# Data Collection vs HamExam+

The clearest difference is price: HamExam+ at Free against Data Collection's $0.99. HamExam+ also leads on iOS requirement (13 vs 18.0). Data Collection's advantage is in-app purchases (none vs 9) and review sentiment (61% vs 33%). On update cadence, ads and device support there is nothing between them.

HamExam+ is free to download; Data Collection costs $0.99 up front. HamExam+ sells 9 one-off in-app purchases. Data Collection asks for nothing beyond the download.

Data Collection ships an update every 2 months, HamExam+ monthly. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Data Collection | HamExam+ |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.1 (10 ratings)](https://appshunter.io/ios/app/data-collection/id479348835/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | **60.9% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 22 MB |
| Requires iOS | 18.0 | **13** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chris Wozny](https://appshunter.io/developer/479348838) | [Michael Todd](https://appshunter.io/developer/1211079532) |

## What reviewers say

### Data Collection

[App page](https://appshunter.io/ios/app/data-collection/id479348835)

This app allows researchers to capture accelerometer, gyroscope, and magnetometer data directly from their iOS devices. It time stamps the captured data and includes Apple's enhanced device motion for research or experimentation.

**Highlights:** Capture accelerometer data, Capture gyroscope data, Capture magnetometer data, Time-stamped data, Includes enhanced device motion data

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

**In-app purchases:** none


### HamExam+

[App page](https://appshunter.io/ios/app/hamexam-plus/id1513984501)

Prepare for your Amateur Radio license exams with practice tests. This app generates randomized multiple-choice questions for various license classes across multiple countries. Track your progress and share results with friends.

**Highlights:** Practice exams for Amateur Radio licenses, Multiple countries supported (USA, UK, AU, CA, DE, IT, NZ, ES, CH), Randomized question generation, Unlimited practice exams, Answer checking, Results sharing, Multi-language support

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HamExam Canada | $2.99 | one-time |
| HamExam Australia | $2.99 | one-time |
| HamExam Espanya | $2.99 | one-time |
| HamExam New Zealand | $2.99 | one-time |
| HamExam Deutschland | $2.99 | one-time |
| HamExam USA | $2.99 | one-time |
| HamExam Schweiz | $2.99 | one-time |
| HamExam Italia | $2.99 | one-time |
| HamExam UK | $2.99 | one-time |


## Frequently asked questions

### Is Data Collection free?

Data Collection costs $0.99, with no in-app purchases.

### Is HamExam+ free?

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

### Do Data Collection or HamExam+ have ads?

Neither Data Collection nor HamExam+ shows ads.

### Which is updated more often, Data Collection or HamExam+?

Data Collection ships an update every 2 months, and HamExam+ monthly. Most recently, Data Collection was updated on October 4, 2026 and HamExam+ on October 7, 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.*