# MorbidMeter vs Causality

The clearest difference is update cadence: Causality at fortnightly against MorbidMeter's every 6 weeks. MorbidMeter's advantage is iOS requirement (13.0 vs 16.0). 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.

MorbidMeter ships an update every 6 weeks, Causality fortnightly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MorbidMeter | Causality |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/causality-physdigital-nexus/id1659176432/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 2 MB | 13 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EP Studios](https://appshunter.io/developer/574231798) | [Clever Guerrilla Inc.](https://appshunter.io/developer/1745793786) |

## What reviewers say

### MorbidMeter

[App page](https://appshunter.io/ios/app/morbidmeter/id1582566530)

**Features:** Apple Watch app

**In-app purchases:** none


### Causality

[App page](https://appshunter.io/ios/app/causality-physdigital-nexus/id1659176432)

Discover and interact with physical products and locations linked to digital experiences. Use NFC tags to unlock engaging activations that bridge the physical and digital worlds. No account or complex setup required, just tap and explore.

**Highlights:** Discover NFC-tagged products, Access IRL waypoints, Engage in digital activations, Connect physical and digital, No account creation needed

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MorbidMeter free?

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

### Is Causality free?

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

### Do MorbidMeter or Causality have ads?

Neither MorbidMeter nor Causality shows ads.

### Which is updated more often, MorbidMeter or Causality?

MorbidMeter ships an update every 6 weeks, and Causality fortnightly. Most recently, MorbidMeter was updated on October 2, 2026 and Causality on October 12, 2026.

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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.*