Comparison

moodscaper vs GRFX

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

Head to head
About

moodscaper

This app generates unique, evolving ambient music for relaxation, study, or sleep. It can also function as a creative instrument for crafting atmospheric pads and effects, offering a dynamic and evocative soundscape.

Highlights
  • Generative atmospheric sample-based instrument
  • Sleep timer
  • Five scale-based moods
  • Variable dynamics
  • Four loopers with optional sync
  • Realtime auto-accompaniment
  • Effects section (filter, delay, reverb)
Read full description

"Part instrument, part interactive ambience, part subtly-changing New Age album, moodscaper's autoplay button is a wonderful introduction to its charms. With a single touch, it generates a musical artwork that's different every time." "A worthy and lush-sounding musical companion." ​ Sound On Sound Magazine - Aug 2016 Moodscaper is a generative music app and a great personal companion for studying, providing non-intrusive headphone music at work, relaxing, meditating and even sleeping. Just launch the app, tap automatic play, and moodscaper will produce melodic, atmospheric and evocative ambient music in a “light”, “dark”, “space”, "happy" or “sad” mood. Moodscaper is also an easy to use instrument for creating epic-sounding pads and effects as part of a larger iPad-based music-making setup. Main features: · Unique generative atmospheric sample-based instrument · Simple user interface · Sleep timer · Five scale-based moods · Variable dynamics - from mellow and sparse to full-on drama! · Four loopers with optional sync · Provides tasteful auto-accompaniment to your playing in realtime or in loops · Hints displayed on keys that should sound good with root notes or chords · Samples are randomly stacked for a bigger sound with more variation · Effects section with filter, dual-delay and reverb · Effects tweaks can be recorded in loopers · Additional 20 key instrument for each mood · IAA support (as a generator) with no special setup required *** Please note that this app is now in maintenance / bug fixes only mode as it relies on "deprecated" (by Apple) technology such as IAA. ***

About

GRFX

Transform ordinary audio into extraordinary sonic landscapes with real-time granular effects. Slice and reshape sound into evolving textures, rhythmic glitches, and haunting drones using an intuitive pitch controller and extensive modulation options.

Highlights
  • Granular engine for textures and rhythms
  • Harmonic Triangle pitch control
  • Multi-effect chain with probabilistic routing
  • Four self-modulating LFOs
  • Drag-and-drop modulation system
  • Rhythmic synchronization
Features
Read full description

GRFX is a powerful and creative granular effects processor that turns ordinary audio into extraordinary sonic landscapes. Slice your sound into grains and reshape them into evolving textures, shimmering chords, rhythmic glitches, haunting drones, and more. At the heart of GRFX is the Harmonic Triangle – an intuitive 3-way pitch controller that lets you morph simple tones into lush pads, arpeggiated patterns, or abstract gestures. Whether you’re aiming for organic soundscapes or synchronized stutters, GRFX gives you precise control over the flow of grains and modulation. Build complexity with four self-modulating LFOs, a multi-effect chain with probabilistic routing, and an elegant drag-and-drop modulation system. Shape your sound, modulate nearly every parameter, and sculpt immersive audio transformations in real time. Key Features: - Granular engine for creating textures, rhythms, chords, glitches, drones, ambiences, and more - Harmonic Triangle for 3-way pitch control, detuning, and microtonality - Built-in Chord Selector with 32 triads for instant harmonic richness - Grain envelope shaping for plucky, smooth, or abrupt grains - Buffer size, division, sync, and freeze controls - Rhythmic synchronization for tempo-synced effects and patterns - 4 LFOs with self-modulation and drag-and-drop assignment - Modulation panel & view mode for streamlined modulation management - 2 Multi-Effect slots (Filter, Distortion, Delay, Peak EQ, Chorus, Phaser, Bitcrusher, Reverb) with probability-based routing - Dedicated Send FX with Delay and Reverb in series or parallel mode - Flexible mixer section for sculpting wet/dry balance and routing AUv3 Audio Unit plugin – requires an AUv3-compatible host app such as Logic Pro, GarageBand, AUM, or Cubasis. Standalone version included.

Screenshots

moodscaper1 screens
GRFX4 screens

Verdict

The call

The clearest difference is update cadence: moodscaper at every 2 weeks against GRFX's every 2 months. moodscaper also leads on price ($1.99 vs $6.99) and review sentiment (94% vs 78%). On rating, ratings volume, ads and in-app purchases 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

moodscaper costs $1.99 and GRFX $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for moodscaper against 4.6 for GRFX. Both are backed by a comparable volume of ratings — 29 and 11 respectively. Written reviews are what separate them: 94% of moodscaper's written reviews are positive against 78% of GRFX's.

UpkeepUpdate frequency

moodscaper ships an update every 2 weeks, GRFX every 2 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
moodscaper versus GRFX: the parameters behind the verdict, then further details
ParametermoodscaperGRFX
Price$1.99 — better$6.99
Rating4.8 (29 ratings) — better4.6 (11 ratings)
Positive reviews94.0% of reviews — better77.8% of reviews
Number of ratings29 — better11
Update frequencyEvery 2 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size247 MB117 MB
Age rating4+4+
DeveloperRob JacksonImaginando Lda

Customer experience

moodscaper

All ratings29 ratings
Positive89.7%
Neutral6.9%
Negative3.4%
Written reviews50 reviews
Positive94.0%
Neutral4.0%
Negative2.0%

GRFX

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews9 reviews
Positive77.8%
Neutral0.0%
Negative22.2%

In-app purchases

None

moodscaper

No in-app purchases

None

GRFX

No in-app purchases

Questions

Is moodscaper free?
moodscaper costs $1.99, with no in-app purchases.
Is GRFX free?
GRFX costs $6.99, with no in-app purchases.
Which has better reviews, moodscaper or GRFX?
moodscaper is rated higher. moodscaper averages 4.8 out of 5 from 29 ratings, while GRFX averages 4.6 from 11 ratings.
Do moodscaper or GRFX have ads?
Neither moodscaper nor GRFX shows ads.
Which is updated more often, moodscaper or GRFX?
moodscaper ships an update every 2 weeks, and GRFX every 2 months. Most recently, moodscaper was updated on November 2, 2026 and GRFX on November 5, 2026.

Other comparisons