# Microtech Data Systems vs Photo Ruler

The clearest difference is in-app purchases: Microtech Data Systems at none against Photo Ruler's 1. Microtech Data Systems also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). Photo Ruler's advantage is update cadence (weekly vs every 5 weeks). On price and ads there is nothing between them.

Both are free to download. Photo Ruler sells 1 in-app purchase, starting at $6.99 per year. Microtech Data Systems asks for nothing beyond the download.

Microtech Data Systems ships an update every 5 weeks, Photo Ruler weekly. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Microtech Data Systems | Photo Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/microtech-data-systems/id1336434154/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 18 MB | 6 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Serhii Kulyk](https://appshunter.io/developer/1336434153) | [Ihar Shaduryn](https://appshunter.io/developer/988578285) |

## What reviewers say

### Microtech Data Systems

[App page](https://appshunter.io/ios/app/microtech-data-systems/id1336434154)

This application collects data from compatible wireless measuring instruments. It allows users to manage results in a table, view graphs, and export reports. The software is designed to work with various MICROTECH precision measuring devices.

**Highlights:** Wireless data reception, Compatible with MICROTECH instruments, Data table management, Graphical data visualization, Report export

**Features:** macOS Compatibility

**In-app purchases:** none


### Photo Ruler

[App page](https://appshunter.io/ios/app/photo-ruler-measure-objects/id6792457241)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paper Image Meter Unlimited | $6.99 | per year |


## Frequently asked questions

### Is Microtech Data Systems free?

Microtech Data Systems is free to download, with no in-app purchases.

### Is Photo Ruler free?

Photo Ruler is free to download, with in-app purchases available.

### Do Microtech Data Systems or Photo Ruler have ads?

Neither Microtech Data Systems nor Photo Ruler shows ads.

### Which is updated more often, Microtech Data Systems or Photo Ruler?

Microtech Data Systems ships an update every 5 weeks, and Photo Ruler weekly. Most recently, Microtech Data Systems was updated on October 1, 2026 and Photo Ruler on September 29, 2026.

---

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