# SmoothTrack vs ScaleIt

The clearest difference is price: ScaleIt at Free against SmoothTrack's $14.99. ScaleIt also leads on update cadence (every 3 days vs every 4 months) and iOS requirement (16.4 vs 26.0). SmoothTrack's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

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

SmoothTrack ships an update every 4 months, ScaleIt every 3 days. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | SmoothTrack | ScaleIt |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.7 (250 ratings)](https://appshunter.io/ios/app/smoothtrack-head-tracker/id1528839485/reviews)** | — |
| Number of ratings | **250** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Paid | — |
| Size | 3 MB | 105 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [John Goering](https://appshunter.io/developer/507507566) | [Ozan Can OCAK](https://appshunter.io/developer/6807927872) |

## 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


### ScaleIt

[App page](https://appshunter.io/ios/app/scaleit-size-guess/id6809462270)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScaleIt PRO | $1.99 | one-time |


## Frequently asked questions

### Is SmoothTrack free?

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

### Is ScaleIt free?

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

### Do SmoothTrack or ScaleIt have ads?

ScaleIt shows ads; SmoothTrack does not.

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

SmoothTrack ships an update every 4 months, and ScaleIt every 3 days. Most recently, SmoothTrack was updated on October 20, 2026 and ScaleIt on October 9, 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.*