# Marine Box vs Reefability

The clearest difference is price: Reefability at Free against Marine Box's $1.99. Reefability also leads on update cadence (daily vs every 3 weeks) and iOS requirement (15.0.0 vs 26.0). Marine Box's advantage is rating (4.4 vs 3.2) and in-app purchases (none vs 9). On ratings volume, ads and device support there is nothing between them.

Reefability is free to download; Marine Box costs $1.99 up front. Reefability sells 9 in-app purchases, starting at $9.99 per month. Marine Box asks for nothing beyond the download.

Marine Box holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 77 and 37 respectively. Written reviews point the same way: 48% of Marine Box's written reviews are positive against 38% of Reefability's.

Marine Box ships an update every 3 weeks, Reefability daily. Both last shipped on October 24, 2026.

## The numbers

| Metric | Marine Box | Reefability |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.4 (77 ratings)](https://appshunter.io/ios/app/marine-box/id971816198/reviews)** | [3.2 (37 ratings)](https://appshunter.io/ios/app/reefability/id6636472070/reviews) |
| Number of ratings | **77** | 37 |
| Positive reviews | **47.8% of reviews** | 38.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 45 MB | 119 MB |
| Requires iOS | 26.0 | **15.0.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Raynald Im](https://appshunter.io/developer/971816197) | [Reefability LLC](https://appshunter.io/developer/1762764786) |

## What reviewers say

### Marine Box

[App page](https://appshunter.io/ios/app/marine-box/id971816198)

Manage your reef aquarium with this comprehensive app. Track all parameters, livestock, and maintenance schedules. Includes calculators for dosing and recipes for beginners.

**Highlights:** Unlimited aquarium tracking, Parameter tracking and graphing, Maintenance scheduling and reminders, Livestock and food tracking, Dosing calculators, Aquarium recipes for beginners, Data sharing

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

**In-app purchases:** none


### Reefability

[App page](https://appshunter.io/ios/app/reefability/id6636472070)

This AI-powered app offers scientific precision for managing coral reef aquariums. It analyzes microbiome health, water chemistry, and light optimization, and can identify issues from tank photos. It provides tools for hobbyists and professionals to maintain thriving reef ecosystems.

**Highlights:** AI-driven analysis of reef tank health, Smart photo diagnostics for issue identification, Evidence-based solutions and recommendations, Ecosystem stability insights, Professional tools for reef stores and professionals, Integrated parameter monitoring

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month | $9.99 | per month |
| Controller plan (monthly) | $11.99 | per month |
| 12-Month | $34.99 | per year |
| Controller plan (annual) | $49.99 | per year |
| Day pass | $1.99 | one-time |
| 5 tank rebuilds | $2.99 | one-time |
| Week pass | $4.99 | one-time |
| 15 tank rebuilds | $6.99 | one-time |
| Month pass | $12.99 | one-time |


## Frequently asked questions

### Is Marine Box free?

Marine Box costs $1.99, with no in-app purchases.

### Is Reefability free?

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

### Which has better reviews, Marine Box or Reefability?

Marine Box is rated higher. Marine Box averages 4.4 out of 5 from 77 ratings, while Reefability averages 3.2 from 37 ratings.

### Do Marine Box or Reefability have ads?

Neither Marine Box nor Reefability shows ads.

### Which is updated more often, Marine Box or Reefability?

Marine Box ships an update every 3 weeks, and Reefability daily. Most recently, Marine Box was updated on October 24, 2026 and Reefability on October 24, 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.*