# LECO Cornerstone vs CMS Mobile 4

The clearest difference is iOS requirement: LECO Cornerstone at 8.0 against CMS Mobile 4's 17.5. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for LECO Cornerstone against 5.0 for CMS Mobile 4. Both are backed by a comparable volume of ratings — 5 and 4 respectively.

LECO Cornerstone ships an update every 5 weeks, CMS Mobile 4 every 6 weeks. The most recent releases landed on June 8, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | LECO Cornerstone | CMS Mobile 4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/leco-cornerstone/id546739092/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/cms-mobile-4/id1640050445/reviews) |
| Number of ratings | **5** | 4 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 59 MB | 37 MB |
| Requires iOS | **8.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LECO Corporation](https://appshunter.io/developer/546739095) | [ALNET SYSTEMS SP Z O O](https://appshunter.io/developer/351572701) |

## What reviewers say

### LECO Cornerstone

[App page](https://appshunter.io/ios/app/leco-cornerstone/id546739092)

Monitor your LECO instrument's status and results remotely from your device. View data, check maintenance, and receive vital updates on analysis completion and system information.

**Highlights:** Remote instrument status monitoring, View set and replicate results, Data visualization on plots, Check maintenance status, Access methods and details, Receive vital message updates

**Features:** macOS Compatibility

**In-app purchases:** none


### CMS Mobile 4

[App page](https://appshunter.io/ios/app/cms-mobile-4/id1640050445)

Access and control IP CCTV cameras remotely from anywhere in the world. View live feeds, playback recordings, and manage PTZ functions of your surveillance system through any TCP/IP connection.

**Highlights:** Remote access to NetStation/Net Hybrid Servers, Live view of IP CCTV cameras, Playback of recorded footage, PTZ control for cameras, Connects via TCP/IP (EDGE, 3G, Wi-Fi), Demo cameras available

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LECO Cornerstone free?

LECO Cornerstone is free to download, with no in-app purchases.

### Is CMS Mobile 4 free?

CMS Mobile 4 is free to download, with no in-app purchases.

### Which has better reviews, LECO Cornerstone or CMS Mobile 4?

LECO Cornerstone and CMS Mobile 4 are both rated 5.0 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do LECO Cornerstone or CMS Mobile 4 have ads?

Neither LECO Cornerstone nor CMS Mobile 4 shows ads.

### Which is updated more often, LECO Cornerstone or CMS Mobile 4?

LECO Cornerstone ships an update every 5 weeks, and CMS Mobile 4 every 6 weeks. Most recently, LECO Cornerstone was updated on June 8, 2026 and CMS Mobile 4 on June 11, 2026.

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