# shapesynth vs BLEASS Reverb

The clearest difference is update cadence: shapesynth at every 2 months against BLEASS Reverb's every 10 months. shapesynth also leads on iOS requirement (9.0 vs 15.0). BLEASS Reverb's advantage is review sentiment (80% vs 65%) and price ($3.99 vs $4.99). On rating, ratings volume, ads and in-app purchases there is nothing between them.

shapesynth costs $4.99 and BLEASS Reverb $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

shapesynth holds the better App Store score, 4.9 against 4.8. Both are backed by a comparable volume of ratings — 24 and 32 respectively. Written reviews complicate that: 65% of shapesynth's written reviews are positive against 80% of BLEASS Reverb's, so the app with the better star average is not the one people write more warmly about.

shapesynth ships an update every 2 months, BLEASS Reverb every 10 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | shapesynth | BLEASS Reverb |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/shapesynth/id431097161/reviews)** | [4.8 (32 ratings)](https://appshunter.io/ios/app/bleass-reverb/id1457212864/reviews) |
| Number of ratings | 24 | **32** |
| Positive reviews | 65.1% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Paid | Paid |
| Size | 8 MB | 20 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erik Sigth](https://appshunter.io/developer/385275335) | [BLEASS](https://appshunter.io/developer/1220444177) |

## What reviewers say

### shapesynth

[App page](https://appshunter.io/ios/app/shapesynth/id431097161)

Create unique retro-inspired sounds by drawing oscillator waveforms. This polyphonic synthesizer offers extensive modulation options, built-in effects, and recording capabilities. Seamlessly integrate with other music apps and hardware for a versatile creative experience.

**Highlights:** Draw custom oscillator waveforms, 16-voice polyphony, Arpeggiator and stereo delay, Resonant filter, Parameter modulation via keyboard, MPE, accelerometer, Tape recorder with infinite overdubs, Inter-app audio and AUv3 support

**Features:** Vision Pro support

**In-app purchases:** none


### BLEASS Reverb

[App page](https://appshunter.io/ios/app/bleass-reverb/id1457212864)

This app offers a unique reverb effect that goes beyond traditional acoustic simulation. It allows real-time mutation and warping of sound spaces with intuitive controls, opening up new sonic possibilities for musicians.

**Highlights:** Mutable reverb generator, Real-time sound warping, Freeze mode, Built-in ducker, AUv3 plugin support, Intuitive interface

**In-app purchases:** none


## Frequently asked questions

### Is shapesynth free?

shapesynth costs $4.99, with no in-app purchases.

### Is BLEASS Reverb free?

BLEASS Reverb costs $3.99, with no in-app purchases.

### Which has better reviews, shapesynth or BLEASS Reverb?

shapesynth is rated higher. shapesynth averages 4.9 out of 5 from 24 ratings, while BLEASS Reverb averages 4.8 from 32 ratings.

### Do shapesynth or BLEASS Reverb have ads?

Neither shapesynth nor BLEASS Reverb shows ads.

### Which is updated more often, shapesynth or BLEASS Reverb?

shapesynth ships an update every 2 months, and BLEASS Reverb every 10 months. Most recently, shapesynth was updated on November 1, 2026 and BLEASS Reverb on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*