# SL VYCE vs STEM

The clearest difference is update cadence: SL VYCE at every 9 days against STEM's monthly. SL VYCE also leads on iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

SL VYCE ships an update every 9 days, STEM monthly. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SL VYCE | STEM |
| --- | --- | --- |
| Price | $14.99 | $14.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Size | 19 MB | 283 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VIACHESLAV ZHILTSOV](https://appshunter.io/developer/1862005860) | [Michael Ivertowski](https://appshunter.io/developer/6774757588) |

## What reviewers say

### SL VYCE

[App page](https://appshunter.io/ios/app/sl-vyce/id6805641677)

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

**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 SL VYCE free?

SL VYCE costs $14.99, with no in-app purchases.

### Is STEM free?

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

### Do SL VYCE or STEM have ads?

Neither SL VYCE nor STEM shows ads.

### Which is updated more often, SL VYCE or STEM?

SL VYCE ships an update every 9 days, and STEM monthly. Most recently, SL VYCE was updated on November 10, 2026 and STEM 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.*