# FAC Bandit vs sumFX

The clearest difference is review sentiment: FAC Bandit at 90% against sumFX's 55%. FAC Bandit also leads on rating (4.9 vs 4.4) and ratings volume (57 vs 12). sumFX's advantage is in-app purchases (none vs 5). On price, update cadence, ads and device support there is nothing between them.

FAC Bandit costs $9.99 and sumFX $9.99 up front. FAC Bandit sells 5 one-off in-app purchases. sumFX asks for nothing beyond the download.

FAC Bandit holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 57 and 12 respectively. Written reviews point the same way: 90% of FAC Bandit's written reviews are positive against 55% of sumFX's.

FAC Bandit ships an update every 4 months, sumFX every 6 months. The most recent releases landed on September 18, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | FAC Bandit | sumFX |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[4.9 (57 ratings)](https://appshunter.io/ios/app/fac-bandit/id1458633968/reviews)** | [4.4 (12 ratings)](https://appshunter.io/ios/app/sumfx/id6450494474/reviews) |
| Number of ratings | **57** | 12 |
| Positive reviews | **90.2% of reviews** | 54.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 3 MB | 44 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Corvest](https://appshunter.io/developer/1230164765) | [OSC Audio](https://appshunter.io/developer/1693533681) |

## What reviewers say

### FAC Bandit

[App page](https://appshunter.io/ios/app/fac-bandit/id1458633968)

This app is a multiband audio effect processor that splits your audio into three frequency bands. Each band can be processed independently with its own effect, allowing for detailed sound sculpting and unique sonic transformations. It offers built-in effects and expandable options for creative audio manipulation.

**Highlights:** 3-Band multi effects processor, Independent effects per band, Built-in Saturator, Lofi, Ring Modulator, Expandable effects via In-App Purchase, Frequency isolator equalizer, Adjustable crossover points with slope control, Separate Dry/Wet output controls

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Multiband Delays | $1.99 | one-time |
| Multiband Reverbs | $1.99 | one-time |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $14.99 | 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 FAC Bandit free?

FAC Bandit costs $9.99, and also offers in-app purchases.

### Is sumFX free?

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

### Which has better reviews, FAC Bandit or sumFX?

FAC Bandit is rated higher. FAC Bandit averages 4.9 out of 5 from 57 ratings, while sumFX averages 4.4 from 12 ratings.

### Do FAC Bandit or sumFX have ads?

Neither FAC Bandit nor sumFX shows ads.

### Which is updated more often, FAC Bandit or sumFX?

FAC Bandit ships an update every 4 months, and sumFX every 6 months. Most recently, FAC Bandit 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.*