# AR Circuits 4D  |  Physics vs Spelling Bee Trainer

The clearest difference is in-app purchases: AR Circuits 4D  |  Physics at none against Spelling Bee Trainer's 1. AR Circuits 4D  |  Physics also leads on iOS requirement (7.0 vs 17.6). Spelling Bee Trainer's advantage is update cadence (every 10 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Spelling Bee Trainer sells 1 one-off in-app purchase. AR Circuits 4D  |  Physics asks for nothing beyond the download.

AR Circuits 4D  |  Physics ships an update every 3 weeks, Spelling Bee Trainer every 10 days. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | AR Circuits 4D  |  Physics | Spelling Bee Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (10 ratings)](https://appshunter.io/ios/app/ar-circuits-4d-physics/id1281271407/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 158 MB | 1 MB |
| Requires iOS | **7.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Valeriy Danyuk](https://appshunter.io/developer/1262401022) | [Joaquin Llaneza Cabero](https://appshunter.io/developer/951451043) |

## What reviewers say

### AR Circuits 4D  |  Physics

[App page](https://appshunter.io/ios/app/ar-circuits-4d-physics/id1281271407)

Explore and build various circuit boards using augmented reality. This educational game allows children to safely experiment with electrical components and measure voltage and current intensity. It offers a safe and cost-free alternative to hands-on experimentation.

**Highlights:** Augmented reality circuit building, Explore sequential, parallel, and combined boards, Measure voltage and current intensity, Controllable component resistances, Safe and cost-free experimentation

**Features:** macOS Compatibility

**In-app purchases:** none


### Spelling Bee Trainer

[App page](https://appshunter.io/ios/app/spelling-bee-trainer/id6806062694)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Desbloquear ilimitado | $4.99 | one-time |


## Frequently asked questions

### Is AR Circuits 4D  |  Physics free?

AR Circuits 4D  |  Physics is free to download, with no in-app purchases.

### Is Spelling Bee Trainer free?

Spelling Bee Trainer is free to download, with in-app purchases available.

### Do AR Circuits 4D  |  Physics or Spelling Bee Trainer have ads?

Neither AR Circuits 4D  |  Physics nor Spelling Bee Trainer shows ads.

### Which is updated more often, AR Circuits 4D  |  Physics or Spelling Bee Trainer?

AR Circuits 4D  |  Physics ships an update every 3 weeks, and Spelling Bee Trainer every 10 days. Most recently, AR Circuits 4D  |  Physics was updated on October 2, 2026 and Spelling Bee Trainer on October 5, 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.*