# Pia App vs Matterlyzer

Pia App and Matterlyzer 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.

Pia App ships an update every 2 weeks, Matterlyzer weekly. The most recent releases landed on September 17, 2026 and August 4, 2026 respectively.

## The numbers

| Metric | Pia App | Matterlyzer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 27 MB | 11 MB |
| Requires iOS | **17.6** | 18.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Perfect-iD GmbH](https://appshunter.io/developer/1561136323) | [融 黄](https://appshunter.io/developer/1515444251) |

## What reviewers say

### Pia App

[App page](https://appshunter.io/ios/app/pia-app/id6445812605)

**Features:** Apple Wallet

**In-app purchases:** none


### Matterlyzer

[App page](https://appshunter.io/ios/app/matterlyzer/id6761119189)

**In-app purchases:** none


## Frequently asked questions

### Is Pia App free?

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

### Is Matterlyzer free?

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

### Do Pia App or Matterlyzer have ads?

Neither Pia App nor Matterlyzer shows ads.

### Which is updated more often, Pia App or Matterlyzer?

Pia App ships an update every 2 weeks, and Matterlyzer weekly. Most recently, Pia App was updated on September 17, 2026 and Matterlyzer on August 4, 2026.

---

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