# Link2Valves vs OPTICHECK Temperature Mobile

The clearest difference is update cadence: Link2Valves at every 9 days against OPTICHECK Temperature Mobile's every 4 months. OPTICHECK Temperature Mobile's advantage is iOS requirement (9.0 vs 15.0). 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.

Link2Valves ships an update every 9 days, OPTICHECK Temperature Mobile every 4 months. Both last shipped on October 19, 2026.

## The numbers

| Metric | Link2Valves | OPTICHECK Temperature Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/link2valves/id1478479539/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 26 MB | 59 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cla-Val](https://appshunter.io/developer/1478479538) | [KROHNE Messtechnik GmbH](https://appshunter.io/developer/1445655816) |

## What reviewers say

### Link2Valves

[App page](https://appshunter.io/ios/app/link2valves/id1478479539)

This utility app helps water systems track the maintenance status of their control valves. It provides an intuitive platform to manage asset information, schedule preventative maintenance, and minimize downtime for water system infrastructure.

**Highlights:** Track control valve maintenance status, Manage water system asset information, Schedule preventative maintenance, Minimize equipment downtime, View, edit, and create valve assets, Sync data with web portal

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

**In-app purchases:** none


### OPTICHECK Temperature Mobile

[App page](https://appshunter.io/ios/app/opticheck-temperature-mobile/id1485401520)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Link2Valves free?

Link2Valves is free to download, with no in-app purchases.

### Is OPTICHECK Temperature Mobile free?

OPTICHECK Temperature Mobile is free to download, with no in-app purchases.

### Do Link2Valves or OPTICHECK Temperature Mobile have ads?

Neither Link2Valves nor OPTICHECK Temperature Mobile shows ads.

### Which is updated more often, Link2Valves or OPTICHECK Temperature Mobile?

Link2Valves ships an update every 9 days, and OPTICHECK Temperature Mobile every 4 months. Most recently, Link2Valves was updated on October 19, 2026 and OPTICHECK Temperature Mobile on October 19, 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.*