# Devil Spring Reverb vs Outer Space

The clearest difference is price: Devil Spring Reverb at $3.99 against Outer Space's $19.99. Outer Space's advantage is review sentiment (100% vs 63%) and rating (5.0 vs 4.5). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Devil Spring Reverb costs $3.99 and Outer Space $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Outer Space holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 8 and 16 respectively. Written reviews point the same way: 63% of Devil Spring Reverb's written reviews are positive against 100% of Outer Space's.

Devil Spring Reverb ships an update every 5 months, Outer Space every 6 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Devil Spring Reverb | Outer Space |
| --- | --- | --- |
| Price | **$3.99** | $19.99 |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/devil-spring-reverb/id1550838067/reviews) | **[5.0 (16 ratings)](https://appshunter.io/ios/app/outer-space-tape-echo/id6473747074/reviews)** |
| Number of ratings | 8 | **16** |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Paid | Paid |
| Size | 87 MB | 25 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Julien Faure](https://appshunter.io/developer/1544656752) | [AudioThing Ltd.](https://appshunter.io/developer/1659941236) |

## What reviewers say

### Devil Spring Reverb

[App page](https://appshunter.io/ios/app/devil-spring-reverb/id1550838067)

This app emulates the sound of a vintage tube amp's spring reverb, offering a warm, analog feel. It utilizes impulse responses and a custom convolution engine for realistic soundscapes, usable as a standalone application or within a DAW.

**Highlights:** AUv3 support, 38 spring reverb impulse responses, Optimized convolution engine, Adjustable tone and reverb length, Standalone app functionality

**Features:** Vision Pro support

**In-app purchases:** none


### Outer Space

[App page](https://appshunter.io/ios/app/outer-space-tape-echo/id6473747074)

This app emulates a vintage tape echo unit from the seventies, featuring three playback heads and two spring reverb tanks. It models various tape responses and analog imperfections for authentic sound.

**Highlights:** Tape echo emulation, Three playback heads, Two spring reverb tanks, Multiple tape responses, Analog imperfection modeling, AUv3 and Standalone support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Devil Spring Reverb free?

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

### Is Outer Space free?

Outer Space costs $19.99, with no in-app purchases.

### Which has better reviews, Devil Spring Reverb or Outer Space?

Outer Space is rated higher. Devil Spring Reverb averages 4.5 out of 5 from 8 ratings, while Outer Space averages 5.0 from 16 ratings.

### Do Devil Spring Reverb or Outer Space have ads?

Neither Devil Spring Reverb nor Outer Space shows ads.

### Which is updated more often, Devil Spring Reverb or Outer Space?

Devil Spring Reverb ships an update every 5 months, and Outer Space every 6 months. Most recently, Devil Spring Reverb was updated on November 3, 2026 and Outer Space on November 4, 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.*