# Oracle vs sumFX

The clearest difference is review sentiment: Oracle at 100% against sumFX's 50%. Oracle also leads on rating (5.0 vs 4.4) and update cadence (every 2 months vs every 6 months). sumFX's advantage is price ($9.99 vs $12.99) and ratings volume (12 vs 2). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

Oracle costs $12.99 and sumFX $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Oracle holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: sumFX has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Oracle's written reviews are positive against 50% of sumFX's.

Oracle ships an update every 2 months, sumFX every 6 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Oracle | sumFX |
| --- | --- | --- |
| Price | $12.99 | **$9.99** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/oracle-for-the-prophet-12/id1198283877/reviews)** | [4.4 (12 ratings)](https://appshunter.io/ios/app/sumfx/id6450494474/reviews) |
| Number of ratings | 2 | **12** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Paid | Paid |
| Size | 7 MB | 44 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marcos Kohler](https://appshunter.io/developer/1024379665) | [OSC Audio](https://appshunter.io/developer/1693533681) |

## What reviewers say

### Oracle

[App page](https://appshunter.io/ios/app/oracle-for-the-prophet-12/id1198283877)

This app enhances control over a specific synthesizer, offering intelligent randomization for patches and parameters to aid in sound design. It allows for saving, loading, and morphing layers, as well as generating and humanizing sequencer data.

**Highlights:** Intelligent patch randomization, Randomize programs, layers, and modules, Sound design assistance, Save and load programs/layers, Generate and humanize sequencer data, Morph layers for variations

**In-app purchases:** none


### sumFX

[App page](https://appshunter.io/ios/app/sumfx/id6450494474)

This app is a versatile audio effects processor for musicians. It offers a modular design with multiple high-quality FX modules and customizable slots, allowing for quick creation of unique sounds. Focus on your music with intuitive controls and visual feedback.

**Highlights:** Modular multi-FX processor, 8 high-quality FX modules, 8 FX slots with Wet/Dry control, 2 LFOs per slot, 50+ cross-platform presets, Pre/post waveform view

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

**In-app purchases:** none


## Frequently asked questions

### Is Oracle free?

Oracle costs $12.99, with no in-app purchases.

### Is sumFX free?

sumFX costs $9.99, with no in-app purchases.

### Which has better reviews, Oracle or sumFX?

Oracle is rated higher. Oracle averages 5.0 out of 5 from 2 ratings, while sumFX averages 4.4 from 12 ratings.

### Do Oracle or sumFX have ads?

Neither Oracle nor sumFX shows ads.

### Which is updated more often, Oracle or sumFX?

Oracle ships an update every 2 months, and sumFX every 6 months. Most recently, Oracle was updated on November 2, 2026 and sumFX on October 31, 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.*