# Uber Synth vs TerribleSync

The clearest difference is price: TerribleSync at Free against Uber Synth's $3.99. TerribleSync also leads on rating (4.0 vs 2.0) and review sentiment (83% vs 50%). Uber Synth's advantage is update cadence (every 3 months vs every 35 months). On ads, in-app purchases and device support there is nothing between them.

TerribleSync is free to download; Uber Synth costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TerribleSync holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 50% of Uber Synth's written reviews are positive against 83% of TerribleSync's.

Uber Synth ships an update every 3 months, TerribleSync every 35 months. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Uber Synth | TerribleSync |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/uber-synth/id601766687/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/terriblesync/id1109759662/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 50.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 35 months |
| Monetization | Paid | **Free** |
| Size | 7 MB | 1 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Carlotto](https://appshunter.io/developer/293347135) | [Benjamin Roth](https://appshunter.io/developer/448057425) |

## What reviewers say

### Uber Synth

[App page](https://appshunter.io/ios/app/uber-synth/id601766687)

This app offers a polyphonic multi-timbral FM synthesizer for iOS devices. It features a triple-oscillator sound engine with five distinct multi-timbral options for creating evolving and complex soundscapes. Supports Audiobus for integration with other music apps.

**Highlights:** Polyphonic multi-timbral FM synthesizer, Triple-oscillator cross-modulated FM engine, Five multi-timbral options, Sound map and sound palettes, Evolving sound generation, Audiobus support

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Uber Synth free?

Uber Synth costs $3.99, with no in-app purchases.

### Is TerribleSync free?

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

### Which has better reviews, Uber Synth or TerribleSync?

TerribleSync is rated higher. Uber Synth averages 2.0 out of 5 from 1 ratings, while TerribleSync averages 4.0 from 4 ratings.

### Do Uber Synth or TerribleSync have ads?

Neither Uber Synth nor TerribleSync shows ads.

### Which is updated more often, Uber Synth or TerribleSync?

Uber Synth ships an update every 3 months, and TerribleSync every 35 months. Most recently, Uber Synth was updated on October 15, 2026 and TerribleSync on October 2, 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.*