# PetPals Memories vs RUA TRACE

The clearest difference is in-app purchases: RUA TRACE at none against PetPals Memories's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PetPals Memories sells 4 one-off in-app purchases. RUA TRACE asks for nothing beyond the download.

PetPals Memories ships an update every 6 days, RUA TRACE every 8 days. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | PetPals Memories | RUA TRACE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 8 days |
| Size | 35 MB | 41 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takatoshi Tsujimura](https://appshunter.io/developer/1590252298) | [MINSEO KANG](https://appshunter.io/developer/6799993381) |

## What reviewers say

### PetPals Memories

[App page](https://appshunter.io/ios/app/petpals-memories/id6465617779)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Image search function | $0.99 | one-time |
| Map location edit | $1.99 | one-time |
| Data share and backup | $1.99 | one-time |
| COMBO All additional features | $3.99 | one-time |


### RUA TRACE

[App page](https://appshunter.io/ios/app/rua-trace/id6799993379)

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

**In-app purchases:** none


## Frequently asked questions

### Is PetPals Memories free?

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

### Is RUA TRACE free?

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

### Do PetPals Memories or RUA TRACE have ads?

Neither PetPals Memories nor RUA TRACE shows ads.

### Which is updated more often, PetPals Memories or RUA TRACE?

PetPals Memories ships an update every 6 days, and RUA TRACE every 8 days. Most recently, PetPals Memories was updated on October 4, 2026 and RUA TRACE on October 8, 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.*