iPulsaret vs rrarrow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iPulsaret
This app offers a real-time granular synthesis playground for iPad, generating diverse audio effects. It provides extensive control over grain parameters and includes a post-effects chain. Users can shape sounds, manipulate live input, and save presets.
- Real-time granular synthesis
- Live input manipulation
- Grain control and shaping
- Post FX chain (Echo, Reverb, Filters)
- Snapshot presets morphing pad
- AUv3 support
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iPulsaret is rated as a Killer App by Apps4iDevices. iPulsaret is a new real-time software capable of all time-domain varieties of granular synthesis. A genuine granular playground able to generate a wide range of usual and not so usual effects: Grainlet, Trainlet, FM, time/pitch shifting, time/pitch jittering, intricate textures, grain fountain/pulverizer, Live Input manipulation and many more. Control and shape grains, anytime, anywhere with iPulsaret for iPad. - Full AUv3 support - 32 Polyphony Voices - Granulation Sources: Wave, Trainlet, Sample, Live and Harmonic - Grain Envelope Deformation - Grain Glisson Sweep - Grainlet Linkage - ADSR Note Envelope - Snapshots Presets Morphing Pad - Sharing common audio files via iTunes, Dropbox AudioCopy etc... - Post FX chain: Echo, Ring Modulation, Lowpass Ladder and High Shelf filters, Reverb FDN and Dynamic Compressor/Expander - Capture Master Audio Output - Keyboard Musical Scales, up to 35 + User Defined Scale - etc...
rrarrow
Create experimental audio effects with extended feedback capabilities. This modular noise machine offers a simplified interface for fast assembly and flexible connectivity, allowing you to control processing parameters with the audio signal itself.
- Modular audio effect processing
- Extended feedback capabilities
- 20 audio processing blocks
- Built-in audio recorder
- MIDI controller support
- Audiobus and Inter-App Audio support
- Background audio playback
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rrarrow is the experimental noise machine / modular audio effect for the iOS featuring extended feedback capabilities. Key features: - Simplicity. The interface is simplified for faster assembly and more flexible connectivity — you can assemble your effect very fast and control all the processing parameters with the audio signal! - Feedback capabilities. You can add feedbacks to the audio chain to get some chaotic noise sounds . - 20 blocks for audio processing: - Sine generator. Basic oscillator with sine waveform - Saw and square oscillators - Signal multiplier - Delay - Frequency shifter - Envelope follower - “Lorenz attractor” - Quantizer - Sample-and-hold - Reverb - Special Lowpass filter - Clipper - Nonlinear shaper (for self-oscillating circuit) - two special waveshaping modules with “fold” and “wrap” distortion blocks that work with audiofiles: - lookup table. Loads up to 10 seconds of audiofile to be used as nonlinear transfer function - Players with/without interpolation and speed control - "scrub" block for semi-random granular file playback - Built-in audio recorder. Share the audio file to other applications or AudioShare. - MIDI support! Assign MIDI controllers to all faders. Supports network midi and has a virtual MIDI in. - Audiobus support. Now you can stream live audio directly to other Audiobus-compatible apps! See http://audiob.us for more information. Works as input and filter. - Audiobus state saving support - Inter-App Audio support - Background audio support: enabled when connected to Audiobus and user switchable otherwise. The 'background audio" switch is located in app's "settings" page iPad2/iPhone4S or newer is recommended for complex presets this app is optimized for iPad and iPhone 5 To get started please watch the tutorial videos on the website and read the user guide inside the app
Screenshots
Verdict
The clearest difference is price: rrarrow at $3.99 against iPulsaret's $9.99. rrarrow also leads on device support (4 vs 2) and iOS requirement (15.6 vs 17.0). iPulsaret's advantage is rating (4.8 vs 4.6). 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
iPulsaret costs $9.99 and rrarrow $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iPulsaret holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 31 and 19 respectively. Written reviews complicate that: 80% of iPulsaret's written reviews are positive against 81% of rrarrow's, so the app with the better star average is not the one people write more warmly about.
iPulsaret ships an update every 3 weeks, rrarrow every 4 weeks. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.
| Parameter | iPulsaret | rrarrow |
|---|---|---|
| Price | $9.99 | $3.99 — better |
| Rating | 4.8 (31 ratings) — better | 4.6 (19 ratings) |
| Positive reviews | 79.6% of reviews | 81.3% of reviews — better |
| Number of ratings | 31 — better | 19 |
| Update frequency | Every 3 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 32 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | apeSoft | Alexey Nadzharov |
Customer experience
iPulsaret
rrarrow
In-app purchases
iPulsaret
No in-app purchases
rrarrow
No in-app purchases
