# Physical Constants vs QuantIC

The clearest difference is ads: QuantIC at none against Physical Constants's shown. QuantIC also leads on update cadence (every 9 days vs every 9 months) and monetization model (free vs ad-supported). Physical Constants's advantage is review sentiment (33% vs 0%). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.3 for Physical Constants against 3.3 for QuantIC. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews are what separate them: 33% of Physical Constants's written reviews are positive against 0% of QuantIC's.

Physical Constants ships an update every 9 months, QuantIC every 9 days. The most recent releases landed on August 24, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Physical Constants | QuantIC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/physical-constants-ml/id837679891/reviews) | [3.3 (4 ratings)](https://appshunter.io/ios/app/quantic/id1414215959/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 9 days** |
| Monetization | Ad-supported | **Free** |
| Size | 25 MB | 115 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Takuya Ishikawa](https://appshunter.io/developer/468311118) | [Luma 3d Interactive](https://appshunter.io/developer/589536199) |

## What reviewers say

### Physical Constants

[App page](https://appshunter.io/ios/app/physical-constants-ml/id837679891)

Access a comprehensive list of physical constants, organized by category for easy searching. This app supports all AppStore languages and allows users to report corrections via email.

**Highlights:** Physical constants database, Categorized by topic, Search functionality, Multi-language support, User feedback for corrections

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

**In-app purchases:** none


### QuantIC

[App page](https://appshunter.io/ios/app/quantic/id1414215959)

Explore advanced imaging technologies using augmented reality. Scan QR codes to visualize concepts like cameras that see around corners and image invisible gases. This free educational tool demonstrates cutting-edge quantum physics research.

**Highlights:** 3D augmented reality visualization, Demonstrates quantum imaging tech, See around corners simulation, Image invisible gases simulation, QR code scanning interaction, Free educational resource

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Physical Constants free?

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

### Is QuantIC free?

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

### Which has better reviews, Physical Constants or QuantIC?

Physical Constants and QuantIC are both rated 3.3 out of 5 on the App Store, from 3 and 4 ratings respectively.

### Do Physical Constants or QuantIC have ads?

Physical Constants shows ads; QuantIC does not.

### Which is updated more often, Physical Constants or QuantIC?

Physical Constants ships an update every 9 months, and QuantIC every 9 days. Most recently, Physical Constants was updated on August 24, 2026 and QuantIC on June 1, 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.*