# A vs IGCSE Physics Notes

The clearest difference is iOS requirement: A at 18.0 against IGCSE Physics Notes's 26.4. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. A sells 1 one-off in-app purchase and IGCSE Physics Notes sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

A ships an update every 2 weeks, IGCSE Physics Notes every 10 days. The most recent releases landed on October 27, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | A | IGCSE Physics Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 271 MB | 43 MB |
| Requires iOS | **18.0** | 26.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ogumo Co., Ltd.](https://appshunter.io/developer/1289277557) | [Hareendra Dhanushka Bandara Jayasingha Gamage](https://appshunter.io/developer/1718176438) |

## What reviewers say

### A

[App page](https://appshunter.io/ios/app/a-physics-mechanics/id6670272249)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $5.99 | one-time |


### IGCSE Physics Notes

[App page](https://appshunter.io/ios/app/igcse-physics-notes/id6776675569)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |
| 6 Month Premium | $44.99 | per 6 months |
| Annual Premium | $69.99 | per year |


## Frequently asked questions

### Is A free?

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

### Is IGCSE Physics Notes free?

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

### Do A or IGCSE Physics Notes have ads?

Neither A nor IGCSE Physics Notes shows ads.

### Which is updated more often, A or IGCSE Physics Notes?

A ships an update every 2 weeks, and IGCSE Physics Notes every 10 days. Most recently, A was updated on October 27, 2026 and IGCSE Physics Notes on November 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.*