# PhaseThree vs Mantis

The clearest difference is price: PhaseThree at $4.99 against Mantis's $14.99. PhaseThree also leads on iOS requirement (9.3 vs 14.0). Mantis's advantage is rating (5.0 vs 4.6). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

PhaseThree costs $4.99 and Mantis $14.99 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 4.6. Both are backed by a comparable volume of ratings — 14 and 8 respectively.

## The numbers

| Metric | PhaseThree | Mantis |
| --- | --- | --- |
| Price | **$4.99** | $14.99 |
| Rating | [4.6 (14 ratings)](https://appshunter.io/ios/app/phasethree/id1441807530/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/mantis-bbd-echo/id1673531514/reviews)** |
| Number of ratings | **14** | 8 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Monetization | Paid | Paid |
| Size | 9 MB | 10 MB |
| Requires iOS | **9.3** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Audio Damage, Inc.](https://appshunter.io/developer/1248448317) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### PhaseThree

[App page](https://appshunter.io/ios/app/phasethree/id1441807530)

This app meticulously recreates the sound and quirks of a vintage dual phaser unit. It offers both original six-stage and modern twelve-stage phasing options, with advanced control over modulation sources and cross-platform preset management.

**Highlights:** Vintage dual phaser emulation, Six-stage and twelve-stage phasing options, Vactrol response modeling, Expression pedal parameter control, Cross-platform preset manager, Vector-based resizable UI

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is PhaseThree free?

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

### Is Mantis free?

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

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

Mantis is rated higher. PhaseThree averages 4.6 out of 5 from 14 ratings, while Mantis averages 5.0 from 8 ratings.

### Do PhaseThree or Mantis have ads?

Neither PhaseThree nor Mantis shows ads.

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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.*