Apps by Danfoss A/S
Valve-Ruler app icon

Business

Valve-Ruler

Danfoss A/S

Free download 1.00 · 1 storefront · 1 rating In-app purchases unconfirmed
Open on Apple

About this app

Valve ruler is a selection tool, which helps you choose the right combination. Valve ruler app is a selection tool, which will help you choose and connect the right valve and actuator for your application. You can input or calculate KV, select application type, valve connection, ports and PN for your application or simply just browse all and find the best solution for you. After you have selected your combination you can save it in the app or send it via email. Features: - Calculates KV - Shows range of valves - Shows range of actuators for selected valve - Share combination - Save combination Valve ruler enables you to calculate your KV by entering your flow (Q) and your inlet and outlet pressure. After selecting the application type you are searching for and valve connection, you can also choose between 2 or 3 ports and select your PN. If you don’t have this data, you just click browse and valve ruler will give you all the options available. After finding the right valve, you can select the actuator which combines with selected valve the actuator’s version. When your selection is completed, you can either save it or share it via email. When browsing, you can move the ruler right or left, to find the right KVs and DN for your valve and also always calculate your KV by clicking on pencil in the top. Or delete it without returning to selection screen, by clicking on x on the top. In settings, you can change your language, update the app, see instructions or view saved.

Latest release

What’s New

Version 1.1.2 Dec 2, 2015

This update from Apple will improve the functionality of this app. No new features are included. iOS9 support

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
1 ratings
1 Aug 14, 2026 · 1 ratings Aug 14, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 14, 2026 · Free Aug 14, 2026

First snapshot captured. The trend line starts after the next crawler price observation.

  1. First observed Aug 14, 2026 · 3:16 PM Free

Screenshots

Valve-Ruler iPhone screenshotValve-Ruler iPhone screenshotValve-Ruler iPhone screenshotValve-Ruler iPhone screenshotValve-Ruler iPhone screenshot Valve-Ruler iPad screenshotValve-Ruler iPad screenshotValve-Ruler iPad screenshotValve-Ruler iPad screenshot