# First Millennium Encyclopedia vs Zoology Dictionary Pro

The clearest difference is review sentiment: First Millennium Encyclopedia at 100% against Zoology Dictionary Pro's 0%. First Millennium Encyclopedia also leads on rating (5.0 vs 1.0) and ratings volume (9 vs 1). Zoology Dictionary Pro's advantage is in-app purchases (none vs 3) and iOS requirement (9.0 vs 15.0). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. First Millennium Encyclopedia sells 3 in-app purchases, starting at $2.99 per month. Zoology Dictionary Pro asks for nothing beyond the download.

First Millennium Encyclopedia holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: First Millennium Encyclopedia has 9 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of First Millennium Encyclopedia's written reviews are positive against 0% of Zoology Dictionary Pro's.

## The numbers

| Metric | First Millennium Encyclopedia | Zoology Dictionary Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/first-millennium-encyclopedia/id1126981507/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/zoology-dictionary-pro/id1492601778/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | Free |
| Size | 162 MB | 16 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Good Spider, LLC](https://appshunter.io/developer/1487595667) | [Donik Ariyanto](https://appshunter.io/developer/1325008963) |

## What reviewers say

### First Millennium Encyclopedia

[App page](https://appshunter.io/ios/app/first-millennium-encyclopedia/id1126981507)

This educational app provides comprehensive historical information about the First Millennium through engaging articles and HD photos. It's designed for all ages, offering an offline experience with a badge collection system to encourage learning.

**Highlights:** Thousands of articles and HD photos, Offline access, Badge collection system, Simple organization and UI, Suitable for all ages, Available on iPhone and iPad

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium | $19.99 | per year |
| Full Version | $9.99 | one-time |


### Zoology Dictionary Pro

[App page](https://appshunter.io/ios/app/zoology-dictionary-pro/id1492601778)

Access a comprehensive offline dictionary of zoology terms and definitions. Search for specific words, bookmark favorites, and test your knowledge with quizzes. Ideal for students and enthusiasts needing quick access to zoological vocabulary.

**Highlights:** Offline access to all data, Tens of thousands of zoology terms, Searchable vocabulary, Bookmark favorite terms, Word of the day feature, Zoology term quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is First Millennium Encyclopedia free?

First Millennium Encyclopedia is free to download, with in-app purchases available.

### Is Zoology Dictionary Pro free?

Zoology Dictionary Pro is free to download, with no in-app purchases.

### Which has better reviews, First Millennium Encyclopedia or Zoology Dictionary Pro?

First Millennium Encyclopedia is rated higher. First Millennium Encyclopedia averages 5.0 out of 5 from 9 ratings, while Zoology Dictionary Pro averages 1.0 from 1 ratings.

### Do First Millennium Encyclopedia or Zoology Dictionary Pro have ads?

Neither First Millennium Encyclopedia nor Zoology Dictionary Pro shows ads.

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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.*