# AQUARIUM STUDIO vs AquariumNotes

The clearest difference is in-app purchases: AQUARIUM STUDIO at none against AquariumNotes's 3. AQUARIUM STUDIO also leads on ads (none vs shown) and iOS requirement (8.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. AquariumNotes sells 3 in-app purchases, starting at $2.99 per month. AQUARIUM STUDIO asks for nothing beyond the download.

AQUARIUM STUDIO ships an update fortnightly, AquariumNotes monthly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AQUARIUM STUDIO | AquariumNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Monthly |
| Size | 3 MB | 7 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sooyeong JEONG](https://appshunter.io/developer/1463252964) | [Yusuke Morimoto](https://appshunter.io/developer/1702989537) |

## What reviewers say

### AQUARIUM STUDIO

[App page](https://appshunter.io/ios/app/aquarium-studio/id1463252965)

**Features:** macOS Compatibility

**In-app purchases:** none


### AquariumNotes

[App page](https://appshunter.io/ios/app/aquariumnotes/id6480376453)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PremiumMember/1Month | $2.99 | per month |
| PremiumMember/6Month | $9.99 | per 6 months |
| PremiumMember/1Year | $19.99 | per year |


## Frequently asked questions

### Is AQUARIUM STUDIO free?

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

### Is AquariumNotes free?

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

### Do AQUARIUM STUDIO or AquariumNotes have ads?

AquariumNotes shows ads; AQUARIUM STUDIO does not.

### Which is updated more often, AQUARIUM STUDIO or AquariumNotes?

AQUARIUM STUDIO ships an update fortnightly, and AquariumNotes monthly. Most recently, AQUARIUM STUDIO was updated on October 7, 2026 and AquariumNotes on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*