# Reef.Tools vs Reeflow

The clearest difference is in-app purchases: Reef.Tools at none against Reeflow's 2. Reef.Tools also leads on iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Reeflow sells 2 in-app purchases, starting at $4.99 per month. Reef.Tools asks for nothing beyond the download.

## The numbers

| Metric | Reef.Tools | Reeflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/reeftools/id6739948464/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Monetization | Free | — |
| Size | 32 MB | 16 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ivena LLC](https://appshunter.io/developer/1787597398) | [Arif OZELCI](https://appshunter.io/developer/1768734602) |

## What reviewers say

### Reef.Tools

[App page](https://appshunter.io/ios/app/reeftools/id6739948464)

This app simplifies reef tank maintenance with science-backed tools. It offers a precision dosing calculator for over 30 elements, customizable schedules, and insights into water chemistry. Compare your tank's parameters to natural ocean values.

**Highlights:** Precision dosing calculator for 30+ elements, Customizable dosing schedules, Reef chemistry insights, Support for multiple brands and custom targets, Comparison to natural ocean parameters

**Features:** macOS Compatibility

**In-app purchases:** none


### Reeflow

[App page](https://appshunter.io/ios/app/reeflow-reef-log-and-dosing/id6789868508)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reeflow Pro | $4.99 | per month |
| Reeflow Pro | $34.99 | per year |


## Frequently asked questions

### Is Reef.Tools free?

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

### Is Reeflow free?

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

### Do Reef.Tools or Reeflow have ads?

Neither Reef.Tools nor Reeflow shows ads.

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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.*