# AURA STUDY vs CDA DANB Practice Test AI

The clearest difference is iOS requirement: CDA DANB Practice Test AI at 13.0 against AURA STUDY's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. AURA STUDY sells 10 one-off in-app purchases and CDA DANB Practice Test AI sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AURA STUDY ships an update every 6 months, CDA DANB Practice Test AI every 4 months. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | AURA STUDY | CDA DANB Practice Test AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Size | 147 MB | 23 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [iAPPSSTUDIO](https://appshunter.io/developer/1830642259) |

## What reviewers say

### AURA STUDY

[App page](https://appshunter.io/ios/app/aura-study/id6739246145)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AT | $34.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BC | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BH | $49.99 | one-time |


### CDA DANB Practice Test AI

[App page](https://appshunter.io/ios/app/cda-danb-practice-test-ai/id6755946820)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $0.99 | per 7 days |
| Yearly Premium Access | $29.99 | per year |
| Get Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is AURA STUDY free?

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

### Is CDA DANB Practice Test AI free?

CDA DANB Practice Test AI is free to download, with in-app purchases available.

### Do AURA STUDY or CDA DANB Practice Test AI have ads?

Neither AURA STUDY nor CDA DANB Practice Test AI shows ads.

### Which is updated more often, AURA STUDY or CDA DANB Practice Test AI?

AURA STUDY ships an update every 6 months, and CDA DANB Practice Test AI every 4 months. Most recently, AURA STUDY was updated on October 11, 2026 and CDA DANB Practice Test AI on October 8, 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.*