# FLS App vs Chemex App

The clearest difference is iOS requirement: FLS App at 10 against Chemex App's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FLS App ships an update every 14 months, Chemex App every 10 months. The most recent releases landed on October 2, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | FLS App | Chemex App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 months** |
| Size | 47 MB | 337 MB |
| Requires iOS | **10** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intecons](https://appshunter.io/developer/1031812770) | [RV realtime visions GmbH](https://appshunter.io/developer/638184363) |

## What reviewers say

### FLS App

[App page](https://appshunter.io/ios/app/fls-app/id1363965484)

**In-app purchases:** none


### Chemex App

[App page](https://appshunter.io/ios/app/chemex-app/id1467996356)

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

**In-app purchases:** none


## Frequently asked questions

### Is FLS App free?

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

### Is Chemex App free?

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

### Do FLS App or Chemex App have ads?

Neither FLS App nor Chemex App shows ads.

### Which is updated more often, FLS App or Chemex App?

FLS App ships an update every 14 months, and Chemex App every 10 months. Most recently, FLS App was updated on October 2, 2026 and Chemex App on October 20, 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.*