# SPQR vs IDDA

The clearest difference is in-app purchases: SPQR at none against IDDA's 10. SPQR also leads on iOS requirement (8.1 vs 15.2). On price, ads and device support there is nothing between them.

Both are free to download. IDDA sells 6 one-off in-app purchases. SPQR asks for nothing beyond the download.

## The numbers

| Metric | SPQR | IDDA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/spqr-nd-for-iphone/id932396810/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 178 MB | 110 MB |
| Requires iOS | **8.1** | 15.2 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [University of Notre Dame du Lac](https://appshunter.io/developer/488808649) | [Digital Dental Academy Ltd.](https://appshunter.io/developer/1512145084) |

## What reviewers say

### SPQR

[App page](https://appshunter.io/ios/app/spqr-nd-for-iphone/id932396810)

Explore ancient Rome's monuments through digitized historical publications. Compare different interpretations side-by-side and view their locations on an interactive map. Ideal for students, scholars, and history enthusiasts.

**Highlights:** Interactive Roman Forum map, Digitized historic print representations, Monumental descriptions, Multiple historic monument views, Zoomable historic plates, Layered historical maps

**Features:** macOS Compatibility

**In-app purchases:** none


### IDDA

[App page](https://appshunter.io/ios/app/idda/id1597746245)

Access comprehensive digital dentistry courses and develop specialized skills. Learn from global experts and enhance your clinical career with curated materials and mentorship.

**Highlights:** Digital dentistry courses, Skill development, Global expert faculty, Clinical career enhancement, Curated reading material, Mentorship

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Partial Extraction Therapy | $199.99 | one-time |
| Ultimate All On X Course | $399.99 | one-time |
| CAM Materials Masterclass | $799.99 | one-time |
| Getting Started in 3D Printing | $799.99 | one-time |
| CAD Design Masterclass | $799.99 | one-time |
| Guided Implant Surgery | $899.99 | one-time |


## Frequently asked questions

### Is SPQR free?

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

### Is IDDA free?

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

### Do SPQR or IDDA have ads?

Neither SPQR nor IDDA 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.*