# ARITAKA vs Harmonograph

The clearest difference is price: Harmonograph at Free against ARITAKA's $9.99. ARITAKA's advantage is ads (none vs shown) and update cadence (every 4 days vs every 10 days). On in-app purchases, device support and iOS requirement there is nothing between them.

Harmonograph is free to download; ARITAKA costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ARITAKA ships an update every 4 days, Harmonograph every 10 days. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | ARITAKA | Harmonograph |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 10 days |
| Monetization | Paid | — |
| Size | 22 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [charapla](https://appshunter.io/developer/765338912) | [Takashi Nemoto](https://appshunter.io/developer/6790828928) |

## What reviewers say

### ARITAKA

[App page](https://appshunter.io/ios/app/aritaka/id6782259913)

Explore astrological concepts with detailed visualizations of planets, signs, and houses from multiple perspectives. Understand celestial motion and chart interpretations through interactive 3D simulations and traditional astrological tools.

**Highlights:** Sphere View: celestial sphere visualization, Sky Chart View: 3D horizon and meridian projection, Stereographic View: free sky navigation, Solar System View: objective chart vantage point, Multiple house systems and ayanamsha options, Direct date/time editing with VCR controls, Screenshot and URL sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### Harmonograph

[App page](https://appshunter.io/ios/app/harmonograph-pendulum-art/id6794857269)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARITAKA free?

ARITAKA costs $9.99, with no in-app purchases.

### Is Harmonograph free?

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

### Do ARITAKA or Harmonograph have ads?

Harmonograph shows ads; ARITAKA does not.

### Which is updated more often, ARITAKA or Harmonograph?

ARITAKA ships an update every 4 days, and Harmonograph every 10 days. Most recently, ARITAKA was updated on October 9, 2026 and Harmonograph on October 2, 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.*