# Mantis vs sinusedo

The clearest difference is price: sinusedo at $3.99 against Mantis's $14.99. sinusedo also leads on update cadence (weekly vs every 9 months). Mantis's advantage is rating (5.0 vs 4.7). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Mantis costs $14.99 and sinusedo $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mantis holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 8 and 7 respectively.

Mantis ships an update every 9 months, sinusedo weekly. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Mantis | sinusedo |
| --- | --- | --- |
| Price | $14.99 | **$3.99** |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/mantis-bbd-echo/id1673531514/reviews)** | [4.7 (7 ratings)](https://appshunter.io/ios/app/sinusedo/id6444181090/reviews) |
| Number of ratings | **8** | 7 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Paid | Paid |
| Size | 10 MB | 11 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) | [Alexey Nadzharov](https://appshunter.io/developer/729549192) |

## What reviewers say

### Mantis

[App page](https://appshunter.io/ios/app/mantis-bbd-echo/id1673531514)

This audio plugin emulates a vintage 70s analog delay/echo unit, offering a warm, authentic sound. It features four echo taps, swell selectors, and a unique modulation section for chorus-like effects.

**Highlights:** Emulates rare 70s BBD delay/echo, Warm analog sound, Four echo taps, Four swell selectors, Rotafaze modulation section, Mimics tape echo wow/flutter, Chorus-delay effect

**Features:** Vision Pro support

**In-app purchases:** none


### sinusedo

[App page](https://appshunter.io/ios/app/sinusedo/id6444181090)

This app is a versatile sinewave synthesizer available as a standalone application and AUv3 plugin. It offers two independent keyboards with extensive control over note parameters, polyphony, and modulation, supporting MIDI input for external control.

**Highlights:** Dual independent keyboards, Microtonal tuning, Ring modulator per voice, Adjustable polyphony (up to 144 voices), MIDI input support, Note deviation display (cents), Glide and velocity control

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mantis free?

Mantis costs $14.99, with no in-app purchases.

### Is sinusedo free?

sinusedo costs $3.99, with no in-app purchases.

### Which has better reviews, Mantis or sinusedo?

Mantis is rated higher. Mantis averages 5.0 out of 5 from 8 ratings, while sinusedo averages 4.7 from 7 ratings.

### Do Mantis or sinusedo have ads?

Neither Mantis nor sinusedo shows ads.

### Which is updated more often, Mantis or sinusedo?

Mantis ships an update every 9 months, and sinusedo weekly. Most recently, Mantis was updated on October 18, 2026 and sinusedo on October 12, 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.*