# katrlog vs Inventory Tracker

katrlog and Inventory Tracker both sit at 3.0 stars, but that hides the real split: 50% of Inventory Tracker's written reviews are positive against 0% of katrlog's. Inventory Tracker also leads on iOS requirement (12.0 vs 15.6). katrlog's advantage is in-app purchases (none vs 2) and update cadence (every 2 weeks vs every 6 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Inventory Tracker sells 2 in-app purchases, starting at $5.99 per 7 days. katrlog asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.0 for katrlog against 3.0 for Inventory Tracker. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews are what separate them: 0% of katrlog's written reviews are positive against 50% of Inventory Tracker's.

katrlog ships an update every 2 weeks, Inventory Tracker every 6 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | katrlog | Inventory Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/katrlog/id1068351594/reviews) | [3.0 (3 ratings)](https://appshunter.io/ios/app/inventory-tracker-smart-stock/id6747641386/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 54 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A AND J APPS PTY LTD](https://appshunter.io/developer/1182201859) | [Manuel Worlitzer](https://appshunter.io/developer/1785527240) |

## What reviewers say

### katrlog

[App page](https://appshunter.io/ios/app/katrlog/id1068351594)

This app allows users to create custom catalogs for any type of collection. Define your own categories and properties to track what matters most to you, with options for offline use or iCloud sync.

**Highlights:** Customizable categories and properties, Templates for consistent data entry, In-app image capture and editing, Fast search and browsing, Offline data storage, iCloud sync across devices, Open database format for portability

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

**In-app purchases:** none


### Inventory Tracker

[App page](https://appshunter.io/ios/app/inventory-tracker-smart-stock/id6747641386)

Manage your inventory with a fast barcode scanner and powerful analytics. Track stock levels, identify low items, and monitor value. Organize products with custom categories and locations, and collaborate with others.

**Highlights:** Ultra-fast barcode scanner, Unlimited items, categories, and locations, Smart filters for low-stock and expiring items, Real-time analytics on stock value and profit, Bulk CSV/JSON export and import, Offline data storage, Customizable alerts for stock and expiry

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inventory Tracker Premium | $5.99 | per 7 days |
| Inventory Tracker Premium | $79.99 | per year |


## Frequently asked questions

### Is katrlog free?

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

### Is Inventory Tracker free?

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

### Which has better reviews, katrlog or Inventory Tracker?

katrlog and Inventory Tracker are both rated 3.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do katrlog or Inventory Tracker have ads?

Neither katrlog nor Inventory Tracker shows ads.

### Which is updated more often, katrlog or Inventory Tracker?

katrlog ships an update every 2 weeks, and Inventory Tracker every 6 weeks. Most recently, katrlog was updated on October 10, 2026 and Inventory Tracker on October 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.*