# AI Trash Navi vs Cat Weight Tracker

The clearest difference is update cadence: AI Trash Navi at every 3 days against Cat Weight Tracker's every 3 weeks. Cat Weight Tracker's advantage is iOS requirement (15.0 vs 17.0). 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.

AI Trash Navi ships an update every 3 days, Cat Weight Tracker every 3 weeks. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AI Trash Navi | Cat Weight Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | — | Free |
| Size | 11 MB | 60 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SATOSHI UTSUNOMIYA](https://appshunter.io/developer/1871760212) | [Makino Shii](https://appshunter.io/developer/6777055904) |

## What reviewers say

### AI Trash Navi

[App page](https://appshunter.io/ios/app/ai-trash-navi/id6762267769)

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

**In-app purchases:** none


### Cat Weight Tracker

[App page](https://appshunter.io/ios/app/cat-weight-tracker/id6798534623)

Easily track your cat's weight by weighing yourself with and without them. Log entries in seconds and monitor for concerning weight loss with customizable alerts based on veterinary guidelines.

**Highlights:** Weigh cat while holding, Quick entry with pre-filled values, Home-screen widget for latest weight, Monitors for concerning weight loss, Customizable loss thresholds, Supports multiple scale types

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Trash Navi free?

AI Trash Navi is free to download, with no in-app purchases.

### Is Cat Weight Tracker free?

Cat Weight Tracker is free to download, with no in-app purchases.

### Do AI Trash Navi or Cat Weight Tracker have ads?

Neither AI Trash Navi nor Cat Weight Tracker shows ads.

### Which is updated more often, AI Trash Navi or Cat Weight Tracker?

AI Trash Navi ships an update every 3 days, and Cat Weight Tracker every 3 weeks. Most recently, AI Trash Navi was updated on October 31, 2026 and Cat Weight 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.*