# AquaticLog vs AquariumNotes

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

Both are free to download. AquaticLog sells 3 in-app purchases, starting at $4.99 per month and AquariumNotes sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

AquaticLog ships an update weekly, AquariumNotes monthly. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | AquaticLog | AquariumNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (401 ratings)](https://appshunter.io/ios/app/aquaticlog/id583895470/reviews)** | — |
| Number of ratings | **401** | — |
| Positive reviews | 70.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Freemium | — |
| Size | 21 MB | 7 MB |
| Requires iOS | 18.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lonnex Inc](https://appshunter.io/developer/1547270716) | [Yusuke Morimoto](https://appshunter.io/developer/1702989537) |

## What reviewers say

### AquaticLog

[App page](https://appshunter.io/ios/app/aquaticlog/id583895470)

Manage your aquarium with this comprehensive platform. Track water parameters, schedule maintenance, log livestock, and document your tank's progress with photos and videos. Connect controllers for automatic data import and sync across devices.

**Highlights:** Water parameter tracking, Smart reminders for maintenance, Livestock management, Equipment and dosing logs, Controller integration, Photo and video diary, Community features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription | $4.99 | per month |
| Pro Yearly Membership | $39.99 | per year |
| Pro Lifetime Membership | $149.99 | one-time |


### 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 AquaticLog free?

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

### Is AquariumNotes free?

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

### Do AquaticLog or AquariumNotes have ads?

AquariumNotes shows ads; AquaticLog does not.

### Which is updated more often, AquaticLog or AquariumNotes?

AquaticLog ships an update weekly, and AquariumNotes monthly. Most recently, AquaticLog was updated on September 21, 2026 and AquariumNotes on September 23, 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.*