# Advanced Pixels vs Underlayer

The clearest difference is in-app purchases: Advanced Pixels at none against Underlayer's 1. Advanced Pixels also leads on ads (none vs shown) and update cadence (every 2 days vs every 5 months). Underlayer's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. Underlayer sells 1 in-app purchase, starting at $2.99 per 7 days. Advanced Pixels asks for nothing beyond the download.

Advanced Pixels ships an update every 2 days, Underlayer every 5 months. The most recent releases landed on September 9, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Advanced Pixels | Underlayer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 days** | Every 5 months |
| Size | 4 MB | 169 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladyslav Rakovych](https://appshunter.io/developer/1486244450) | [Mihail Rukavishnikov](https://appshunter.io/developer/1648782212) |

## What reviewers say

### Advanced Pixels

[App page](https://appshunter.io/ios/app/advanced-pixels/id6739187287)

**Features:** macOS Compatibility

**In-app purchases:** none


### Underlayer

[App page](https://appshunter.io/ios/app/underlayer/id6753363956)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | per 7 days |


## Frequently asked questions

### Is Advanced Pixels free?

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

### Is Underlayer free?

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

### Do Advanced Pixels or Underlayer have ads?

Underlayer shows ads; Advanced Pixels does not.

### Which is updated more often, Advanced Pixels or Underlayer?

Advanced Pixels ships an update every 2 days, and Underlayer every 5 months. Most recently, Advanced Pixels was updated on September 9, 2026 and Underlayer on September 12, 2026.

---

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