# First Millennium Encyclopedia vs Grade 9 Math Practice

The clearest difference is price: First Millennium Encyclopedia at Free against Grade 9 Math Practice's $0.49. Grade 9 Math Practice's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

First Millennium Encyclopedia is free to download; Grade 9 Math Practice costs $0.49 up front. First Millennium Encyclopedia sells 1 one-off in-app purchase. Grade 9 Math Practice asks for nothing beyond the download.

First Millennium Encyclopedia ships an update every 3 weeks, Grade 9 Math Practice fortnightly. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | First Millennium Encyclopedia | Grade 9 Math Practice |
| --- | --- | --- |
| Price | **Free** | $0.49 |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/first-millennium-encyclopedia/id1126981507/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free | — |
| Size | 162 MB | 25 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Good Spider, LLC](https://appshunter.io/developer/1487595667) | [Manish Kumar](https://appshunter.io/developer/1854995154) |

## 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 (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $9.99 | one-time |


### Grade 9 Math Practice

[App page](https://appshunter.io/ios/app/grade-9-math-practice/id6757458527)

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

**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 Grade 9 Math Practice free?

Grade 9 Math Practice costs $0.49, with no in-app purchases.

### Do First Millennium Encyclopedia or Grade 9 Math Practice have ads?

Neither First Millennium Encyclopedia nor Grade 9 Math Practice shows ads.

### Which is updated more often, First Millennium Encyclopedia or Grade 9 Math Practice?

First Millennium Encyclopedia ships an update every 3 weeks, and Grade 9 Math Practice fortnightly. Most recently, First Millennium Encyclopedia was updated on October 10, 2026 and Grade 9 Math Practice on October 16, 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.*