# Marine Box vs Reefmaster Piper

The clearest difference is price: Reefmaster Piper at Free against Marine Box's $1.99. Reefmaster Piper also leads on iOS requirement (15.0 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Reefmaster Piper is free to download; Marine Box costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Marine Box ships an update every 3 weeks, Reefmaster Piper monthly. The most recent releases landed on September 21, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Marine Box | Reefmaster Piper |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.4 (77 ratings)](https://appshunter.io/ios/app/marine-box/id971816198/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 47.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Paid | — |
| Size | 45 MB | 115 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Raynald Im](https://appshunter.io/developer/971816197) | [Reefmaster](https://appshunter.io/developer/1569183159) |

## 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


### Reefmaster Piper

[App page](https://appshunter.io/ios/app/reefmaster-piper/id6741764293)

**In-app purchases:** none


## Frequently asked questions

### Is Marine Box free?

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

### Is Reefmaster Piper free?

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

### Do Marine Box or Reefmaster Piper have ads?

Neither Marine Box nor Reefmaster Piper shows ads.

### Which is updated more often, Marine Box or Reefmaster Piper?

Marine Box ships an update every 3 weeks, and Reefmaster Piper monthly. Most recently, Marine Box was updated on September 21, 2026 and Reefmaster Piper on September 6, 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.*