# Occupational Therapy Test Prep vs Ludenso Explore

The clearest difference is in-app purchases: Ludenso Explore at none against Occupational Therapy Test Prep's 2. Ludenso Explore also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Occupational Therapy Test Prep sells 2 in-app purchases, starting at $24.99 per month. Ludenso Explore asks for nothing beyond the download.

Occupational Therapy Test Prep ships an update every 2 months, Ludenso Explore every 9 days. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Occupational Therapy Test Prep | Ludenso Explore |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (479 ratings)](https://appshunter.io/ios/app/occupational-therapy-test-prep/id1567717846/reviews)** | — |
| Number of ratings | **479** | — |
| Positive reviews | 7.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 133 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MastrAPI](https://appshunter.io/developer/1618627725) | [Ludenso AS](https://appshunter.io/developer/1527754235) |

## What reviewers say

### Occupational Therapy Test Prep

[App page](https://appshunter.io/ios/app/occupational-therapy-test-prep/id1567717846)

Prepare for your NBCOT OTR and COTA certification exams with a personalized study plan. Practice with over 1300 expert-written questions and track your progress to boost confidence for passing on your first attempt.

**Highlights:** Personalized study plans, 1300+ practice questions, Track strengths and weaknesses, Detailed test statistics, Compare scores to community average, Multiple exam options

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OT Prep: Full Access | $24.99 | per month |
| Lifetime | $99.99 | one-time |

**What reviewers like**

- 👊 Practice with "Timed Quiz"
- 👍 Helps prepare for exam quickly

**What reviewers complain about**

- 😵‍💫 Incorrect answers and rationale
- 🐛 Repetitive questions
- 🐛 Poorly written/confusing questions
- 🐛 Technical issues/app down frequently
- 🐛 Support unavailable/server errors

**Reported bugs**

- App is down frequently
- Server errors when contacting support
- Cannot report issues
- App won't open/stuck on loading screen
- Loading takes forever

**Requested features**

- Dark mode option
- Improved stats for areas of improvement


### Ludenso Explore

[App page](https://appshunter.io/ios/app/ludenso-explore/id1586988323)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Occupational Therapy Test Prep free?

Occupational Therapy Test Prep is free to download, with in-app purchases available.

### Is Ludenso Explore free?

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

### Do Occupational Therapy Test Prep or Ludenso Explore have ads?

Neither Occupational Therapy Test Prep nor Ludenso Explore shows ads.

### Which is updated more often, Occupational Therapy Test Prep or Ludenso Explore?

Occupational Therapy Test Prep ships an update every 2 months, and Ludenso Explore every 9 days. Most recently, Occupational Therapy Test Prep was updated on September 21, 2026 and Ludenso Explore on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*