Comparison

Loopfield vs Prism MIDI Sequencer

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

Head to head
About

Loopfield

Capture ambient sounds with your device and transform them into unique, evolving loops using real-time granular effects. Import your own beats to preview how your creations will sound in a full track. Export your processed loops for use in larger digital audio workstation projects.

Highlights
  • Continuous ambient sound recording
  • Automatic loop generation
  • Real-time granular effects
  • Import custom beats for preview
  • Touchable amplitude envelope
  • Export loops in WAV format
Features
Read full description

Plug your headphones into your iPhone and wander in the streets to catch noises, voices, and horns. The app is continuously recording sounds around you and automatically generates loops. Those loops are processed in real time by granular effects that transform them on the fly. To get a sense of what the recording will sound like when immersed in a track, you can import and play your own premade beat. Once you’re happy with it, you can export the loop to incorporate it into a larger DAW-based project. Feature list - Designed exclusively for iPhone and iPad - Slick native UI - Continuous recording of the surrounding sounds - Loops generated from the recordings, automatically updated each four bars - Four different effect sets to sculpt the generated loops in real time - Effects based on granular synthesis - Importation of drum loops from iCloud, Dropbox, AudioCopy, AudioShare, Mail, Airdrop and more to get an sense of the generated loops in a full audio track context - Touchable amplitude envelope to easily shape the sound - Sound export in .wav format

About

Prism MIDI Sequencer

This app is a powerful 16-track MIDI step sequencer designed for iOS devices. It allows users to create complex musical patterns with high resolution, elastic timing, and per-step control. It integrates with external synths and samplers, offering extensive features for melody, harmony, and drum sequencing.

Highlights
  • 16-track AUv3 MIDI step sequencer
  • High resolution and elastic timing
  • Per-step control and step FX
  • Scale modes and flow modes for tonal tracks
  • 16 mini-sequencers per drum track
  • LFOs, arpeggiator, and generative tools
  • Scene and mute profile performance modes
Read full description

Prism is a 16-track AUv3 MIDI step sequencer for iPhone and iPad that turns sparks of inspiration into living, breathing music. It’s built for touch and flow—pair it with your favorite synths, samplers, drum apps, and gear. Key Features ------------- [ Sequencing Engine ] ---------------------- - High resolution: 1/32 steps, up to 512 trigs/pattern, swing, polyphony, micro-timing per step - Elastic timing: per-sequence lengths plus smooth speed changes for real polyrhythm/polymeter - Per-step control: parameter locks and Step FX - Playback modes: Standard, Overlap, Trig Legato, Drone - Capture everything: live record with quantize, retroactive recording (always listening), and tap-in steps - Human feel & probability: Chance, Every, Hold, Range, Accent [ Tonal Tracks (Melody & Harmony) ] ------------------------------------ - Always in key: scale modes across the app (use built-in scales or create your own) - Note input modes: Poly, Chord Simple, Chord Multi, Chord Blocks - Flow modes (musical logic): Standard, Peek, Echo, Melt, Mirror - Per-Trig Step FX: Velocity, Pitch, Ratchet, Strum - Multi-Seq: 4 independent sequencers per tonal track to weave interlocking parts - Import and edit .MIDI files [ Drum Tracks (Kits & Samplers) ] ---------------------------------- - 16 mini-sequencers per drum track with independent settings, FX, and controls - Modular linking, advanced layering, and Drum↔Tone interactions for shared timing tricks - Drum profiles for fast kit routing and universal connectivity - Per-Trig Step FX (drum): Velocity, Length, Ratchet, Flam [ Modulation, Generative & Creative Tools ] ------------------------------------------- - 6 LFOs per track (track-tied and CC-tied) for tempo-synced movement and evolving patterns - Per-track/pattern 16-step Arpeggiator—from classic to experimental - Harmonizer and Hue Sequencer for chord color and phrase rotation - Tape-style MIDI Slicer & Looper (per track/pattern) for instant remixing - Smart randomizers: one-tap generation for drum patterns, sequences, and fx. [ Performance, Workflow & UI ] ------------------------------ - Scenes, mute profiles, and bar looper to play, capture, and perform. - Fast edits: copy, paste, multi-select, quick duplicate - Multi-touch keypad matrix & sequencer for hands-on control - Light & Dark themes - Host-aware saving (internal presets + AUv3 state) [ Hardware & Host Integration ] ------------------------------- - Deep, bi-directional control for Novation Launchpad (Pro, Mk3, Mini, X) and Launchkey Mini MK4 with LED feedback & mappings - External MIDI in/out/thru, per-track channel routing - AUv3 works in leading hosts (e.g., AUM, Logic Pro for iPad) [ Timing & Specs ] ------------------- - High-precision engine: 480 PPQN for tight playback at any tempo - iPhone & iPad AUv3 (MIDI-only; no built-in sounds) ---------- Find more info at sites.google.com/view/prism-midi-sequencer/home Happy creating, y’all. —A Mortal Mage

Screenshots

Loopfield4 screens
Prism MIDI Sequencer4 screens

Verdict

The call

The clearest difference is price: Loopfield at $4.99 against Prism MIDI Sequencer's $19.99. Loopfield also leads on in-app purchases (none vs 5) and iOS requirement (13.0 vs 16.0). Prism MIDI Sequencer's advantage is rating (4.8 vs 4.5) and update cadence (every 2 weeks vs every 2 months). On review sentiment, ratings volume, ads and device support 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

Loopfield costs $4.99 and Prism MIDI Sequencer $19.99 up front. Prism MIDI Sequencer sells 5 one-off in-app purchases. Loopfield asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Prism MIDI Sequencer holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 19 and 33 respectively. Written reviews complicate that: 89% of Loopfield's written reviews are positive against 86% of Prism MIDI Sequencer's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Loopfield ships an update every 2 months, Prism MIDI Sequencer every 2 weeks. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard6 real differences · 4 level
Loopfield versus Prism MIDI Sequencer: the parameters behind the verdict, then further details
ParameterLoopfieldPrism MIDI Sequencer
Price$4.99 — better$19.99
Rating4.5 (19 ratings)4.8 (33 ratings) — better
Positive reviews88.9% of reviews — better85.7% of reviews
Number of ratings1933 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.0
Further details — not scored
Size52 MB55 MB
Age rating4+4+
DeveloperQuentin HoubenTyler Quatraro

Customer experience

Loopfield

All ratings19 ratings
Positive84.2%
Neutral10.5%
Negative5.3%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

Prism MIDI Sequencer

All ratings33 ratings
Positive93.9%
Neutral3.0%
Negative3.0%
Written reviews21 reviews
Positive85.7%
Neutral4.8%
Negative9.5%

In-app purchases

None

Loopfield

No in-app purchases

5 purchases

Prism MIDI Sequencer

One-time5
  • LFO Extension$4.99
  • Step FX$4.99
  • Multi-Sequencer [Tone Tracks]$4.99
Show 2 more
  • Launchkey Mini MK4 Control$4.99
  • Euclidean Sequencer Extension$4.99

Questions

Is Loopfield free?
Loopfield costs $4.99, with no in-app purchases.
Is Prism MIDI Sequencer free?
Prism MIDI Sequencer costs $19.99, and also offers in-app purchases.
Which has better reviews, Loopfield or Prism MIDI Sequencer?
Prism MIDI Sequencer is rated higher. Loopfield averages 4.5 out of 5 from 19 ratings, while Prism MIDI Sequencer averages 4.8 from 33 ratings.
Do Loopfield or Prism MIDI Sequencer have ads?
Neither Loopfield nor Prism MIDI Sequencer shows ads.
Which is updated more often, Loopfield or Prism MIDI Sequencer?
Loopfield ships an update every 2 months, and Prism MIDI Sequencer every 2 weeks. Most recently, Loopfield was updated on October 15, 2026 and Prism MIDI Sequencer on October 14, 2026.

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