# Laser Lab vs DENRAKU

The clearest difference is ads: Laser Lab at none against DENRAKU's shown. Laser Lab also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (13.0 vs 15.0). On price, 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.

Laser Lab ships an update every 3 days, DENRAKU every 2 weeks. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Laser Lab | DENRAKU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 344 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mate Kurucz](https://appshunter.io/developer/1754826818) | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### Laser Lab

[App page](https://appshunter.io/ios/app/laser-lab/id6505035446)

**Features:** macOS Compatibility

**In-app purchases:** none


### DENRAKU

[App page](https://appshunter.io/ios/app/denraku-electromagnetism-sim/id6759393816)

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

**In-app purchases:** none


## Frequently asked questions

### Is Laser Lab free?

Laser Lab is free to download, with no in-app purchases.

### Is DENRAKU free?

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

### Do Laser Lab or DENRAKU have ads?

DENRAKU shows ads; Laser Lab does not.

### Which is updated more often, Laser Lab or DENRAKU?

Laser Lab ships an update every 3 days, and DENRAKU every 2 weeks. Most recently, Laser Lab was updated on November 8, 2026 and DENRAKU on November 9, 2026.

---

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