sumFX
Not in any tracked top chart right now.
Updated 23 Oct 2026 · rankings refresh through the day
DeveloperOSC Audio
CategoryMusic
Price12.99 CAD
Released
Rating★ 0.0 (0)
Version1.1
Age rating4+
First seen by us
9 Oct 2026
9 Oct 2026Rating
0.0 ★
0 ratings
Measured
sumFX on the App Store
App details
App ID
6450494474
Publisher
OSC Audio LLC
On the store since
Jul 2023
3 years on the store
Minimum OS
iOS 12.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Size
46 MB
Also listed in
Entertainment
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
0.0 ★
0 ratings
Measured
Ratings
0
Measured
About sumFX
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 & 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, & Formant options).
-variMod - Multimode modulation FX with stereo offset (Chorus, Flanger, Vibrato, Phaser, Tremolo, & Auto Pan)
-EQuator - Full high quality EQ module (3 Parametric Bands, High/Low Shelf, & 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, & Full Control)
-powerPhase - Multimode Saturation, Utility Gain In/Out, Mono Maker, Channel msDelay, & Phase inverter.
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 & 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, & Formant options).
-variMod - Multimode modulation FX with stereo offset (Chorus, Flanger, Vibrato, Phaser, Tremolo, & Auto Pan)
-EQuator - Full high quality EQ module (3 Parametric Bands, High/Low Shelf, & 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, & Full Control)
-powerPhase - Multimode Saturation, Utility Gain In/Out, Mono Maker, Channel msDelay, & Phase inverter.
Latest updates
1.1
-Reorganized GUI for easier access of all available functions
-Added Drag & drop swap functionality for Slot FX
-Added Zoom + / - and Mono/Stereo options for Waveform view
-Quicker Preset Management (no more slow File Chooser!) & submenus for easier navigation
-All Factory Presets redesigned and new Presets added
-New “Smooth” Saturation mode in Utility for unique harmonic enhancement
-Improved downsampling algorithm for Bit Crusher in Utility
-Modulation FX improved response, increased range & BPM sync added to all modes
-Delay DSP redone for smoother, tape-style rate changes
-3 Reverb Modes Added Plate, Spring, Room (in addition to the original “Original”)
-Equalizer Gain, Frequency, & Q now assignable to LFO 1 & 2
-Dynamic Meter now shows GR (Gain Reduction) value
-General DSP overhaul for smoother parameter changes
-Completely refactored LFO section for better reliability
-Improved Utility Meter Module for RMS & Peak Value Display
-Fixed BPM calculations to be in real time & fixed triple/double value inconsistancies
-Fixed Dynamics potential to open with 0 Attack/Release causing no output
-Fixed Reverb GUI screen element centering going too far with larger size options.
-Fixed potential recall issues with Presets & Sessions (Warning! Older presets might need to be re-saved and might load slower the first time after update)
