AUFX vs mLFO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AUFX
This app offers a high-quality, real-time reverb audio effect with a 32-bit DSP engine. It allows for extensive parameter tweaking to create a vast range of sounds, from small rooms to infinite spaces. The app supports hardware input/output and can process audio from other apps via Inter-App Audio or Audiobus.
- High quality 32-bit DSP engine
- Extensive parameter tweaking
- Built-in resonant filters
- Process hardware input/output
- Inter-App Audio and Audiobus support
- Save, load, and share presets
- MIDI controllable
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High quality real time reverb audio effect, for everything between small rooms, resonators, and infinitely large spaces. This app is the first in the AUFX series, a collection of simple and powerful audio effect apps. • High quality 32-bit DSP engine. • A multitude of parameters to tweak to get a wide range of sounds. • Built-in resonant filters. • Process hardware input/output. • Process other apps through Inter-App Audio or Audiobus (input/filter/output slots supported). • Save, load and share user presets. • Supports Audiobus2 state saving. • Comes with several bundled presets. • Fully MIDI controllable, including Virtual MIDI. • Background Audio. • Built-in lookahead limiter to prevent clipping. • Record the result directly in app. • Email recordings or export to AudioShare audio document manager app. • Access user presets and recordings through iTunes File Sharing.
mLFO
This app provides 16 programmable MIDI LFOs with extensive features for music production. It offers multiple parameters per LFO, independent output, and a wide rate range. It can be used as a standalone app or as an AUv3 plugin within compatible host applications.
- 16 programmable MIDI LFOs
- Multiple parameters per LFO
- Independent output and MIDI channel
- Wide rate range
- Custom shape creation (free and ADSR)
- 4 trigger modes including random retrigger
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*** Note *** Although mLFO can run as a stand-alone app, the recommended way to use it is as an AUv3 plugin from inside a suitable AU Host app, such as AUM, AudioBus, Cubasis etc. mLFO AUv3 is a set of 16 programmable MIDI LFOs with a extensive set of features: - Multiple parameters per LFO, including variability. - Independent output and MIDI channel per LFO. - Wide rate range, from 1/128 to 130442 beats. - 9 factory and 16 user shapes. - Custom shapes: free and ADSR. - 4 trigger modes, including random retrigger (every incoming note triggers a random LFO). - MIDI Thru. mLFO uses parts of the following copyrighted material, the use of which is hereby acknowledged. LICENCES AudioKit The MIT License (MIT) Copyright (c) 2016 Aurelius Prochazka Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Screenshots
Verdict
The clearest difference is rating: AUFX at 4.8 against mLFO's 4.5. AUFX also leads on price ($4.99 vs $5.99) and iOS requirement (9.0 vs 15.6). On review sentiment, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
AUFX costs $4.99 and mLFO $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
AUFX holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 28 and 19 respectively. Written reviews point the same way: 85% of AUFX's written reviews are positive against 80% of mLFO's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.
| Parameter | AUFX | mLFO |
|---|---|---|
| Price | $4.99 — better | $5.99 |
| Rating | 4.8 (28 ratings) — better | 4.5 (19 ratings) |
| Positive reviews | 85.3% of reviews — better | 80.0% of reviews |
| Number of ratings | 28 — better | 19 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Kymatica AB | Axart Labs OU |
Customer experience
AUFX
mLFO
Bugs and requests
AUFX
Reported bugs
2 issues- App does not work on iPhone 7
- New version crashes when loading presets
Requested features
3 requests- AUv3 support
- More tutorial content
- Improved bundle pricing
mLFO
Not enough reviews yet to summarise bugs or requests.
In-app purchases
AUFX
No in-app purchases
mLFO
No in-app purchases









