# Physics AI vs Physics Ai

The clearest difference is update cadence: Physics Ai at every 3 days against Physics AI's every 4 months. Physics Ai also leads on iOS requirement (15.0 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Physics AI sells 2 in-app purchases, starting at $3.99 per 7 days and Physics Ai sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Physics AI ships an update every 4 months, Physics Ai every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Physics AI | Physics Ai |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 days** |
| Size | 23 MB | 65 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ideas All Day Ltd.](https://appshunter.io/developer/1628099296) | [Codememory LLC](https://appshunter.io/developer/1474903109) |

## What reviewers say

### Physics AI

[App page](https://appshunter.io/ios/app/physics-ai-photo-solver/id6758246632)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $3.99 | per 7 days |
| Unlimited Access | $29.99 | per year |


### Physics Ai

[App page](https://appshunter.io/ios/app/physics-ai-study-and-solve/id6758949899)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $29.99 | per year |
| Physics Ai Pro Lifetime | $69.99 | one-time |


## Frequently asked questions

### Is Physics AI free?

Physics AI is free to download, with in-app purchases available.

### Is Physics Ai free?

Physics Ai is free to download, with in-app purchases available.

### Do Physics AI or Physics Ai have ads?

Neither Physics AI nor Physics Ai shows ads.

### Which is updated more often, Physics AI or Physics Ai?

Physics AI ships an update every 4 months, and Physics Ai every 3 days. Most recently, Physics AI was updated on October 25, 2026 and Physics Ai on October 24, 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.*