# InnoReef vs Reef Diary Aquarium Management

The clearest difference is in-app purchases: InnoReef at none against Reef Diary Aquarium Management's 4. InnoReef also leads on iOS requirement (12.0 vs 15.1). Reef Diary Aquarium Management's advantage is update cadence (monthly vs every 6 months) and device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Reef Diary Aquarium Management sells 4 in-app purchases, starting at $2.99 per month. InnoReef asks for nothing beyond the download.

InnoReef ships an update every 6 months, Reef Diary Aquarium Management monthly. The most recent releases landed on October 26, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | InnoReef | Reef Diary Aquarium Management |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/reef-diary-aquarium-management/id6746352304/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 5 MB | 58 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [精豪 薛](https://appshunter.io/developer/1521407500) | [Christian Buchholz](https://appshunter.io/developer/1816370032) |

## What reviewers say

### InnoReef

[App page](https://appshunter.io/ios/app/innoreef/id1413545303)

**Features:** macOS Compatibility

**In-app purchases:** none


### Reef Diary Aquarium Management

[App page](https://appshunter.io/ios/app/reef-diary-aquarium-management/id6746352304)

Manage your reef or freshwater aquarium with this comprehensive tool. Track water parameters, schedule maintenance, and monitor your aquatic life and equipment. Works offline to keep your ecosystem healthy and thriving.

**Highlights:** Smart parameter tracking for reef and freshwater, Visual trend charts for water parameters, Multiple tank support, Equipment and livestock inventory, Maintenance task scheduler with reminders, Offline functionality

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reef Diary - Monthly | $2.99 | per month |
| Reef Diary - Yearly | $24.99 | per year |
| Enterprise Monthly Subscription | $89.99 | per month |
| ReefDiary Yearly Enterprise | $699.00 | per year |


## Frequently asked questions

### Is InnoReef free?

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

### Is Reef Diary Aquarium Management free?

Reef Diary Aquarium Management is free to download, with in-app purchases available.

### Do InnoReef or Reef Diary Aquarium Management have ads?

Neither InnoReef nor Reef Diary Aquarium Management shows ads.

### Which is updated more often, InnoReef or Reef Diary Aquarium Management?

InnoReef ships an update every 6 months, and Reef Diary Aquarium Management monthly. Most recently, InnoReef was updated on October 26, 2026 and Reef Diary Aquarium Management on October 4, 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.*