# HARAKU vs Filtroscope

The clearest difference is ads: Filtroscope at none against HARAKU's shown. Filtroscope also leads on update cadence (daily vs every 10 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

HARAKU ships an update every 10 days, Filtroscope daily. Both last shipped on October 25, 2026.

## The numbers

| Metric | HARAKU | Filtroscope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | **Daily** |
| Size | 24 MB | 12 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fuji Bit Inc.](https://appshunter.io/developer/1874205957) | [Thomas Roy](https://appshunter.io/developer/6780095310) |

## What reviewers say

### HARAKU

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

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

**In-app purchases:** none


### Filtroscope

[App page](https://appshunter.io/ios/app/filtroscope/id6780152202)

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

**In-app purchases:** none


## Frequently asked questions

### Is HARAKU free?

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

### Is Filtroscope free?

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

### Do HARAKU or Filtroscope have ads?

HARAKU shows ads; Filtroscope does not.

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

HARAKU ships an update every 10 days, and Filtroscope daily. Most recently, HARAKU was updated on October 25, 2026 and Filtroscope on October 25, 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.*