# Aura vs Cactus

The clearest difference is update cadence: Cactus at weekly against Aura's every 2 months. Aura's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Aura sells 2 in-app purchases, starting at $3.99 per month and Cactus sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Aura ships an update every 2 months, Cactus weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Aura | Cactus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cactus-ai-memory-sidekick/id6748361695/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 79 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Renasnce Studios Ltd](https://appshunter.io/developer/1590291709) | [Feidong Song](https://appshunter.io/developer/1792424713) |

## What reviewers say

### Aura

[App page](https://appshunter.io/ios/app/aura-help-achieving-goals/id6443995377)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aura Month | $3.99 | per month |
| Aura Year | $29.99 | per year |


### Cactus

[App page](https://appshunter.io/ios/app/cactus-ai-memory-sidekick/id6748361695)

An AI-powered assistant designed to help you manage your day, capture ideas, and organize tasks. It offers natural language interaction, voice input, and secure cloud synchronization for seamless productivity.

**Highlights:** AI-powered assistant, Natural language interaction, Voice capture for ideas, Task organization, Schedule management, Secure cloud sync

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium plan. | $14.99 | per month |
| Cactus Premium Annual | $59.99 | per year |


## Frequently asked questions

### Is Aura free?

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

### Is Cactus free?

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

### Do Aura or Cactus have ads?

Neither Aura nor Cactus shows ads.

### Which is updated more often, Aura or Cactus?

Aura ships an update every 2 months, and Cactus weekly. Most recently, Aura was updated on November 3, 2026 and Cactus on October 30, 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.*