Wave Sculptor vs RasterFX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wave Sculptor
Create unique wavetables by layering waveforms and applying modulation. Preview your sound in real-time and export professional WAV files for use in synthesizers. Sync your projects seamlessly across iPhone, iPad, and Mac.
- Layer multiple waveforms
- Per-layer controls
- Expressive parameter modulation
- Real-time audio preview
- Visual waveform display
- Export to WAV
- iCloud sync
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Wave Sculptor is a powerful wavetable creation tool for musicians, sound designers, and synthesizer enthusiasts. Design unique wavetables from scratch by layering waveforms and adding expressive modulation, then export them for use in your favorite software and hardware synthesizers. BUILD YOUR SOUND Start with classic waveforms — sine, triangle, saw, square, and noise — and layer them to create complex, evolving timbres. Each layer can have its own frequency multiplier, gain, phase, and stereo panning. Combine up to create rich, harmonically interesting wavetables. EXPRESSIVE MODULATION Bring your wavetables to life with parameter modulation. Animate gain, phase, pulse width, or pan using any waveform shape. Choose whether modulation cycles within each step or sweeps across the entire wavetable for dramatic timbral evolution. REAL-TIME PREVIEW Hear your creations instantly. Preview the full wavetable sweep or focus on individual steps. The visual waveform display shows exactly what you're building, with layer overlays so you can see how each element contributes to the whole. PROFESSIONAL EXPORT Export your wavetables as standard WAV files compatible with virtually any wavetable synthesizer. Choose from 44.1kHz, 48kHz, or 96kHz sample rates. Share directly to other apps or save to your preferred location. SEAMLESS SYNC Your wavetables automatically sync across iPhone, iPad, and Mac via iCloud. Start a design on your iPhone during your commute, refine it on your Mac in the studio, and your work is always up to date. FEATURES • Layer multiple waveforms: sine, triangle, saw, square, noise • Per-layer controls: gain, phase, pulse width, pan, frequency multiplier • Parameter modulation with customizable waveform, amount, and phase • Per-step or across-wavetable modulation modes • Mono and stereo wavetable support • Real-time audio preview • Visual waveform display with step navigation • Export to WAV at 44.1kHz, 48kHz, or 96kHz • iCloud sync across all devices • Native iPhone, iPad, and Mac experience Whether you're crafting evolving pads, aggressive leads, or experimental textures, Wave Sculptor gives you the tools to create wavetables that are uniquely yours.
RasterFX
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Make any sound move. RasterFX is a playable modular multi-effects processor for iPhone and iPad. Use it standalone with a microphone, an imported audio file or built-in signals — or load it as an AUv3 audio effect in AUM, GarageBand, Logic Pro for iPad, Loopy Pro, Cubasis and other Audio Unit hosts. BUILD YOUR EFFECT CHAIN Choose from Filter, Delay, Drive, Reverb, Grain, Repeat, Motion and Dynamics. Arrange up to six plates in series or split them into parallel A/B paths. Reorder the chain and the sound changes with it. MODULATE ANY CONTROL Patch LFOs, envelope followers, random and chaos sources, step sequencers, MIDI, macros, the XY pad or device tilt to any control. Create up to 16 modulation lines, with live arcs showing exactly how the sound is moving. PERFORM THE PATCH Morph between four snapshots on the XY pad. Turn eight macros. Hold four momentary throws for stutter, sweep, reverse and freeze. RasterFX is built to be played with one hand, not programmed and left alone. GENERATE, LOCK, EVOLVE Nudge a patch, reshape it or roll a new one. Lock the parts you want to keep, undo any result and save the seeds worth returning to. Evolve lets the patch drift over time while staying anchored to the sound you chose. SEE WHAT YOU HEAR Every effect has its own live visualizer. The CRT and halftone interface makes filters, delay taps, grains, dynamics and modulation visible without turning the screen into a wall of meters. RECORD THE RESULT Record the processed output to WAV, rename takes and share them from the app. FREE TO START. PRO ONCE. Free includes all eight effects, all modulation sources, every factory preset, three plates, four modulation lines and 60-second recordings. No ads, account, watermark or reduced audio quality. RasterFX Pro is a one-time purchase — not a subscription. It unlocks six plates, 16 modulation lines, split routing, XY snapshot morphing, Evolve, A/B compare, unlimited recording length and your own saved presets. Your saved sound always plays back exactly as created, even if it uses Pro features; Free limits editing, never playback. Made for headphones, late at night.
Screenshots
Verdict
Wave Sculptor and RasterFX are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Wave Sculptor sells 1 one-off in-app purchase and RasterFX sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Wave Sculptor | RasterFX |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Rocamr Labs, LLC | Chih Han Lin |
In-app purchases
Wave Sculptor
- Wave Sculptor Pro$4.99
RasterFX
- RasterFX Pro$3.99
Questions
Is Wave Sculptor free?
Is RasterFX free?
Do Wave Sculptor or RasterFX have ads?
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