# Fishbit vs Knockdog

The clearest difference is update cadence: Fishbit at monthly against Knockdog's every 3 months. Fishbit also leads on iOS requirement (9.1 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fishbit ships an update monthly, Knockdog every 3 months. Both last shipped on September 24, 2026.

## The numbers

| Metric | Fishbit | Knockdog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (5 ratings)](https://appshunter.io/ios/app/fishbit/id1126601345/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | — |
| Size | 62 MB | 35 MB |
| Requires iOS | **9.1** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Current Labs Inc.](https://appshunter.io/developer/1022205433) | [eunhee gwak](https://appshunter.io/developer/1744130117) |

## What reviewers say

### Fishbit

[App page](https://appshunter.io/ios/app/fishbit/id1126601345)

This app helps aquarium hobbyists monitor and manage their fish tanks. It provides real-time data on water parameters, allows equipment control, and sends instant alerts for proactive care, ensuring a more enjoyable and secure fishkeeping experience.

**Highlights:** Monitor aquarium vitals, Control aquarium equipment, Instant alerts for critical levels, View insightful charts and graphs, Input water parameters (temperature, pH, salinity, etc.), Add aquarium livestock for insights, Set reminders and schedules

**Features:** macOS Compatibility

**In-app purchases:** none


### Knockdog

[App page](https://appshunter.io/ios/app/knockdog/id6754978978)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fishbit free?

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

### Is Knockdog free?

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

### Do Fishbit or Knockdog have ads?

Neither Fishbit nor Knockdog shows ads.

### Which is updated more often, Fishbit or Knockdog?

Fishbit ships an update monthly, and Knockdog every 3 months. Most recently, Fishbit was updated on September 24, 2026 and Knockdog on September 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.*