# KaKa vs Aquarium Tracker

The clearest difference is in-app purchases: KaKa at none against Aquarium Tracker's 3. KaKa also leads on ads (none vs shown) and update cadence (every 6 days vs monthly). On price and device support there is nothing between them.

Both are free to download. Aquarium Tracker sells 3 in-app purchases, starting at $5.99 per month. KaKa asks for nothing beyond the download.

KaKa ships an update every 6 days, Aquarium Tracker monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | KaKa | Aquarium Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/aquarium-tracker-acuaryo/id6749809692/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 60 MB |
| Requires iOS | **12.4** | 16.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [IoT (Shenzhen) Sharing Technology Co., Ltd](https://appshunter.io/developer/1726546490) | [Akyno Apps](https://appshunter.io/developer/1827845576) |

## What reviewers say

### KaKa

[App page](https://appshunter.io/ios/app/kaka/id6476378497)

**In-app purchases:** none


### Aquarium Tracker

[App page](https://appshunter.io/ios/app/aquarium-tracker-acuaryo/id6749809692)

Organize and track all your aquarium logs, parameters, and maintenance tasks in one place. This personal assistant helps you monitor livestock, water quality, and essential care routines to ensure a healthy and thriving aquatic environment.

**Highlights:** Organize multiple aquariums, Manage livestock and health, Track water parameters, Schedule maintenance tasks, Complete aquarium history, Visual parameter alerts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Monthly | $5.99 | per month |
| PRO Annual | $34.99 | per year |
| Remove Ads | $12.99 | one-time |


## Frequently asked questions

### Is KaKa free?

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

### Is Aquarium Tracker free?

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

### Do KaKa or Aquarium Tracker have ads?

Aquarium Tracker shows ads; KaKa does not.

### Which is updated more often, KaKa or Aquarium Tracker?

KaKa ships an update every 6 days, and Aquarium Tracker monthly. Most recently, KaKa was updated on October 30, 2026 and Aquarium Tracker on October 30, 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.*