Elpiano vs RX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Elpiano
This app offers a collection of ten distinct electric piano models, designed to capture the soul and character of vintage electromechanical instruments. It provides an expressive and dynamic playing experience with built-in effects, cabinets, and tone-shaping tools for sound customization.
- 10 distinct piano models
- 5 cabinet models (mono/stereo)
- 50 diverse presets
- Multiple built-in effects
- Traditional vintage EQ
- Intuitive interface
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Electric soul, infinite control Elpiano (which simply means "Electric piano" in Swedish) is an electric piano plugin that feels alive under your fingertips. Designed to capture the soul and character of vintage electromechanical pianos, Elpiano delivers an expressive, dynamic playing experience that goes beyond static samples. It's both powerful and lightweight, delivering everything from silky-smooth, dreamy chords to punchy funk grooves with authentic feel and natural playability. A dream cast Ten distinct piano models are included in Elpiano, each with its own sonic identity. From pristine, silky tones to gritty, well-worn textures, every model responds with depth and realism. Explore warm, bell-like chimes, dusty vintage timbres, or raw, overdriven growls—each sound has been carefully crafted with an almost obsessive attention to detail. Built-in effects, cabinets, and tone-shaping tools offer even more ways to sculpt your sound into something personal and unique. Feel the groove Every detail of Elpiano’s playability has been fine-tuned to ensure a natural, expressive response. Whether you’re laying down delicate jazz voicings, digging into funky rhythms, or crafting experimental textures, the instrument reacts with precision and nuance. The intuitive interface keeps everything within reach, letting you focus entirely on your music. More than keys Elpiano includes five cabinet models in both mono and stereo configurations, a collection of inspiring and diverse presets, and a range of built-in effects like drive, reverb, room simulation, delay, tremolo, vibrato, chorus and phaser. A classic EQ section adds warmth and presence. Elpiano brings an unparalleled level of responsiveness to the electric piano world, delivering a truly expressive playing experience. Every model and preset has been designed to ensure that every nuance of your performance is captured just as it should be. Whether you're after a pristine studio tone, a gritty vintage character, or something completely unexpected, Elpiano has you covered. Features 10 different piano models 5 different cabinets, with mono- and stereo configuration 50 various presets Plenty of effects with smart functions (Reverb, Room, Delay, Chorus, Phaser, Tremolo, Vibrato) Traditional vintage EQ Drive control
RX
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Play the wind synth you know with a whole new set of sounds. Warm woodwind tones for a soft ballad, bright synth leads for a bold solo. RX-79 is a breath synthesizer that turns your wind controller and iPhone or iPad into a full sound module. Saxophonist SJsax shaped every sound and every response by actually playing it. [Find the right sound for every song] 41 built-in sounds. 14 acoustic sounds including soprano, alto and baritone sax, clarinet, oboe, flute, trumpet, euphonium and harmonica, and 27 electric sounds including brass, leads and basses. Play the same melody in many different moods. Tap the preview button in the sound list to hear a sound even without a controller. [Fit it to your breath] Adjust breath sensitivity, response curve, attack and decay, and set breath noise, tonguing and note-to-note connection to match your playing style. [Make it your own] Shape each sound with brightness, resonance, drive, vibrato, delay and reverb. Save the settings you like to the USER list and give them names. Saved sounds stay on this device. [SJ PACK: 10 signature sounds, sold separately] Extra sounds that carry SJsax's playing feel. Before buying, you can play each sound yourself for 30 seconds. Note: SJ PACK is an in-app purchase sold separately from the app (one-time purchase). [Connection] Connect a USB MIDI wind controller. RX-79 responds to breath (CC2, CC11, aftertouch), pitch bend and vibrato (CC1). Depending on the ports and power needs of your controller and iPhone or iPad, you may need a separate cable or adapter, such as a USB camera adapter. Sound plays even with the silent switch on, and you can play along with backing tracks from other apps. No internet connection required. No personal data is collected. Connection and support https://sjsax.com/rx79/
Screenshots
Verdict
The clearest difference is price: RX at $9.99 against Elpiano's $29.99. RX also leads on device support (3 vs 1). Elpiano's advantage is in-app purchases (none vs 1). On update cadence, ads 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
Elpiano costs $29.99 and RX $9.99 up front. RX sells 1 one-off in-app purchase. Elpiano asks for nothing beyond the download.
Elpiano ships an update every 6 days, RX weekly. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | Elpiano | RX |
|---|---|---|
| Price | $29.99 | $9.99 — better |
| Rating | 4.7 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 days — better | Weekly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 169 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Klevgrand Produkter AB | sung ju KIM |
In-app purchases
Elpiano
No in-app purchases
RX
- SJ PACK$5.99









