# aquaLine vs Reefability

The clearest difference is in-app purchases: aquaLine at none against Reefability's 2. aquaLine also leads on iOS requirement (13.0 vs 15.0.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Reefability sells 2 in-app purchases, starting at $5.99 per month. aquaLine asks for nothing beyond the download.

aquaLine ships an update weekly, Reefability every 4 days. The most recent releases landed on December 7, 2025 and September 23, 2026 respectively.

## The numbers

| Metric | aquaLine | Reefability |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.9 (29 ratings)](https://appshunter.io/ios/app/reefability/id6636472070/reviews)** |
| Number of ratings | — | **29** |
| Positive reviews | — | 26.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 70 MB |
| Requires iOS | **13.0** | 15.0.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [AUTOAQUA Technologies Co., Ltd.](https://appshunter.io/developer/1047552692) | [Reefability](https://appshunter.io/developer/1762764786) |

## What reviewers say

### aquaLine

[App page](https://appshunter.io/ios/app/aqualine/id1624406590)

**Features:** macOS Compatibility

**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, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Month | $5.99 | per month |
| 12-Month | $24.99 | per year |


## Frequently asked questions

### Is aquaLine free?

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

### Is Reefability free?

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

### Do aquaLine or Reefability have ads?

Neither aquaLine nor Reefability shows ads.

### Which is updated more often, aquaLine or Reefability?

aquaLine ships an update weekly, and Reefability every 4 days. Most recently, aquaLine was updated on December 7, 2025 and Reefability on September 23, 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.*