# TfxEcho vs VOSIS Pro

The clearest difference is price: TfxEcho at $4.99 against VOSIS Pro's $7.99. TfxEcho also leads on review sentiment (80% vs 67%). On rating, ratings volume, update cadence and ads there is nothing between them.

TfxEcho costs $4.99 and VOSIS Pro $7.99 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 — 4.7 for TfxEcho against 4.6 for VOSIS Pro. Both are backed by a comparable volume of ratings — 12 and 7 respectively. Written reviews are what separate them: 80% of TfxEcho's written reviews are positive against 67% of VOSIS Pro's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | TfxEcho | VOSIS Pro |
| --- | --- | --- |
| Price | **$4.99** | $7.99 |
| Rating | **[4.7 (12 ratings)](https://appshunter.io/ios/app/tfxecho/id1523777426/reviews)** | [4.6 (7 ratings)](https://appshunter.io/ios/app/vosis-pro/id1588226508/reviews) |
| Number of ratings | **12** | 7 |
| Positive reviews | **80.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 12 MB |
| Requires iOS | 13.5 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Togawa](https://appshunter.io/developer/1474193056) | [Life Orange LLC](https://appshunter.io/developer/783342054) |

## What reviewers say

### TfxEcho

[App page](https://appshunter.io/ios/app/tfxecho/id1523777426)

This audio plugin offers a warm, dark echo effect inspired by analog delay units. It allows for adjustable delay times, feedback, and filters, with modulation capabilities and tempo syncing. The plugin captures high-frequency signals for a versatile sound.

**Highlights:** Echo and delay effect, BBD-inspired delay lines, Adjustable delay time (20-1200 ms), Feedback control (0-100%), Low-pass and high-pass filters, Modulation rate and width, Tempo sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### VOSIS Pro

[App page](https://appshunter.io/ios/app/vosis-pro/id1588226508)

Transform images into unique sounds and compose visual music. This tool offers advanced filters and MIDI control for experimental sound design and creative audio manipulation.

**Highlights:** Image to sound conversion, Advanced image filters, MIDI keyboard support, Customizable presets, Unlimited recording, Video file loading (iPad/Desktop)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TfxEcho free?

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

### Is VOSIS Pro free?

VOSIS Pro costs $7.99, with no in-app purchases.

### Which has better reviews, TfxEcho or VOSIS Pro?

TfxEcho is rated higher. TfxEcho averages 4.7 out of 5 from 12 ratings, while VOSIS Pro averages 4.6 from 7 ratings.

### Do TfxEcho or VOSIS Pro have ads?

Neither TfxEcho nor VOSIS Pro shows ads.

### Which is updated more often, TfxEcho or VOSIS Pro?

TfxEcho ships an update every 3 months, and VOSIS Pro every 3 months. Most recently, TfxEcho was updated on September 20, 2026 and VOSIS Pro on September 23, 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.*