# Atmosic DevTools vs VST103Setting

Atmosic DevTools and VST103Setting are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Atmosic DevTools ships an update every 2 months, VST103Setting every 5 weeks. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Atmosic DevTools | VST103Setting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 7 MB | 5 MB |
| Requires iOS | 14.5 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Atmosic Technologies, Inc.](https://appshunter.io/developer/1513210735) | [VITALSIGNS TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1394370436) |

## What reviewers say

### Atmosic DevTools

[App page](https://appshunter.io/ios/app/atmosic-devtools/id1592941402)

**Features:** macOS Compatibility

**In-app purchases:** none


### VST103Setting

[App page](https://appshunter.io/ios/app/vst103setting/id1663627304)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atmosic DevTools free?

Atmosic DevTools is free to download, with no in-app purchases.

### Is VST103Setting free?

VST103Setting is free to download, with no in-app purchases.

### Do Atmosic DevTools or VST103Setting have ads?

Neither Atmosic DevTools nor VST103Setting shows ads.

### Which is updated more often, Atmosic DevTools or VST103Setting?

Atmosic DevTools ships an update every 2 months, and VST103Setting every 5 weeks. Most recently, Atmosic DevTools was updated on November 11, 2026 and VST103Setting on November 7, 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.*