Esoteric Synth vs ab Chorus X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Esoteric Synth
This app generates unique synthetic sound events using five oscillators with complex modulation. Control sound characteristics like duration and density for diverse audio textures, glitches, and drones.
- 5 oscillators
- Multiple Amplitude Modulation
- Multiple Frequency Modulation
- Duration and Density control
- AUv3 Audio Units Generator
- Audiobus 3 Generator
- Inter-App Audio Generator
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Esoteric Synth is a unusual generator of synthetic sound events. The synthesis is based on 5 oscillators which are intersected through an multiple amplitude modulation and multiple frequency modulation making an high sound variability The sound events can be controlled in two ways: EventMode (High Duration and Low Density) GrainMode (Low Duration and High Density) This App is suitable to generate complex sound textures, glitches,noises, sound clouds, sound drones, point sounds and more. Features: - AUv3 Audio Units Generator - Audiobus 3 Generator - Inter-App Audio Generator - 5 oscillators - Multiple Amplitude Modulation - Multiple Frequency Modulation - Amplitude Modulation Inverse - Frequency Modulation Inverse - Duration and Density control - Amplitude and Frequency General Control - Frequency Rescaling - Geometric and Harmonic Control - Geometric and Harmonic Control in Frequency Modulation - Randomic control on Amplitude and Frequency
ab Chorus X
This music app offers a unique chorus effect with adjustable rate, depth, and feedback. It allows for wide stereo imaging even on narrow sound sources, with tempo syncing capabilities.
- Adjustable rate (0Hz-50Hz)
- Depth control (0%-200%)
- Experimental feedback control
- Offset control for wide stereo
- DAW tempo sync
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'ab Chorus X' is a light version of Audio Brewers' 'ab Chorus'. 'ab Chorus X' features a rate control that goes from 0Hz to 50Hz (can be synced to DAW's tempo), a Depth control that goes from 0% to 200%, a Feedback control that offers experimental values as well as an offset control that produces wide stereo results on narrow sound sources.
Screenshots
Verdict
The clearest difference is update cadence: ab Chorus X at every 2 days against Esoteric Synth's weekly. ab Chorus X also leads on rating (5.0 vs 4.8). Esoteric Synth's advantage is ratings volume (18 vs 4) and price ($4.99 vs $5.99). On ads, in-app purchases, monetization model 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
Esoteric Synth costs $4.99 and ab Chorus X $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ab Chorus X holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 18 and 4 respectively.
Esoteric Synth ships an update weekly, ab Chorus X every 2 days. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.
| Parameter | Esoteric Synth | ab Chorus X |
|---|---|---|
| Price | $4.99 — better | $5.99 |
| Rating | 4.8 (18 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 18 — better | 4 |
| Update frequency | Weekly | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 26 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | ANTHONY DI FURIA | Alejandro Cabrera Zuniga |
Customer experience
Esoteric Synth
ab Chorus X
In-app purchases
Esoteric Synth
No in-app purchases
ab Chorus X
No in-app purchases
