.99 up front. 6D Tracker sells 1 one-off in-app purchase. SmoothTrack asks for nothing beyond the download.

SmoothTrack holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: SmoothTrack has 249 ratings behind it against 1, 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 50% of 6D Tracker's.

SmoothTrack ships an update every 4 months, 6D Tracker every 3 weeks. The most recent releases landed on September 26, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | SmoothTrack | 6D Tracker |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.7 (249 ratings)](https://appshunter.io/ios/app/smoothtrack-head-tracker/id1528839485/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/6d-tracker/id1664972512/reviews) |
| Number of ratings | **249** | 1 |
| Positive reviews | **85.7% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 10 MB | 3 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Goering](https://appshunter.io/developer/507507566) | [Diogo Ribeiro](https://appshunter.io/developer/1623931022) |

## 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


### 6D Tracker

[App page](https://appshunter.io/ios/app/6d-tracker/id1664972512)

Enhance your gaming with head tracking using your device's front camera. Look around your game environment naturally without extra hardware. Supports numerous popular simulators and games.

**Highlights:** Head position and orientation tracking, Uses front camera only, No additional hardware needed, Connects to opentrack client, Individual sensitivity controls, Rotation offset compensation, Supports any device orientation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version unlock | $2.99 | one-time |


## Frequently asked questions

### Is SmoothTrack free?

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

### Is 6D Tracker free?

6D Tracker is free to download, with in-app purchases available.

### Which has better reviews, SmoothTrack or 6D Tracker?

SmoothTrack is rated higher. SmoothTrack averages 4.7 out of 5 from 249 ratings, while 6D Tracker averages 2.0 from 1 ratings.

### Do SmoothTrack or 6D Tracker have ads?

Neither SmoothTrack nor 6D Tracker shows ads.

### Which is updated more often, SmoothTrack or 6D Tracker?

SmoothTrack ships an update every 4 months, and 6D Tracker every 3 weeks. Most recently, SmoothTrack was updated on September 26, 2026 and 6D Tracker on June 1, 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.*