# TerribleSync vs Vocal Pitch Check

The clearest difference is price: TerribleSync at Free against Vocal Pitch Check's $0.99. TerribleSync also leads on iOS requirement (12.0 vs 26.0). Vocal Pitch Check's advantage is update cadence (monthly vs every 35 months). On ads, in-app purchases and device support there is nothing between them.

TerribleSync is free to download; Vocal Pitch Check costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TerribleSync ships an update every 35 months, Vocal Pitch Check monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TerribleSync | Vocal Pitch Check |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/terriblesync/id1109759662/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Monthly** |
| Monetization | Free | — |
| Size | 1 MB | 3 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Roth](https://appshunter.io/developer/448057425) | [Nicolas Fumasoni](https://appshunter.io/developer/6781866304) |

## What reviewers say

### TerribleSync

[App page](https://appshunter.io/ios/app/terriblesync/id1109759662)

Control the tempo of music hardware like synthesizers and drum machines using your iPhone or iPad. Features include tap tempo, precise dial adjustment, and buttons for performance effects. Requires a 3.5mm audio cable for connection.

**Highlights:** Tap tempo, Rotary tempo dial, Pause/mute button, Performance effect buttons, Clear interface, Open source project

**Features:** macOS Compatibility

**In-app purchases:** none


### Vocal Pitch Check

[App page](https://appshunter.io/ios/app/vocal-pitch-check/id6781866302)

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

**In-app purchases:** none


## Frequently asked questions

### Is TerribleSync free?

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

### Is Vocal Pitch Check free?

Vocal Pitch Check costs $0.99, with no in-app purchases.

### Do TerribleSync or Vocal Pitch Check have ads?

Neither TerribleSync nor Vocal Pitch Check shows ads.

### Which is updated more often, TerribleSync or Vocal Pitch Check?

TerribleSync ships an update every 35 months, and Vocal Pitch Check monthly. Most recently, TerribleSync was updated on October 24, 2026 and Vocal Pitch Check on October 25, 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.*