# Astral Memory vs Biologysolves

The clearest difference is device support: Biologysolves at 3 against Astral Memory's 1. Biologysolves also leads on iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Astral Memory sells 1 in-app purchase, starting at $2.99 per month and Biologysolves sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Astral Memory | Biologysolves |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 2 MB | 48 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Living Companions LLC](https://appshunter.io/developer/1835267973) | [Ayhan Basmisirli](https://appshunter.io/developer/1781345883) |

## What reviewers say

### Astral Memory

[App page](https://appshunter.io/ios/app/astral-memory/id6754609998)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astral Memory Premium (Monthly) | $2.99 | per month |


### Biologysolves

[App page](https://appshunter.io/ios/app/biologysolves/id6756968176)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biologysolves Week | $5.99 | per 7 days |
| Biologysolves Month | $24.99 | per month |
| Biologysolves Year | $99.99 | per year |


## Frequently asked questions

### Is Astral Memory free?

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

### Is Biologysolves free?

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

### Do Astral Memory or Biologysolves have ads?

Neither Astral Memory nor Biologysolves shows ads.

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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.*