# SOT 2026 vs ASMS 2026

The clearest difference is ads: ASMS 2026 at none against SOT 2026's shown. SOT 2026's advantage is iOS requirement (10.0 vs 12.0). On price, update cadence, in-app purchases and device support there is nothing between them.

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

SOT 2026 ships an update every 12 months, ASMS 2026 every 6 months. The most recent releases landed on October 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | SOT 2026 | ASMS 2026 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 6 months** |
| Size | 47 MB | 50 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Society of Toxicology](https://appshunter.io/developer/596216586) | [American Society for Mass Spectrometry](https://appshunter.io/developer/638794740) |

## What reviewers say

### SOT 2026

[App page](https://appshunter.io/ios/app/sot-2026/id6740996663)

**Features:** macOS Compatibility

**In-app purchases:** none


### ASMS 2026

[App page](https://appshunter.io/ios/app/asms-2026/id6744935677)

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

**In-app purchases:** none


## Frequently asked questions

### Is SOT 2026 free?

SOT 2026 is free to download, with no in-app purchases.

### Is ASMS 2026 free?

ASMS 2026 is free to download, with no in-app purchases.

### Do SOT 2026 or ASMS 2026 have ads?

SOT 2026 shows ads; ASMS 2026 does not.

### Which is updated more often, SOT 2026 or ASMS 2026?

SOT 2026 ships an update every 12 months, and ASMS 2026 every 6 months. Most recently, SOT 2026 was updated on October 3, 2026 and ASMS 2026 on October 18, 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.*