# SPM LineLazer vs LDM Valves

SPM LineLazer and LDM Valves are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SPM LineLazer ships an update every 3 months, LDM Valves every 5 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SPM LineLazer | LDM Valves |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Size | 97 MB | 37 MB |
| Requires iOS | **15.0** | 15.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SPM Instrument AB](https://appshunter.io/developer/578558155) | [LDM, spol. s r.o.](https://appshunter.io/developer/1807390383) |

## What reviewers say

### SPM LineLazer

[App page](https://appshunter.io/ios/app/spm-linelazer/id1471086045)

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

**In-app purchases:** none


### LDM Valves

[App page](https://appshunter.io/ios/app/ldm-valves/id6744373442)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPM LineLazer free?

SPM LineLazer is free to download, with no in-app purchases.

### Is LDM Valves free?

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

### Do SPM LineLazer or LDM Valves have ads?

Neither SPM LineLazer nor LDM Valves shows ads.

### Which is updated more often, SPM LineLazer or LDM Valves?

SPM LineLazer ships an update every 3 months, and LDM Valves every 5 months. Most recently, SPM LineLazer was updated on October 24, 2026 and LDM Valves on October 28, 2026.

---

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