# Cattus vs DB Component Decoder

The clearest difference is in-app purchases: DB Component Decoder at none against Cattus's 1. DB Component Decoder also leads on ads (none vs shown) and update cadence (every 3 days vs every 9 days). Cattus's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. Cattus sells 1 in-app purchase, starting at $24.99 per year. DB Component Decoder asks for nothing beyond the download.

Cattus ships an update every 9 days, DB Component Decoder every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cattus | DB Component Decoder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (57 ratings)](https://appshunter.io/ios/app/cattus-learn-latin/id1549661920/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 18 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Brasilia Tec](https://appshunter.io/developer/1549661922) | [Davide Bertolino](https://appshunter.io/developer/942509339) |

## What reviewers say

### Cattus

[App page](https://appshunter.io/ios/app/cattus-learn-latin/id1549661920)

Learn Latin from beginner to intermediate with an easy and effective platform. It guides you through the language's complexities with a focus on syntax and vocabulary, offering various practice exercises and complete grammatical tables.

**Highlights:** Beginner-friendly lessons, Syntax mastery method, Varied practice exercises, Selected vocabulary lists, Noun declension tables, Verb conjugation tables

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan - Annual | $24.99 | per year |


### DB Component Decoder

[App page](https://appshunter.io/ios/app/db-component-decoder/id6760971927)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cattus free?

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

### Is DB Component Decoder free?

DB Component Decoder is free to download, with no in-app purchases.

### Do Cattus or DB Component Decoder have ads?

Cattus shows ads; DB Component Decoder does not.

### Which is updated more often, Cattus or DB Component Decoder?

Cattus ships an update every 9 days, and DB Component Decoder every 3 days. Most recently, Cattus was updated on October 24, 2026 and DB Component Decoder on October 25, 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.*