---
title: "sumFX - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "sumFX is a modular multi-FX processor for Mac/PC and iOS. Designed with simplicity in mind, to help keep you focused on the music and the sum of your efforts.  Packed with 8 high quality FX modules an"
---

# sumFX — United States
> Modular Multi-FX Processor

![sumFX App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/9b/da/05/9bda05ca-a555-6db9-e40b-3aee88865666/AppIcon-0-0-1x_U007emarketing-0-7-0-85-220.png/400x400bb.png)

**Developer:** [OSC Audio](https://apptail.io/developer/osc-audio-EpEb)
**Category:** Music
**Rating:** 4.4/5 (12 ratings)
**Price:** $9.99
**Bundle ID:** com.oscaudio.sumFX
**Store:** Apple App Store
**Country:** United States
**Version:** 1.1 (released 2024-07-16)
**Original Release:** 2023-07-15

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6450494474)
**AppTail Page:** [https://apptail.io/app/sumfx-mdZm/united-states](https://apptail.io/app/sumfx-mdZm/united-states)

## sumFX Description
sumFX is a modular multi-FX processor for Mac/PC and iOS. Designed with simplicity in mind, to help keep you focused on the music and the sum of your efforts.

Packed with 8 high quality FX modules and an available 8 slots, each loaded with Wet/Dry control, Global Wet/Dry, and 2 LFOs per slot, creating new unique sounds is quick and easy.

50+ cross-platform slot &amp; chain presets are included to get you to any sound you need quickly and we’ve packed in an easy to use pre/post waveform view to help keep you focused on the result of your FX.

Modules:
-syncDynamics - Multimode dynamic FX with BPM sync attack/release (Noise Gate, Expander, Compressor, Limiter)
-stereoFilter - Stereo filter with link or individual channel controls (LPF12, HPF12, BPF12, LPF24, HPF24, BPF24, Notch, &amp; Formant options).
-variMod - Multimode modulation FX with stereo offset (Chorus, Flanger,  Vibrato, Phaser, Tremolo,  &amp; Auto Pan)
-EQuator - Full high quality EQ module (3 Parametric Bands, High/Low Shelf, &amp; HPF/LPF).
-frostReverb - Multi-Mode (Original, Plate, Spring, Room) Stereo Reverb. 
-bucketDelay - Stereo Analog Style Delay with individual channel control.
-variPitch - Stereo Pitch Shifter with 3X Modes (Doubler, Harmonizer, &amp; Full Control)
-powerPhase - Multimode Saturation, Utility Gain In/Out, Mono Maker, Channel msDelay, &amp; Phase inverter.

## sumFX Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/95/26/90/9526906b-c22d-3423-cb89-2c5dc81e5aa3/d0263a00-da3d-48f4-a3bd-f0e7002cc672_iPhone_Preview_2__U2013_1.png/2208x1242.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/60/b7/17/60b7175e-7ecb-3fb9-6b1d-76959891d000/572d3d5b-102a-4dfb-9094-0950d0d431aa_iPhone_Preview_1__U2013_1.png/2208x1242.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/1e/41/f6/1e41f65c-8300-03d5-0518-5ef452ba855d/529d25b3-35fa-405e-b2f3-43903187806c_iPhone_Preview_3__U2013_1.png/2208x1242.png)

## sumFX Rating Breakdown in United States
- 5 stars: 8 (67%)
- 4 stars: 2 (17%)
- 3 stars: 1 (8%)
- 2 stars: 1 (8%)
- 1 stars: 0 (0%)

## sumFX Reviews in United States

### ***-- "Could use apple silicon optimization."
Update to perform better on apple silicon please!
-- Lan18, 2024-08-09

### ***** "I use this all the time."
This is one of those apps that I always go to. There are apps you buy and just forget about them after awhile. That’s not the case with this one. I can’t wait to see what OSC Audio comes with next. Please make some instrument apps like a synth or a drum app. I know you can make something great.
-- B-Bop ENe, 2023-11-26

### ***** "Thanks for updating"
Now it is great. Thanks for doing the updates.\ and responding. Now can use it in a way that is doable since there are loaded presets.  Tried changing to 5 stars hope it worked.
-- hyperfocusmusic, 2023-08-29

### ***** "Read description!"
I’m editing the previous review, actually I don’t think I need the manual anymore, it’s just a couple of pages of description that’s it, just realised, it’s the sound that matters, doesn’t matter what or where it’s inspired from, from a very pragmatist point of view.

So, here comes the new king of the iOS, 
All hail the the king! 
The king has arrived!
All hail the king!

With love and lots of respect and hugs, 
welcome, Sire!

This was the previous review, please kindly ignore this to save up your precious time brother

“I know you’ve been working hard, with passion and sincerity, but the thing I want to point out, or a question to ask. What is the purpose for the manual you’ve come up with, even with putting my all biases on your side, the manual doesn’t have any real information regarding the app, what kind of modules , their emulation background, at the very least the hardware inspiration behind the emulations, I mean I could go on. This manual is going to have a great impact on your reputation. Please, my friend, don’t take this personally, consider this a friend who truly cares about another friend of his, and suggest him to only help him. He who always praises you, beware of them. Only true friends will tell your lacking to you, no other entity will do that. With kind regards. Giving 5 stars , just to show respect for the hard work, and artistic creativity you’ve put into this bomb of an app.”
-- Deathrow Inmates, 2023-07-25

### **--- "Ehhhhh - needs improvement"
Sound quality is alright. The UI seems to suffer some lag from when you move the knobs to actually hearing the change. I feel like I can get most of these sounds in higher quality from other plugins, but it could be useful if they add some more algorithms, better reverbs, etc.
-- mikenoface, 2023-07-19

[View all sumFX reviews and detailed analytics on AppTail](https://app.apptail.io/signup?utm_campaign=ai-crawl&amp;utm_content=reviews)




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## sumFX Available In
- [United States](https://apptail.io/app/sumfx-mdZm/united-states)
- [United Kingdom](https://apptail.io/app/sumfx-mdZm/united-kingdom)
- [Germany](https://apptail.io/app/sumfx-mdZm/germany)
- [Spain](https://apptail.io/app/sumfx-mdZm/spain)
- [Poland](https://apptail.io/app/sumfx-mdZm/poland)
- [Portugal](https://apptail.io/app/sumfx-mdZm/portugal)
- [Japan](https://apptail.io/app/sumfx-mdZm/japan)
- [South Korea](https://apptail.io/app/sumfx-mdZm/south-korea)
- [Russia](https://apptail.io/app/sumfx-mdZm/russia)
- [Australia](https://apptail.io/app/sumfx-mdZm/australia)
- [Finland](https://apptail.io/app/sumfx-mdZm/finland)
- [Italy](https://apptail.io/app/sumfx-mdZm/italy)
- [Czechia](https://apptail.io/app/sumfx-mdZm/czechia)
- [Denmark](https://apptail.io/app/sumfx-mdZm/denmark)
- [Dominican Republic](https://apptail.io/app/sumfx-mdZm/dominican-republic)
- [Algeria](https://apptail.io/app/sumfx-mdZm/algeria)
- [Ecuador](https://apptail.io/app/sumfx-mdZm/ecuador)
- [Egypt](https://apptail.io/app/sumfx-mdZm/egypt)
- [France](https://apptail.io/app/sumfx-mdZm/france)
- [Greece](https://apptail.io/app/sumfx-mdZm/greece)
- [Hong Kong SAR China](https://apptail.io/app/sumfx-mdZm/hong-kong)
- [Croatia](https://apptail.io/app/sumfx-mdZm/croatia)
- [Hungary](https://apptail.io/app/sumfx-mdZm/hungary)
- [Indonesia](https://apptail.io/app/sumfx-mdZm/indonesia)
- [Ireland](https://apptail.io/app/sumfx-mdZm/ireland)
- [Israel](https://apptail.io/app/sumfx-mdZm/israel)
- [India](https://apptail.io/app/sumfx-mdZm/india)
- [Kuwait](https://apptail.io/app/sumfx-mdZm/kuwait)
- [Kazakhstan](https://apptail.io/app/sumfx-mdZm/kazakhstan)
- [Lebanon](https://apptail.io/app/sumfx-mdZm/lebanon)
- [Lithuania](https://apptail.io/app/sumfx-mdZm/lithuania)
- [Luxembourg](https://apptail.io/app/sumfx-mdZm/luxembourg)
- [Mexico](https://apptail.io/app/sumfx-mdZm/mexico)
- [Malaysia](https://apptail.io/app/sumfx-mdZm/malaysia)
- [Nigeria](https://apptail.io/app/sumfx-mdZm/nigeria)
- [Netherlands](https://apptail.io/app/sumfx-mdZm/netherlands)
- [Norway](https://apptail.io/app/sumfx-mdZm/norway)
- [New Zealand](https://apptail.io/app/sumfx-mdZm/new-zealand)
- [Peru](https://apptail.io/app/sumfx-mdZm/peru)
- [Philippines](https://apptail.io/app/sumfx-mdZm/philippines)
- [Pakistan](https://apptail.io/app/sumfx-mdZm/pakistan)
- [Romania](https://apptail.io/app/sumfx-mdZm/romania)
- [Saudi Arabia](https://apptail.io/app/sumfx-mdZm/saudi-arabia)
- [Sweden](https://apptail.io/app/sumfx-mdZm/sweden)
- [Singapore](https://apptail.io/app/sumfx-mdZm/singapore)
- [Slovakia](https://apptail.io/app/sumfx-mdZm/slovakia)
- [Thailand](https://apptail.io/app/sumfx-mdZm/thailand)
- [Türkiye](https://apptail.io/app/sumfx-mdZm/turkey)
- [Taiwan](https://apptail.io/app/sumfx-mdZm/taiwan)
- [Ukraine](https://apptail.io/app/sumfx-mdZm/ukraine)
- [Uzbekistan](https://apptail.io/app/sumfx-mdZm/uzbekistan)
- [Vietnam](https://apptail.io/app/sumfx-mdZm/vietnam)
- [United Arab Emirates](https://apptail.io/app/sumfx-mdZm/united-arab-emirates)
- [South Africa](https://apptail.io/app/sumfx-mdZm/south-africa)
- [Argentina](https://apptail.io/app/sumfx-mdZm/argentina)
- [Austria](https://apptail.io/app/sumfx-mdZm/austria)
- [Azerbaijan](https://apptail.io/app/sumfx-mdZm/azerbaijan)
- [Belgium](https://apptail.io/app/sumfx-mdZm/belgium)
- [Brazil](https://apptail.io/app/sumfx-mdZm/brazil)
- [Belarus](https://apptail.io/app/sumfx-mdZm/belarus)
- [Canada](https://apptail.io/app/sumfx-mdZm/canada)
- [Switzerland](https://apptail.io/app/sumfx-mdZm/switzerland)
- [Chile](https://apptail.io/app/sumfx-mdZm/chile)
- [China](https://apptail.io/app/sumfx-mdZm/china)
- [Colombia](https://apptail.io/app/sumfx-mdZm/colombia)

---

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