# AR Grimoire vs Ham Engineering

The clearest difference is in-app purchases: Ham Engineering at none against AR Grimoire's 3. AR Grimoire's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AR Grimoire sells 3 in-app purchases, starting at $0.99 per month. Ham Engineering asks for nothing beyond the download.

AR Grimoire ships an update every 5 days, Ham Engineering every 3 weeks. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AR Grimoire | Ham Engineering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (15 ratings)](https://appshunter.io/ios/app/ar-grimoire/id1483112641/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 21 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vivian Qu](https://appshunter.io/developer/1227312971) | [Yousif AL Balushi](https://appshunter.io/developer/1855752610) |

## What reviewers say

### AR Grimoire

[App page](https://appshunter.io/ios/app/ar-grimoire/id1483112641)

Visualize D&D spells in augmented reality on your tabletop. Manage spellbooks, create characters, and track spell slots with a user-friendly interface. Includes SRD 5.1 spells and custom spell support.

**Highlights:** Augmented reality spell visualization, Spell range and shape projection, Gesture-based spell manipulation, Full-featured spellbook, Character creation and spell slot tracking, Spell filtering by class, school, and keywords, Custom spell addition

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AR Grimoire Pro Monthly | $0.99 | per month |
| AR Grimoire Pro 6 Months | $4.49 | per 6 months |
| AR Grimoire Pro Lifetime | $19.99 | one-time |


### Ham Engineering

[App page](https://appshunter.io/ios/app/ham-engineering/id6795236723)

**In-app purchases:** none


## Frequently asked questions

### Is AR Grimoire free?

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

### Is Ham Engineering free?

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

### Do AR Grimoire or Ham Engineering have ads?

Neither AR Grimoire nor Ham Engineering shows ads.

### Which is updated more often, AR Grimoire or Ham Engineering?

AR Grimoire ships an update every 5 days, and Ham Engineering every 3 weeks. Most recently, AR Grimoire was updated on October 3, 2026 and Ham Engineering on October 4, 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.*