# PhysicsGraph vs HARAKU

The clearest difference is ads: PhysicsGraph at none against HARAKU's shown. PhysicsGraph also leads on iOS requirement (9.0 vs 13.0). On price, update cadence, 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.

PhysicsGraph ships an update every 5 days, HARAKU weekly. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PhysicsGraph | HARAKU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Size | 12 MB | 24 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yaneurabeya](https://appshunter.io/developer/380856441) | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) |

## What reviewers say

### PhysicsGraph

[App page](https://appshunter.io/ios/app/physicsgraph/id1214718820)

**Features:** macOS Compatibility

**In-app purchases:** none


### HARAKU

[App page](https://appshunter.io/ios/app/haraku/id6759958253)

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

**In-app purchases:** none


## Frequently asked questions

### Is PhysicsGraph free?

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

### Is HARAKU free?

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

### Do PhysicsGraph or HARAKU have ads?

HARAKU shows ads; PhysicsGraph does not.

### Which is updated more often, PhysicsGraph or HARAKU?

PhysicsGraph ships an update every 5 days, and HARAKU weekly. Most recently, PhysicsGraph was updated on October 7, 2026 and HARAKU on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*