---
title: "Millimeter Pro - screen ruler — App Overview"
url: https://marlvel.ai/apps/millimeter-pro-screen-ruler
category: Utilities
developer: VisTech.Projects LLC
platforms: ios, android
rating: 4.6 (14.4K ratings)
pricing: free
report_level: overview
generated: 2026-04-16
last_verified: "2026-04-16T17:08:47.491Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers a comprehensive suite of measurement tools, user feedback indicates a steep learning curve and potential usability challenges with the touch-based interface.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Utilities |
| Rating | 4.6 ★ (14.4K) |
| Pricing | free |
| Platforms | iOS, Android |
| Latest Version (iOS) | 2.0.16 |
| Latest Version (Android) | 3.7.2 |
| Developer | VisTech.Projects LLC |

<!-- SECTION: Summary -->
## What is Millimeter Pro - screen ruler?

Millimeter Pro is a utility tool that transforms iPhone and iPad screens into digital rulers and measurement devices for small objects. It enables precise physical measurements by allowing users to place items directly on the display to calculate dimensions, areas, and angles.

<!-- SECTION: Key Features -->
## Key Features

- **2D Measurement Tools**: Provides vertical and horizontal rulers to calculate object length, width, and area in both millimeters and inches.
- **Geometric Analysis**: Includes tools for diameter and radius estimation, as well as a Protractor and Goniometer mode for angle measurement.
- **Object Partitioning**: Allows users to split linear and circular objects into equal parts with displayed length and angle data.
- **Thread Pitch Gauge**: Specialized functionality for measuring TPI (threads per inch) and pitch size.

<!-- SECTION: Target Audience -->
## Who is it for?

Professionals and hobbyists requiring quick, on-the-go measurements for small physical objects.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/millimeter-pro-screen-ruler/id631810777?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=fr.ecp.ruler.app&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/apps/millimeter-pro-screen-ruler)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/millimeter-pro-screen-ruler).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*