# SmashCut Visual Synth vs sumFX

The clearest difference is review sentiment: SmashCut Visual Synth at 100% against sumFX's 55%. SmashCut Visual Synth also leads on price (Free vs $9.99) and rating (4.9 vs 4.4). sumFX's advantage is in-app purchases (none vs 1) and update cadence (every 6 months vs every 40 months). On ratings volume, ads, device support and iOS requirement there is nothing between them.

SmashCut Visual Synth is free to download; sumFX costs $9.99 up front. SmashCut Visual Synth sells 1 one-off in-app purchase. sumFX asks for nothing beyond the download.

SmashCut Visual Synth holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 14 and 12 respectively. Written reviews point the same way: 100% of SmashCut Visual Synth's written reviews are positive against 55% of sumFX's.

SmashCut Visual Synth ships an update every 40 months, sumFX every 6 months. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | SmashCut Visual Synth | sumFX |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.9 (14 ratings)](https://appshunter.io/ios/app/smashcut-visual-synth/id1493237895/reviews)** | [4.4 (12 ratings)](https://appshunter.io/ios/app/sumfx/id6450494474/reviews) |
| Number of ratings | **14** | 12 |
| Positive reviews | **100.0% of reviews** | 54.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 6 months** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 1 MB | 44 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Secret Base Design](https://appshunter.io/developer/413007812) | [OSC Audio](https://appshunter.io/developer/1693533681) |

## What reviewers say

### SmashCut Visual Synth

[App page](https://appshunter.io/ios/app/smashcut-visual-synth/id1493237895)

Control video playback and transformations using MIDI messages, similar to how musicians control audio samplers. Set cue points, trigger playback, and manipulate video in real-time for presentations, live streaming, or creative video art.

**Highlights:** Load and cue video from camera roll, Control playback with MIDI notes, Transform video with MIDI CC messages, Built-in MIDI controller for second device, Wi-Fi based device connection, Universal app for iOS and Mac

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Watermark Removal | Free | one-time |


### sumFX

[App page](https://appshunter.io/ios/app/sumfx/id6450494474)

This app is a versatile audio effects processor for musicians. It offers a modular design with multiple high-quality FX modules and customizable slots, allowing for quick creation of unique sounds. Focus on your music with intuitive controls and visual feedback.

**Highlights:** Modular multi-FX processor, 8 high-quality FX modules, 8 FX slots with Wet/Dry control, 2 LFOs per slot, 50+ cross-platform presets, Pre/post waveform view

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

**In-app purchases:** none


## Frequently asked questions

### Is SmashCut Visual Synth free?

SmashCut Visual Synth is free to download, with in-app purchases available.

### Is sumFX free?

sumFX costs $9.99, with no in-app purchases.

### Which has better reviews, SmashCut Visual Synth or sumFX?

SmashCut Visual Synth is rated higher. SmashCut Visual Synth averages 4.9 out of 5 from 14 ratings, while sumFX averages 4.4 from 12 ratings.

### Do SmashCut Visual Synth or sumFX have ads?

Neither SmashCut Visual Synth nor sumFX shows ads.

### Which is updated more often, SmashCut Visual Synth or sumFX?

SmashCut Visual Synth ships an update every 40 months, and sumFX every 6 months. Most recently, SmashCut Visual Synth was updated on September 18, 2026 and sumFX on September 7, 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.*