# AstroWalk vs PFCトラッカー

The clearest difference is in-app purchases: PFCトラッカー at none against AstroWalk's 2. PFCトラッカー also leads on ads (none vs shown) and iOS requirement (16.0 vs 18.2). AstroWalk's advantage is update cadence (every 2 days vs every 5 days). On price and device support there is nothing between them.

Both are free to download. AstroWalk sells 2 in-app purchases, starting at $4.99 per month. PFCトラッカー asks for nothing beyond the download.

AstroWalk ships an update every 2 days, PFCトラッカー every 5 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AstroWalk | PFCトラッカー |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 1 MB |
| Requires iOS | 18.2 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rin Takemura](https://appshunter.io/developer/1526931035) | [Shin Nakagaki](https://appshunter.io/developer/6811163471) |

## What reviewers say

### AstroWalk

[App page](https://appshunter.io/ios/app/astrowalk-step-through-space/id6797235820)

This app transforms your daily steps into a journey through the solar system. Walk to virtually travel between planets and moons, collecting them as you go. A premium upgrade unlocks the full solar system and removes ads.

**Highlights:** Step count converted to solar system distance, Virtual travel to planets and moons, Collection of reached celestial bodies, Home screen widget for progress tracking, Health app integration for step data, Premium unlock for full solar system

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AstroWalk Premium Plan | $4.99 | per month |
| AstroWalk Premium Plan | $34.99 | per year |


### PFCトラッカー

[App page](https://appshunter.io/ios/app/pfc/id6811163469)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AstroWalk free?

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

### Is PFCトラッカー free?

PFCトラッカー is free to download, with no in-app purchases.

### Do AstroWalk or PFCトラッカー have ads?

AstroWalk shows ads; PFCトラッカー does not.

### Which is updated more often, AstroWalk or PFCトラッカー?

AstroWalk ships an update every 2 days, and PFCトラッカー every 5 days. Most recently, AstroWalk was updated on October 15, 2026 and PFCトラッカー on October 9, 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.*