# Pet Journal vs Aimo

The clearest difference is update cadence: Aimo at weekly against Pet Journal's monthly. 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.

Pet Journal ships an update monthly, Aimo weekly. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Pet Journal | Aimo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 55 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Elena Anghel](https://appshunter.io/developer/1780729890) | [Xiao Lang](https://appshunter.io/developer/1887985261) |

## What reviewers say

### Pet Journal

[App page](https://appshunter.io/ios/app/pet-journal-tailnotes/id6745961665)

**In-app purchases:** none


### Aimo

[App page](https://appshunter.io/ios/app/aimo-pet-journal/id6765947745)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pet Journal free?

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

### Is Aimo free?

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

### Do Pet Journal or Aimo have ads?

Neither Pet Journal nor Aimo shows ads.

### Which is updated more often, Pet Journal or Aimo?

Pet Journal ships an update monthly, and Aimo weekly. Most recently, Pet Journal was updated on June 1, 2026 and Aimo on September 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.*