# YBOS vs TC Tuner

The clearest difference is update cadence: TC Tuner at every 12 months against YBOS's every 24 months. YBOS's advantage is iOS requirement (9.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

YBOS ships an update every 24 months, TC Tuner every 12 months. The most recent releases landed on October 19, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | YBOS | TC Tuner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 12 months** |
| Size | 2 MB | 19 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [嘉伦 马](https://appshunter.io/developer/1338473406) | [Edelbrock Corp](https://appshunter.io/developer/1579096297) |

## What reviewers say

### YBOS

[App page](https://appshunter.io/ios/app/ybos/id1338473407)

**In-app purchases:** none


### TC Tuner

[App page](https://appshunter.io/ios/app/tc-tuner/id1579604513)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is YBOS free?

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

### Is TC Tuner free?

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

### Do YBOS or TC Tuner have ads?

Neither YBOS nor TC Tuner shows ads.

### Which is updated more often, YBOS or TC Tuner?

YBOS ships an update every 24 months, and TC Tuner every 12 months. Most recently, YBOS was updated on October 19, 2026 and TC Tuner on September 29, 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.*