# SUS4 Tuner vs iTuner Pro

The clearest difference is in-app purchases: iTuner Pro at none against SUS4 Tuner's 5. SUS4 Tuner's advantage is update cadence (every 9 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SUS4 Tuner sells 5 in-app purchases, starting at $0.99 per month. iTuner Pro asks for nothing beyond the download.

SUS4 Tuner ships an update every 9 days, iTuner Pro monthly. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SUS4 Tuner | iTuner Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Size | 20 MB | 8 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ThePaulSmith](https://appshunter.io/developer/319584506) | [培亮 王](https://appshunter.io/developer/1633885908) |

## What reviewers say

### SUS4 Tuner

[App page](https://appshunter.io/ios/app/sus4-tuner/id6777229810)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SUS4 Tuner Pro Monthly | $0.99 | per month |
| SUS4 Suite (all 24 apps) | $4.99 | per month |
| SUS4 All-Access | $4.99 | per month |
| Lifetime Unlock (All Apps) | $59.99 | one-time |
| SUS4 Tuner Lifetime | $59.99 | one-time |


### iTuner Pro

[App page](https://appshunter.io/ios/app/ituner-pro/id6782375815)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SUS4 Tuner free?

SUS4 Tuner is free to download, with in-app purchases available.

### Is iTuner Pro free?

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

### Do SUS4 Tuner or iTuner Pro have ads?

Neither SUS4 Tuner nor iTuner Pro shows ads.

### Which is updated more often, SUS4 Tuner or iTuner Pro?

SUS4 Tuner ships an update every 9 days, and iTuner Pro monthly. Most recently, SUS4 Tuner was updated on October 7, 2026 and iTuner Pro on September 30, 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.*