# Lindab OneSet vs TSI Flowmeter

The clearest difference is update cadence: TSI Flowmeter at monthly against Lindab OneSet's every 6 months. Lindab OneSet's advantage is iOS requirement (13.0 vs 16.0). On price, ads, 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.

Lindab OneSet ships an update every 6 months, TSI Flowmeter monthly. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Lindab OneSet | TSI Flowmeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Size | 9 MB | 51 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lindab AB](https://appshunter.io/developer/840158686) | [TSI Flowmeters Ltd](https://appshunter.io/developer/1578495651) |

## What reviewers say

### Lindab OneSet

[App page](https://appshunter.io/ios/app/lindab-oneset/id1565153948)

**In-app purchases:** none


### TSI Flowmeter

[App page](https://appshunter.io/ios/app/tsi-flowmeter/id1578495648)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lindab OneSet free?

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

### Is TSI Flowmeter free?

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

### Do Lindab OneSet or TSI Flowmeter have ads?

Neither Lindab OneSet nor TSI Flowmeter shows ads.

### Which is updated more often, Lindab OneSet or TSI Flowmeter?

Lindab OneSet ships an update every 6 months, and TSI Flowmeter monthly. Most recently, Lindab OneSet was updated on November 3, 2026 and TSI Flowmeter on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*