# Reef Guide vs FishRoom

The clearest difference is price: FishRoom at Free against Reef Guide's $1.99. FishRoom also leads on update cadence (every 2 months vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

FishRoom is free to download; Reef Guide costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Reef Guide ships an update every 6 months, FishRoom every 2 months. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Reef Guide | FishRoom |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fishroom/id6761975871/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 1.8 GB | 155 MB |
| Requires iOS | **14** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Harald Feiste](https://appshunter.io/developer/1021088671) | [Divino Cesar Soares Lucas](https://appshunter.io/developer/1892262121) |

## What reviewers say

### Reef Guide

[App page](https://appshunter.io/ios/app/reef-guide/id1021088672)

**Features:** macOS Compatibility

**In-app purchases:** none


### FishRoom

[App page](https://appshunter.io/ios/app/fishroom/id6761975871)

This app helps aquarium hobbyists manage their tanks by tracking water parameters, inhabitants, and maintenance routines. It offers identification tools, a species catalog, and educational guides to enhance the aquarium keeping experience.

**Highlights:** Track water parameters and trends, Log fish, plants, and equipment, Plan future aquarium setups, Identify species with camera, Browse extensive species catalog, Interactive educational guides

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

**In-app purchases:** none


## Frequently asked questions

### Is Reef Guide free?

Reef Guide costs $1.99, with no in-app purchases.

### Is FishRoom free?

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

### Do Reef Guide or FishRoom have ads?

Neither Reef Guide nor FishRoom shows ads.

### Which is updated more often, Reef Guide or FishRoom?

Reef Guide ships an update every 6 months, and FishRoom every 2 months. Most recently, Reef Guide was updated on October 8, 2026 and FishRoom on October 5, 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.*