# RF vs AltiSpace 2

The clearest difference is update cadence: AltiSpace 2 at monthly against RF's every 8 months. AltiSpace 2 also leads on review sentiment (78% vs 67%). RF's advantage is price ($2.99 vs $7.99) and iOS requirement (9.0 vs 13.4). On rating, ratings volume, ads and in-app purchases there is nothing between them.

RF costs $2.99 and AltiSpace 2 $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 — 4.6 for RF against 4.7 for AltiSpace 2. Both are backed by a comparable volume of ratings — 12 and 30 respectively. Written reviews are what separate them: 67% of RF's written reviews are positive against 78% of AltiSpace 2's.

RF ships an update every 8 months, AltiSpace 2 monthly. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | RF | AltiSpace 2 |
| --- | --- | --- |
| Price | **$2.99** | $7.99 |
| Rating | [4.6 (12 ratings)](https://appshunter.io/ios/app/rf-1-reverb/id1097763239/reviews) | **[4.7 (30 ratings)](https://appshunter.io/ios/app/altispace-2/id1580223509/reviews)** |
| Number of ratings | 12 | **30** |
| Positive reviews | 66.7% of reviews | **77.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Paid | Paid |
| Size | 15 MB | 227 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kai Aras](https://appshunter.io/developer/370820899) | [Igor Vasiliev](https://appshunter.io/developer/424401626) |

## What reviewers say

### RF

[App page](https://appshunter.io/ios/app/rf-1-reverb/id1097763239)

This app offers a versatile collection of algorithmic reverbs for creating diverse soundscapes, from intimate rooms to expansive modulated spaces. It features multiple reverb programs, extensive tweakable controls, and seamless integration with various audio hosts and interfaces.

**Highlights:** Multiple reverb programs, Continuously variable size, Variable pre-delay, Diffusion and damping controls, Modulation section, AudioUnitV3, Inter-App Audio, Audiobus support

**Features:** Vision Pro support

**In-app purchases:** none


### AltiSpace 2

[App page](https://appshunter.io/ios/app/altispace-2/id1580223509)

This app offers advanced convolution reverb with realistic acoustic simulations and famous hardware device presets. It allows users to import their own impulse responses and provides extensive controls for EQ, gating, modulation, and more to shape unique sounds.

**Highlights:** Import custom impulse response files, Library of famous hardware reverb presets, Advanced EQ, gate, and ducking controls, Modulation and pitch shifting effects, MIDI controller support, Stereo and mono input processing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RF free?

RF costs $2.99, with no in-app purchases.

### Is AltiSpace 2 free?

AltiSpace 2 costs $7.99, with no in-app purchases.

### Which has better reviews, RF or AltiSpace 2?

AltiSpace 2 is rated higher. RF averages 4.6 out of 5 from 12 ratings, while AltiSpace 2 averages 4.7 from 30 ratings.

### Do RF or AltiSpace 2 have ads?

Neither RF nor AltiSpace 2 shows ads.

### Which is updated more often, RF or AltiSpace 2?

RF ships an update every 8 months, and AltiSpace 2 monthly. Most recently, RF was updated on October 26, 2026 and AltiSpace 2 on October 30, 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.*