# Aquabuildr vs GHK

The clearest difference is ads: GHK at none against Aquabuildr's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Aquabuildr sells 2 in-app purchases, starting at $4.99 per month and GHK sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Aquabuildr | GHK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (271 ratings)](https://appshunter.io/ios/app/aquabuildr/id1568234361/reviews)** | — |
| Number of ratings | **271** | — |
| Positive reviews | 35.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Freemium | — |
| Size | 157 MB | 13 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Futrix, L.L.C](https://appshunter.io/developer/1706947024) | [DUSTIN LEE COVINGTON](https://appshunter.io/developer/1892666342) |

## What reviewers say

### Aquabuildr

[App page](https://appshunter.io/ios/app/aquabuildr/id1568234361)

Manage and build your fish tank with this comprehensive app. Features include fish compatibility, water parameter logging, task reminders, and AI chat support to ensure a healthy and educational aquarium hobby.

**Highlights:** Fish compatibility algorithm, Dosing diary & water parameter logging, To-do tasks & reminders, Tank history logging, AI chat support, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $4.99 | per month |
| Yearly Premium Access | $39.99 | per year |

**What reviewers like**

- 💡 Great concept and idea
- 👍 Well-designed UI
- 😊 Good for beginners
- ✅ Helpful for enthusiasts
- ✨ Explains aquarium setup well

**What reviewers complain about**

- ❌ Paid for Pro, not received
- ❌ Bad execution, annoying app
- ❌ Subscription issues with multiple tanks
- ❌ Glitchy, error messages
- ❌ Paid for premium, not working

**Reported bugs**

- App will not acknowledge Pro subscription after payment
- App is annoying and not good
- Error message: 'type ‘Null’ is not a subtype of type ‘num’ in type cast'
- Cannot use premium features after paying
- No response from customer service

**Requested features**

- Add more fish species
- Add Axolotls
- Add Piranha groups
- Incorporate all fish species
- Add nitrate parameter


### GHK

[App page](https://appshunter.io/ios/app/ghk-cu-dilution-guide/id6792575448)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GHK-Cu Pro | $4.99 | one-time |


## Frequently asked questions

### Is Aquabuildr free?

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

### Is GHK free?

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

### Do Aquabuildr or GHK have ads?

Aquabuildr shows ads; GHK does not.

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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.*