Comparison

SpaceFields vs Replicant 3

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SpaceFields

Create evolving rhythmic soundscapes from any audio source. This app uses a loop-based system with dual loops, pitch shifting, and effects to generate ambient textures and rhythmic structures. Experiment with complex sound design using intuitive controls and randomization.

Highlights
  • Loop-based sound mangling
  • Dual loop recorder
  • Pitch shifting and effects
  • Convolution reverb with deep spaces
  • Rhythmic structure generation
  • Automation generators with randomization
  • Live and sample processing modes
Features
Read full description

Loop-based mangler effect to create slowly changing rhythmic sound structures in deep reverb space from any external sources or samples. Great for experimenting and designing ambient and noise backgrounds with rhythmic elements. The principle of the application is quite simple. It is based on a loop recorder with two loops. When one loop is recorded, the second is played back. When the loop recording stops, there is a smooth transition between them. Three separate outputs can playback the recorded loop with different pitches (speeds), each with its own effects and two automation generators. The mix of these outputs is fed to the convolution reverb. The reverb is packed with a set of long and deep sound spaces that create a blurry and ambient sound. But the main feature of this application is its well designed parameters that make it easy to experiment with a huge number of sound options using any source material from live instruments to synthesized sound. With just two parameters you can add complex rhythmic structures based on Euclidean rhythms, and easy-to-use automation generators with a randomize option to add variations to the sound, allowing you to modify parameters like an LFO or based on a given rhythm. The convolution reverb has advanced options with which you can change and extend the original reverb spaces. Even using the randomization options, in almost every case, you will get interesting and various soundscapes and textures. With these options it is very easy to create the basis for new unique presets. It only takes a little tweaking of some parameters to get impressive results. The loop recorder can be started and stopped manually or by input signal, can use fixed length or overwrite the loop while recording, and has the option for crossfade between the end and the beginning of the loop. All this makes it convenient for live use as well as when processing recorded material. As an extended option, you can use a special mode in which the application works as a direct effect, without the loop recorder. The special mode sampler is designed for quickly load samples and easy control of the application when used it live. This panel contains the input and output controls, essential controls of the loop recorder, and a large area with a recording counter, which is also used to start/stop the recorder. You can assign up to nine samples for fast loading into the loop, as well as save a recorded loop as a sample and to an external file. SpaceFields is a universal application for iOS and macOS. It can work on iPhone and iPad as well as Mac / MacBook with M1 chip (and later). SpaceFields works on iPhone and iPad standalone, as an Audio Unit or Inter-App Audio module, with supports Audiobus host app. On MacOS, SpaceFields can works both as a standalone application and as an Audio unit (AUv3) with DAWs and other hosts that support AUv3 plugins. All application features are available on iOS and macOS, including MIDI support (with a MIDI learn option), audio unit parameters and importing samples from any directory on device. SpaceFields has a built-in detailed description of all parameters also available as PDF file on the application site. Demos and previews: https://www.youtube.com/watch?v=cL1Dis3u0AQ https://www.youtube.com/watch?v=TpkWkc5I0uE https://www.youtube.com/watch?v=74LyfDM2dQM You can find more information on SpaceFields and other creative audio apps at: https://motion-soundscape.blogspot.com

About

Replicant 3

This real-time audio effect processor captures, loops, and mangles audio on the fly. It offers advanced sequencing with per-step probability and direction, alongside four distinct slice effects for creative sound design. Control dynamics with envelope crossfading and trigger slices manually or via MIDI.

Highlights
  • Real-time audio slicing and mangling
  • Advanced step sequencer (3-16 steps)
  • Four distinct slice effects (Stutter, Delay, Redukt, Ring Mod)
  • Envelope crossfading for dynamic control
  • Manual and MIDI triggering
  • Intuitive visual step sequencer interface
  • AUv3 compatible
Read full description

Replicant 3 is a real-time audio slicing and mangling effect, the third generation of the plugin that started the genre in 2007. Feed it any audio and Replicant's sequencer captures, loops, reverses, and re-slices it on the fly, layering in delay, filtering, panning, ring modulation, and bit-crushing to turn predictable tracks into something unpredictable. Version 3 is a ground-up rebuild with an all-new sequencer engine, expanded effects, and a redesigned interface that makes programming complex slice patterns fast and intuitive. SEQUENCER ENGINE Program 3 to 16 steps per measure with multiple step-size modes, from dotted notes through nontuplets. Build rhythmic patterns that go well beyond straight time. Per-step probability, direction (forward or reverse), and effect routing let you create patterns that evolve and surprise. FOUR SLICE EFFECTS The original Stutter capture-and-repeat is joined by three new modes. Delay adds rhythmic echoes to sliced audio. Redukt applies bit-crushing and sample-rate reduction for lo-fi destruction. Ring Mod adds metallic, inharmonic tonal coloring to any slice event. ENVELOPE CROSSFADING Smooth transitions or hard-gated rhythmic chops on every slice event. Control the attack and release shape of each captured buffer for precise dynamic control. MANUAL AND MIDI TRIGGER Bypass the sequencer entirely and fire slices on demand. Manual trigger mode works with touchscreens for live performance. MIDI trigger lets you drive Replicant from a controller, keyboard, or DAW automation. REDESIGNED INTERFACE A visual step sequencer puts your entire pattern on screen at once. Edit steps, assign effects, set probabilities, and adjust parameters without menu-diving. CROSS-PLATFORM PRESETS XML-based preset manager with presets compatible across all Audio Damage plugin formats and operating systems. SOUND DESIGN IDEAS Sequence stuttering vocal chops with per-step filter sweeps. Build glitched-out drum fills by randomizing slice direction and bit-crushing depth. Layer ring modulation on sustained pads for metallic, evolving textures. Use MIDI trigger mode to fire slices manually in a live set. Program polyrhythmic slice patterns with odd step counts against 4/4 time. Run full mixes through Replicant on a bus for controlled chaos breakdowns. AUv3 compatible. Runs standalone or hosted in AUM, ApeMatrix, Audiobus, Cubasis, GarageBand, and other AUv3 hosts on iOS 11 or newer. From Audio Damage, making creative software for discerning musicians since 2002.

Screenshots

SpaceFields4 screens

Verdict

The call

The clearest difference is update cadence: SpaceFields at every 2 months against Replicant 3's every 18 months. SpaceFields also leads on review sentiment (90% vs 67%) and device support (3 vs 1). Replicant 3's advantage is price ($4.99 vs $10.99). On ads, in-app purchases, monetization model and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

SpaceFields costs $10.99 and Replicant 3 $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SpaceFields ships an update every 2 months, Replicant 3 every 18 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

Scorecard4 real differences · 6 level
SpaceFields versus Replicant 3: the parameters behind the verdict, then further details
ParameterSpaceFieldsReplicant 3
Price$10.99$4.99 — better
Rating4.7 (47 ratings) — better—
Positive reviews90.5% of reviews — better66.7% of reviews
Number of ratings47 — better—
Update frequencyEvery 2 months — betterEvery 18 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS13.412.0 — better
Further details — not scored
Size132 MB27 MB
Age rating4+4+
DeveloperIgor VasilievAudio Damage, Inc.

Customer experience

SpaceFields

All ratings47 ratings
Positive91.5%
Neutral2.1%
Negative6.4%
Written reviews21 reviews
Positive90.5%
Neutral0.0%
Negative9.5%

Replicant 3

Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

SpaceFields

No in-app purchases

None

Replicant 3

No in-app purchases

Questions

Is SpaceFields free?
SpaceFields costs $10.99, with no in-app purchases.
Is Replicant 3 free?
Replicant 3 costs $4.99, with no in-app purchases.
Do SpaceFields or Replicant 3 have ads?
Neither SpaceFields nor Replicant 3 shows ads.
Which is updated more often, SpaceFields or Replicant 3?
SpaceFields ships an update every 2 months, and Replicant 3 every 18 months. Most recently, SpaceFields was updated on September 22, 2026 and Replicant 3 on September 9, 2026.

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