# Prometrics vs MOONLAB

The clearest difference is update cadence: Prometrics at fortnightly against MOONLAB's every 2 months. MOONLAB's advantage is iOS requirement (13.4 vs 18.0). On price, ads, 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.

Prometrics ships an update fortnightly, MOONLAB every 2 months. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Prometrics | MOONLAB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 44 MB | 39 MB |
| Requires iOS | 18.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Steven Stuart](https://appshunter.io/developer/1464507689) | [Moon Laboratory LLC](https://appshunter.io/developer/1714926869) |

## What reviewers say

### Prometrics

[App page](https://appshunter.io/ios/app/prometrics/id1464507690)

**In-app purchases:** none


### MOONLAB

[App page](https://appshunter.io/ios/app/moonlab-authentic-nft-display/id1611278183)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prometrics free?

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

### Is MOONLAB free?

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

### Do Prometrics or MOONLAB have ads?

Neither Prometrics nor MOONLAB shows ads.

### Which is updated more often, Prometrics or MOONLAB?

Prometrics ships an update fortnightly, and MOONLAB every 2 months. Most recently, Prometrics was updated on October 19, 2026 and MOONLAB on October 6, 2026.

---

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