# Jamaker vs Catalopedia

The clearest difference is review sentiment: Jamaker at 100% against Catalopedia's 0%. Jamaker also leads on rating (4.0 vs 1.0) and in-app purchases (none vs 5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Catalopedia sells 5 one-off in-app purchases. Jamaker asks for nothing beyond the download.

Jamaker holds the better App Store score, 4.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 100% of Jamaker's written reviews are positive against 0% of Catalopedia's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 10, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Jamaker | Catalopedia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/jamaker/id1274349652/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/catalopedia/id1662071607/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 48 MB | 61 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gizzada Limited](https://appshunter.io/developer/1274144527) | [Skrya Pte Ltd](https://appshunter.io/developer/1607060618) |

## What reviewers say

### Jamaker

[App page](https://appshunter.io/ios/app/jamaker/id1274349652)

This app provides a centralized digital workspace for teams, offering access to daily plans, files, and data. It aims to improve team efficiency by keeping everyone organized and focused on key objectives.

**Highlights:** Access daily plans, Centralized file access, Team data management, Improved team focus, Enhanced organization

**Features:** macOS Compatibility

**In-app purchases:** none


### Catalopedia

[App page](https://appshunter.io/ios/app/catalopedia/id1662071607)

This app serves as a comprehensive encyclopedia for catalytic converters, offering free, unlimited searches. It provides transparent pricing, accurate metal and FX updates, and detailed 3D rendered images with exact measurements. The app also features an AI-powered identification tool and welcomes collaboration for expanding its product catalog.

**Highlights:** Unlimited free catalytic converter searches, Transparent pricing with customizable rates, Hourly updated metal and FX prices, 3D rendered images with exact measurements, AI-powered converter identification (Beta), Country-specific product differentiation, Collaborative expansion of product catalog

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 Credits | $29.99 | one-time |
| 66 Credits | $59.99 | one-time |
| 144 Credits | $99.99 | one-time |
| 225 Credits | $179.99 | one-time |
| 360 Credits | $229.99 | one-time |


## Frequently asked questions

### Is Jamaker free?

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

### Is Catalopedia free?

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

### Which has better reviews, Jamaker or Catalopedia?

Jamaker is rated higher. Jamaker averages 4.0 out of 5 from 4 ratings, while Catalopedia averages 1.0 from 2 ratings.

### Do Jamaker or Catalopedia have ads?

Neither Jamaker nor Catalopedia shows ads.

### Which is updated more often, Jamaker or Catalopedia?

Jamaker ships an update every 3 weeks, and Catalopedia every 3 weeks. Most recently, Jamaker was updated on September 10, 2026 and Catalopedia on June 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*