# Mantis vs resonatedo

The clearest difference is price: resonatedo at $3.99 against Mantis's $14.99. Mantis's advantage is update cadence (every 9 months vs every 40 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Mantis against 5.0 for resonatedo. Both are backed by a comparable volume of ratings — 8 and 8 respectively.

Mantis ships an update every 9 months, resonatedo every 40 months. The most recent releases landed on September 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Mantis | resonatedo |
| --- | --- | --- |
| Price | $14.99 | **$3.99** |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/mantis-bbd-echo/id1673531514/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/resonatedo/id6444891127/reviews) |
| Number of ratings | 8 | 8 |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 40 months |
| 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


### resonatedo

[App page](https://appshunter.io/ios/app/resonatedo/id6444891127)

This audio effect app allows for microtonal music creation with two independent resonator banks. Each resonator offers customizable pitch, volume, and modulation, with advanced filter controls and a mix slider for signal blending. It supports external MIDI input and features a detailed UI with multiple keyboard options.

**Highlights:** Dual microtonal resonator banks, Independent pitch, volume, and modulation control, Advanced filter and color parameters, Detailed keyboard UI with note information, MIDI input support, Mix control for dry/processed signal

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mantis free?

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

### Is resonatedo free?

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

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

Mantis and resonatedo are both rated 5.0 out of 5 on the App Store, from 8 and 8 ratings respectively.

### Do Mantis or resonatedo have ads?

Neither Mantis nor resonatedo shows ads.

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

Mantis ships an update every 9 months, and resonatedo every 40 months. Most recently, Mantis was updated on September 10, 2026 and resonatedo on September 24, 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.*