# Gleamworks vs ISUD Zero

The clearest difference is price: Gleamworks at Free against ISUD Zero's $0.99. ISUD Zero's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Gleamworks is free to download; ISUD Zero costs $0.99 up front. Gleamworks sells 1 one-off in-app purchase. ISUD Zero asks for nothing beyond the download.

## The numbers

| Metric | Gleamworks | ISUD Zero |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gleamworks/id6761354304/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Daily | — |
| Monetization | Free with in-app purchases | — |
| Size | 242 MB | 119 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [James Knarr](https://appshunter.io/developer/1889087589) | [Suwitcha Sugthana](https://appshunter.io/developer/372726303) |

## What reviewers say

### Gleamworks

[App page](https://appshunter.io/ios/app/gleamworks/id6761354304)

Guide beams of colored light through an intricate grid of optical pieces by rotating mirrors, splitters, and filters. Solve logic puzzles with no timers or move limits, at your own pace. Features additive color mixing and a colorblind-friendly mode.

**Highlights:** 250 handcrafted puzzles, 6 unique piece types, Additive color mixing, No timers or move limits, Offline play, Colorblind-friendly mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gleamworks Ad-Free | $2.99 | one-time |


### ISUD Zero

[App page](https://appshunter.io/ios/app/isud-zero/id6765926399)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gleamworks free?

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

### Is ISUD Zero free?

ISUD Zero costs $0.99, with no in-app purchases.

### Do Gleamworks or ISUD Zero have ads?

Gleamworks shows ads; ISUD Zero does not.

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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.*