# SGA Eclipse vs STEM

The clearest difference is price: STEM at $14.99 against SGA Eclipse's $24.99. STEM also leads on update cadence (monthly vs every 6 months). SGA Eclipse's advantage is iOS requirement (15.8 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

SGA Eclipse costs $24.99 and STEM $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SGA Eclipse ships an update every 6 months, STEM monthly. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | SGA Eclipse | STEM |
| --- | --- | --- |
| Price | $24.99 | **$14.99** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sga-eclipse/id6479641533/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Paid | — |
| Size | 49 MB | 283 MB |
| Requires iOS | **15.8** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shattered Glass Audio](https://appshunter.io/developer/1565520347) | [Michael Ivertowski](https://appshunter.io/developer/6774757588) |

## What reviewers say

### SGA Eclipse

[App page](https://appshunter.io/ios/app/sga-eclipse/id6479641533)

This app offers authentic analog amplifier sounds for digital audio workstations. It simulates six different analog circuits, including vacuum tubes and transistors, to provide a range of saturation and distortion effects. It can be used as a standalone effect or in conjunction with other plugins to create full amp simulations.

**Highlights:** Authentic analog sound simulation, Six distinct analog circuits, Vacuum tube and transistor emulation, Variable bias and feedback controls, Automatic 4x oversampling, AUv3 effect plugin

**In-app purchases:** none


### STEM

[App page](https://appshunter.io/ios/app/stem-live-stem-separation/id6808668529)

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

**In-app purchases:** none


## Frequently asked questions

### Is SGA Eclipse free?

SGA Eclipse costs $24.99, with no in-app purchases.

### Is STEM free?

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

### Do SGA Eclipse or STEM have ads?

Neither SGA Eclipse nor STEM shows ads.

### Which is updated more often, SGA Eclipse or STEM?

SGA Eclipse ships an update every 6 months, and STEM monthly. Most recently, SGA Eclipse was updated on October 24, 2026 and STEM on October 29, 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.*