# Mannok U-Value Calculator

> Mannok U-Value Calculator (iPhone/iPad app by SugarProjects Ltd.)

- Source: https://appshunter.io/ios/app/mannok-u-value-calculator/id6747981287 (this page in markdown: same URL + `.md`)
- Developer: [SugarProjects Ltd](https://appshunter.io/developer/1800159094)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 32 MB
- Languages: American English
- Released: 2025-09-08
- Data updated: 2026-06-01
- User reviews in markdown: https://appshunter.io/ios/app/mannok-u-value-calculator/id6747981287/reviews.md

## What is Mannok U?

Trusted by professionals across the UK and Ireland, the Mannok U-Value Calculator delivers fast, reliable, and easy-to-use U-Value calculations right from your mobile device.

Whether you're an architect, builder, or energy assessor, this powerful tool helps you plan with precision—wherever your work takes you.

Features:
- Instant, accurate U-value calculations
- Seamless cross-platform compatibility
- Intuitive, user-friendly interface
- Cloud sync + offline storage for calculations
- Save and export calculations as PDF
- Optional Mannok product notifications

Built to enhance the capabilities of our popular web-based calculator, the native mobile version offers new features designed specifically for on-the-go use.

What's New in the Mobile Version?

- Store calculations locally (in-app or as downloadable PDFs)
- View past calculations offline
- Enable/disable notifications for product updates

Thank you for using the Mannok U-Value Calculator—your reliable partner in thermal planning.


## Version history (last 5 releases)

### 1.2.4 — 2026-02-25

We have added 2 new insulation calculations.
A "Floor: insulated below groundbearing slab" calculation, and a "Flat roof : insulated directly over joists" calculation.

### 1.2.3 — 2026-02-05

- Updated age ratings for Apple compliance
- New app logo

### 1.2 — 2025-10-05

In this version we have added several bug fixes to enhance the apps user experience.

### 1.1 — 2025-09-20

Several bug fixes regarding the user interface and the meta information.

### 1.0 — 2025-09-08

No release notes.

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## More apps by SugarProjects Ltd

- [Smyth Leslie & Co](https://appshunter.io/ios/app/smyth-leslie-and-co/id6743527379)
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All apps by SugarProjects Ltd: https://appshunter.io/developer/1800159094

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*