# LDM STUDIO_EN vs VALK Tools

The clearest difference is update cadence: VALK Tools at every 2 weeks against LDM STUDIO_EN's every 5 weeks. 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.

LDM STUDIO_EN ships an update every 5 weeks, VALK Tools every 2 weeks. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | LDM STUDIO_EN | VALK Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ldm-studio-en/id1187812038/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 85 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [刚 何](https://appshunter.io/developer/1146786543) | [ITRoots](https://appshunter.io/developer/1086447931) |

## What reviewers say

### LDM STUDIO_EN

[App page](https://appshunter.io/ios/app/ldm-studio-en/id1187812038)

This utility app provides tools for measuring distances on sites and highways. It offers a straightforward way to get accurate measurements for various applications.

**Highlights:** Site measurement, Highway measurement, Distance calculation, Utility tool

**Features:** macOS Compatibility

**In-app purchases:** none


### VALK Tools

[App page](https://appshunter.io/ios/app/valk-tools/id6754689250)

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

**In-app purchases:** none


## Frequently asked questions

### Is LDM STUDIO_EN free?

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

### Is VALK Tools free?

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

### Do LDM STUDIO_EN or VALK Tools have ads?

Neither LDM STUDIO_EN nor VALK Tools shows ads.

### Which is updated more often, LDM STUDIO_EN or VALK Tools?

LDM STUDIO_EN ships an update every 5 weeks, and VALK Tools every 2 weeks. Most recently, LDM STUDIO_EN was updated on October 21, 2026 and VALK Tools on October 4, 2026.

---

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