# WatchMemory vs Prophecology

The clearest difference is iOS requirement: Prophecology at 13.0 against WatchMemory's 15.1. On price, ads, 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.

## The numbers

| Metric | WatchMemory | Prophecology |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 39 MB | 32 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryoya Anno](https://appshunter.io/developer/1863884808) | [NAOMI COOK](https://appshunter.io/developer/1465138807) |

## What reviewers say

### WatchMemory

[App page](https://appshunter.io/ios/app/watchmemory/id6757134610)

**Features:** macOS Compatibility

**In-app purchases:** none


### Prophecology

[App page](https://appshunter.io/ios/app/prophecology/id6761080287)

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

**In-app purchases:** none


## Frequently asked questions

### Is WatchMemory free?

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

### Is Prophecology free?

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

### Do WatchMemory or Prophecology have ads?

Neither WatchMemory nor Prophecology 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.*